Fibria Celulose S.A. (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line Label Object Class Period Type Balance Report ElementName
1 00090 - Document - Document and Entity Information Network

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 http://www.fibria.com.br/role/DocumentDocumentAndEntityInformation
2 Implied Table Table

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3 Document and Entity Information Abstract fbr:DocumentAndEntityInformationAbstract
4 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
5 Entity Central Index Key Concept (CIK Number) For Period dei:EntityCentralIndexKey
6 Document Type Concept (Submission Type) For Period dei:DocumentType
7 Document Period End Date Concept (Date) For Period dei:DocumentPeriodEndDate
8 Amendment Flag Concept (Yes/No) For Period dei:AmendmentFlag
9 Current Fiscal Year End Date Concept (Month/Day) For Period dei:CurrentFiscalYearEndDate
10 Entity Well-known Seasoned Issuer Concept (Yes/No) For Period dei:EntityWellKnownSeasonedIssuer
11 Entity Voluntary Filers Concept (Yes/No) For Period dei:EntityVoluntaryFilers
12 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
13 Entity Filer Category Concept (Filer Category) For Period dei:EntityFilerCategory
14 Entity Common Stock, Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
15 Document Fiscal Year Focus Concept (Year) For Period dei:DocumentFiscalYearFocus
16 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
17 00100 - Statement - Consolidated balance sheet Network

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18 Implied Table Table

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19 Consolidated balance sheet Abstract ifrs-full:StatementOfFinancialPositionAbstract
20 Assets Abstract ifrs-full:AssetsAbstract
21 Current Abstract ifrs-full:CurrentAssetsAbstract
22 Cash and cash equivalents (Note 9) Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
23 Marketable securities (Note 10) Concept (Monetary) As Of Debit fbr:IfrsMarketableSecuritiesCurrent
24 Derivative financial instruments (Note 11) Concept (Monetary) As Of Debit ifrs-full:CurrentDerivativeFinancialAssets
25 Trade accounts receivable, net (Note 12) Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
26 Inventory (Note 13) Concept (Monetary) As Of Debit ifrs-full:Inventories
27 Recoverable taxes (Note 14) Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsCurrent
28 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherCurrentAssets
29 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
30 Non-current Abstract ifrs-full:NoncurrentAssetsAbstract
31 Marketable securities (Note 10) Concept (Monetary) As Of Debit fbr:IfrsMarketableSecuritiesNoncurrent
32 Derivative financial instruments (Note 11) Concept (Monetary) As Of Debit ifrs-full:NoncurrentDerivativeFinancialAssets
33 Related parties receivables (Note 16) Concept (Monetary) As Of Debit fbr:NoncurrentAmountsReceivableRelatedPartyTransactions
34 Recoverable taxes (Note 14) Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsNoncurrent
35 Advances to suppliers (Note 22) Concept (Monetary) As Of Debit fbr:NonCurrentAdvancesToSuppliers
36 Judicial deposits Concept (Monetary) As Of Debit ifrs-full:LongtermDeposits
37 Deferred taxes (Note 15) Concept (Monetary) As Of Debit ifrs-full:NetDeferredTaxAssets
38 Assets held for sale (Note 1(b) and Note 37) Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale
39 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentAssets
40 Investments (Note 17) Concept (Monetary) As Of Debit fbr:InvestmentsInSubsidiariesJointVenturesAndAssociatesEquityMethodAndOtherInvestmentsAtFairValue
41 Biological assets (Note 18) Concept (Monetary) As Of Debit ifrs-full:NoncurrentBiologicalAssets
42 Property, plant and equipment (Note 19) Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
43 Intangible assets (Note 20) Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
44 Total non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
45 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
46 Liabilities and shareholders' equity Abstract ifrs-full:EquityAndLiabilitiesAbstract
47 Current Abstract ifrs-full:CurrentLiabilitiesAbstract
48 Loans and financing (Note 23) Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
49 Derivative financial instruments (Note 11) Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
50 Trade payables (Note 24) Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
51 Payroll, profit sharing and related charges Concept (Monetary) As Of Credit fbr:CurrentAccruedExpensesPayrollProfitSharingAndRelatedCharges
52 Taxes payable Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
53 Dividends payable Concept (Monetary) As Of Credit ifrs-full:DividendsPayable
54 Other payables Concept (Monetary) As Of Credit ifrs-full:OtherCurrentPayables
55 Total current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
56 Non-current Abstract ifrs-full:NoncurrentLiabilitiesAbstract
57 Loans and financing (Note 23) Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
58 Derivative financial instruments (Note 11) Concept (Monetary) As Of Credit ifrs-full:NoncurrentDerivativeFinancialLiabilities
59 Deferred taxes Concept (Monetary) As Of Credit ifrs-full:NetDeferredTaxLiabilities
60 Provision for legal proceeds, net (Note 25) Concept (Monetary) As Of Credit fbr:ProvisionForLegalProceedsNet
61 Liabilities related to the assets held for sale (Note 1(b) and Note 37) Concept (Monetary) As Of Credit ifrs-full:NoncurrentAdvances
62 Other payables Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentPayables
63 Total non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
64 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
65 Shareholders' equity (Note 29) Abstract ifrs-full:EquityAbstract
66 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
67 Share capital reserve Concept (Monetary) As Of Credit ifrs-full:CapitalReserve
68 Treasury shares Concept (Monetary) As Of Debit ifrs-full:TreasuryShares
69 Other reserves Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
70 Statutory reserves Concept (Monetary) As Of Credit ifrs-full:StatutoryReserve
71 Equity attributable to shareholders of the Company Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
72 Equity attributable to non-controlling interests Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
73 Total shareholders' equity Concept (Monetary) As Of Credit ifrs-full:Equity
74 Total liabilities and shareholders' equity Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
75 00200 - Statement - Consolidated statement of profit or loss Network

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 http://www.fibria.com.br/role/StatementConsolidatedStatementOfProfitOrLoss
76 Implied Table Table

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77 Consolidated statement of profit or loss Abstract ifrs-full:IncomeStatementAbstract
78 Net revenues (Note 32) Concept (Monetary) For Period Credit ifrs-full:Revenue
79 Cost of sales (Note 34) Concept (Monetary) For Period Debit ifrs-full:CostOfSales
80 Gross Profit Concept (Monetary) For Period Credit ifrs-full:GrossProfit
81 Selling expenses (Note 34) Concept (Monetary) For Period Debit ifrs-full:SellingExpense
82 General and administrative (Note 34) Concept (Monetary) For Period Debit ifrs-full:GeneralAndAdministrativeExpense
83 Equity in results of joint-venture Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
84 Other operating income and expense, net (Note 34) Concept (Monetary) For Period Credit ifrs-full:OtherOperatingIncomeExpense
85 Total operating income (expenses) Concept (Monetary) For Period Credit fbr:OperatingIncomeExpense
86 Income before financial income and expenses Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
87 Financial income (Note 33) Concept (Monetary) For Period Credit ifrs-full:FinanceIncome
88 Financial expenses (Note 33) Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
89 Result of derivative financial instruments, net (Note 33) Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnChangeInFairValueOfDerivatives
90 Foreign exchange gain (loss) and indexation charges, net (Note 33) Concept (Monetary) For Period Credit fbr:GainsLossesOnExchangeDifferencesOnTranslationAndIndexationChargesNet
91 Net financial result Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
92 Income (loss) before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
93 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
94 Current (Note 15 (b)) Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncome
95 Deferred (Note 15 (b)) Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences
96 Net income for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
97 Attributable to Abstract ifrs-full:ProfitLossAttributableToAbstract
98 Shareholders of the Company Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
99 Non-controlling interest Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
100 Basic earnings per share (in Reais) (Note 36) Concept (Share) For Period ifrs-full:BasicEarningsLossPerShare
101 Diluted earnings per share (in Reais) (Note 36) Concept (Share) For Period ifrs-full:DilutedEarningsLossPerShare
102 00300 - Statement - Consolidated statement of comprehensive income Network

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103 Implied Table Table

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104 Consolidated statement of comprehensive income Abstract ifrs-full:StatementOfComprehensiveIncomeAbstract
105 Net income for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
106 Other comprehensive income Abstract ifrs-full:OtherComprehensiveIncomeAbstract
107 Items that will not be reclassified to profit or loss Abstract ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossBeforeTaxAbstract
108 Actuarial gains (loss) on post-employment benefit obligations (Note 30(c)) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
109 Share of other comprehensive income - Veracel post-employment benefit obligations (Note 30(c)) Concept (Monetary) For Period Credit ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossBeforeTax
110 Total other comprehensive income that will not be reclassified to profit or loss, before tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossBeforeTax
111 Tax effect regarding above items Concept (Monetary) For Period Debit ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss
112 Total items that will not be reclassified to profit or loss Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax
113 Items that may be subsequently reclassified to profit or loss Abstract ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract
114 Foreign exchange effect on available-for-sale financial assets (Note 17 (b)) Abstract ifrs-full:ExchangeDifferencesOnTranslationAbstract
115 Ensyn Corporation ("Ensyn") Concept (Monetary) For Period Credit fbr:GainsLossesOnRemeasuringAvailableForSaleFinancialAssetsBeforeTaxEnsynCorporation
116 CelluForce Inc. ("CelluForce") Concept (Monetary) For Period Credit fbr:GainsLossesOnRemeasuringAvailableForSaleFinancialAssetsBeforeTaxCelluforceInc
117 Spinnova Oy ("Spinnova") Concept (Monetary) For Period Credit fbr:GainsLossesOnRemeasuringAvailableForSaleFinancialAssetsBeforeTaxSpinnovaOy
118 Total other comprehensive income that will be reclassified to profit or loss, before tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTax
119 Tax effect regarding above items Concept (Monetary) For Period Debit ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss
120 Total items that may be subsequently reclassified to profit or loss Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax
121 Total other comprehensive income (loss) for the year, net of taxes Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
122 Total comprehensive income for the year, net of taxes Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
123 Attributable to Abstract ifrs-full:ComprehensiveIncomeAttributableToAbstract
124 Shareholders of the Company Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
125 Non-controlling interest Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
126 00400 - Statement - Statement of changes in shareholders' equity Network

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 http://www.fibria.com.br/role/StatementStatementOfChangesInShareholdersEquity
127 Statement of changes in equity [table] Table

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 ifrs-full:StatementOfChangesInEquityTable
128 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
129 Equity [member] Member ifrs-full:EquityMember
130 Issued Capital Member ifrs-full:IssuedCapitalMember
131 Capital Member fbr:IssuedCapitalCapitalMember
132 Share issuance costs Member fbr:IssuedCapitalShareIssuanceCostsMember
133 Capital Reserves Member ifrs-full:CapitalReserveMember
134 Treasury shares Member ifrs-full:TreasurySharesMember
135 Other reserves Member ifrs-full:OtherReservesMember
136 Other comprehensive income Member ifrs-full:AccumulatedOtherComprehensiveIncomeMember
137 Statutory reserves Member ifrs-full:StatutoryReserveMember
138 Legal Member fbr:StatutoryReservesLegalMember
139 Investments Member fbr:StatutoryReservesInvestmentsMember
140 Additional dividends proposed Member fbr:StatutoryReservesAdditionalDividendsProposedMember
141 Retained earnings (accumulated deficit) Member ifrs-full:RetainedEarningsMember
142 Equity attributable to owners of parent Member ifrs-full:EquityAttributableToOwnersOfParentMember
143 Non-controlling interest Member ifrs-full:NoncontrollingInterestsMember
144 Statement of changes in shareholders' equity LineItems ifrs-full:StatementOfChangesInEquityLineItems
145 Equity at beginning of period Concept (Monetary) As Of Credit ifrs-full:Equity
146 Changes in shareholders' equity Abstract ifrs-full:ChangesInEquityAbstract
147 Net income Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
148 Other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
149 Total comprehensive income Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
150 Transactions with shareholders Abstract fbr:TransactionsWithShareholdersAbstract
151 Unclaimed dividends forfeited Concept (Monetary) For Period Credit fbr:IncreaseThroughTransferToStatutoryReserveUnclaimedDividendsForfeited
152 Repurchase of shares (Note 29) Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTreasuryShareTransactions
153 Stock option program (Note 31(ii)) Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
154 Exercise of stock option program Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughExerciseOfOptions
155 Dividends declared - non-controlling interest (Portocel) Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToNoncontrollingInterests
156 Dividends distributed Concept (Monetary) For Period Debit ifrs-full:DividendsPaid
157 Minimum mandatory dividend - 25% (Note 29) Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToCurrentYear
158 Additional dividend proposed Concept (Monetary) For Period Debit fbr:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToCurrentYearAdditionalDividend
159 Legal reserve (Note 29) Concept (Monetary) For Period Credit fbr:IncreaseDecreaseThroughTransferToStatutoryReserveLegalReserve
160 Investment reserve appropriation (Note 29(c)) Concept (Monetary) For Period Credit fbr:IncreaseThroughTransferToStatutoryReserveInvestmentAppropriation
161 Equity at end of period Concept (Monetary) As Of Credit ifrs-full:Equity
162 00405 - Statement - Statement of changes in shareholders' equity (parenthetical) Network

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163 Implied Table Table

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164 Statement of changes in shareholders' equity Abstract ifrs-full:StatementOfChangesInEquityAbstract
165 Minimum mandatory dividend (as a percent) Concept (Percent) For Period fbr:MinimumAnnualDividendAsPercentOfAdjustedNetIncome
166 00500 - Statement - Consolidated statement of cash flows Network

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167 Implied Table Table

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168 Consolidated statement of cash flows Abstract ifrs-full:StatementOfCashFlowsAbstract
169 Income (loss) before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
170 Adjusted by Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
171 Depreciation, depletion and amortization (Note 34) Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
172 Depletion of timber resources from forestry partnership programs (Note 22 and Note 34) Concept (Monetary) For Period Debit fbr:AdjustmentsForDepletionExpense
173 Foreign exchange (gain) loss and indexation charges, net (Note 33) Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains
174 Change in fair value of derivative financial instruments Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForGainsLossesOnChangeInFairValueOfDerivatives
175 Equity in results of joint-venture Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod
176 Loss (gain) on disposal of property, plant and equipment and biological assets, net (Note 34) Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment
177 Gain on sale of investment - Losango Project (Note 1(b)) Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets
178 Interest and gain/losses from marketable securities Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForInterestIncome
179 Interest expense Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForInterestExpense
180 Change in fair value of biological assets (Note 18 and Note 34) Concept (Monetary) For Period ifrs-full:GainsLossesOnFairValueAdjustmentBiologicalAssets
181 Impairment of recoverable taxes - ICMS (Note 14) Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
182 Tax credits Concept (Monetary) For Period Credit fbr:AdjustmentsForTaxCredits
183 Stock option program Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForSharebasedPayments
184 Transaction costs and other Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForFinanceCosts
185 Decrease (increase) in assets Abstract fbr:DecreaseIncreaseInAssetsAbstract
186 Trade accounts receivable Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable
187 Inventory Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInInventories
188 Recoverable taxes Concept (Monetary) For Period Debit fbr:AdjustmentsForDecreaseIncreaseInRecoverableTaxes
189 Other assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables
190 Increase (decrease) in liabilities Abstract fbr:IncreaseDecreaseInLiabilitiesAbstract
191 Trade payables Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAccountPayable
192 Taxes payable Concept (Monetary) For Period Debit fbr:AdjustmentsForIncreaseDecreaseInTaxesPayables
193 Payroll, profit sharing and related charges Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities
194 Other payables Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInOtherOperatingPayables
195 Cash provided by operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperations
196 Interest received Concept (Monetary) For Period Debit ifrs-full:InterestReceivedClassifiedAsOperatingActivities
197 Interest paid Concept (Monetary) For Period Credit ifrs-full:InterestPaidClassifiedAsOperatingActivities
198 Income taxes paid Concept (Monetary) For Period Credit ifrs-full:IncomeTaxesPaidClassifiedAsOperatingActivities
199 Net cash provided by operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
200 Cash flows from investing activities Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
201 Acquisition of property, plant and equipment, intangible assets and forests Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets
202 Advances for acquisition of timber from forestry partnership program (Note 22) Concept (Monetary) For Period Credit ifrs-full:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities
203 Proceeds from sale of investment - Losango Project (Note 1(b)) Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations
204 Subsidiary incorporation - Fibria Innovations Concept (Monetary) For Period Credit fbr:CashPaymentsForIncorporationOfSubsidiaryClassifiedAsInvestingActivities
205 Cash paid for acquisition of investment - Spinnova (Note 17(b)) Concept (Monetary) For Period Credit fbr:PaymentsForAcquisitionOfInvestmentsInstallmentsSpinnova
206 Marketable securities, net Concept (Monetary) For Period Credit fbr:PaymentsForProceedsFromMarketableSecurities
207 Cash paid for acquisition of investment - CelluForce Concept (Monetary) For Period Credit fbr:PaymentsForAcquisitionOfInvestmentsInstallmentsCelluForce
208 Cash paid for additional acquisition of investment Concept (Monetary) For Period Credit fbr:PaymentsForAdditionalAcquisitionOfInvestmentsInstallments
209 Capital increase on joint-venture Concept (Monetary) For Period Credit ifrs-full:OtherCashPaymentsToAcquireInterestsInJointVenturesClassifiedAsInvestingActivities
210 Proceeds from sale of property, plant and equipment Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
211 Derivative transactions settled (Note 11(c)) Concept (Monetary) For Period Credit fbr:DerivativeInstrumentSettlementValuePaidReceived
212 Others Concept (Monetary) For Period Debit ifrs-full:OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities
213 Net cash used in investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
214 Cash flows from financing activities Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
215 Borrowings (Note 23) Concept (Monetary) For Period Debit ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
216 Repayments of principal (Note 23) Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
217 Repurchase of shares (Note 29(d)) Concept (Monetary) For Period Credit ifrs-full:PaymentsToAcquireOrRedeemEntitysShares
218 Exercise of stock option program Concept (Monetary) For Period Debit ifrs-full:ProceedsFromExerciseOfOptions
219 Dividends paid Concept (Monetary) For Period Credit ifrs-full:DividendsPaidClassifiedAsFinancingActivities
220 Others Concept (Monetary) For Period Debit ifrs-full:OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities
221 Net cash provided by (used in) financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
222 Effect of exchange rate changes on cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
223 Net increase (decrease) in cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
224 Cash and cash equivalents at beginning of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
225 Cash and cash equivalents at end of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
226 10101 - Disclosure - Operations and current developments Network

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227 Implied Table Table

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228 Operations and current developments Abstract fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsAbstract
229 Operations and current developments Concept (Text Block (HTML)) For Period fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsExplanatoryTextBlock
230 10201 - Disclosure - Presentation of financial statements and summary of significant accounting policies Network

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231 Implied Table Table

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233 Presentation of financial statements and summary of significant accounting policies Concept (Text Block (HTML)) For Period fbr:PresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock
234 10301 - Disclosure - Critical accounting estimates and assumptions Network

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235 Implied Table Table

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236 Critical accounting estimates and assumptions Abstract ifrs-full:DisclosureOfChangesInAccountingEstimatesAbstract
237 Critical accounting estimates and assumptions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAccountingJudgementsAndEstimatesExplanatory
238 10401 - Disclosure - Risk management Network

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239 Implied Table Table

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241 Risk management Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsExplanatory
242 10501 - Disclosure - Sensitivity analysis Network

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243 Implied Table Table

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244 Sensitivity analysis Abstract fbr:SensitivityAnalysisForTypesOfMarketRiskAbstract
245 Sensitivity analysis Concept (Text Block (HTML)) For Period ifrs-full:SensitivityAnalysisForEachTypeOfMarketRisk
246 10601 - Disclosure - Fair value estimates Network

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247 Implied Table Table

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248 Fair value estimates Abstract fbr:DisclosureOfFairValueMeasurementAbstract
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250 10701 - Disclosure - Financial instruments by category Network

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251 Implied Table Table

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252 Financial instruments by category Abstract ifrs-full:DisclosureOfFinancialInstrumentsAbstract
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254 10801 - Disclosure - Credit quality of financial assets Network

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255 Implied Table Table

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257 Credit quality of financial assets Concept (Text Block (HTML)) For Period fbr:DisclosureOfExternalCreditExposuresTextBlock
258 10901 - Disclosure - Cash and cash equivalents Network

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259 Implied Table Table

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260 Cash and cash equivalents Abstract ifrs-full:CashAndCashEquivalentsAbstract
261 Cash and cash equivalents Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory
262 11001 - Disclosure - Marketable securities Network

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263 Implied Table Table

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264 Marketable securities Abstract fbr:DisclosureOfMarketableSecuritiesAbstract
265 Marketable securities Concept (Text Block (HTML)) For Period fbr:DisclosureOfMarketableSecuritiesTextBlock
266 11101 - Disclosure - Derivative financial instruments (including embedded derivative) Network

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267 Implied Table Table

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268 Derivative financial instruments (including embedded derivative) Abstract ifrs-full:DisclosureOfHedgeAccountingAbstract
269 Derivative financial instruments (including embedded derivative) Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfHedgeAccountingExplanatory
270 11201 - Disclosure - Trade accounts receivable Network

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271 Implied Table Table

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272 Trade accounts receivable Abstract ifrs-full:TradeAndOtherCurrentReceivablesAbstract
273 Trade accounts receivable Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory
274 11301 - Disclosure - Inventory Network

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 http://www.fibria.com.br/role/DisclosureInventory
275 Implied Table Table

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276 Inventory Abstract ifrs-full:ClassesOfInventoriesAbstract
277 Inventory Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInventoriesExplanatory
278 11401 - Disclosure - Recoverable taxes Network

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279 Implied Table Table

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280 Recoverable Taxes Abstract fbr:RecoverableTaxesAbstract
281 Recoverable taxes Concept (Text Block (HTML)) For Period fbr:DisclosureOfRecoverableTaxesTextBlock
282 11501 - Disclosure - Income taxes Network

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 http://www.fibria.com.br/role/DisclosureIncomeTaxes
283 Implied Table Table

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284 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
285 Income taxes Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIncomeTaxExplanatory
286 11601 - Disclosure - Significant transactions and balances with related parties Network

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 http://www.fibria.com.br/role/DisclosureSignificantTransactionsAndBalancesWithRelatedParties
287 Implied Table Table

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288 Significant transactions and balances with related parties Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
289 Significant transactions and balances with related parties Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRelatedPartyExplanatory
290 11701 - Disclosure - Investments Network

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291 Implied Table Table

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292 Investments Abstract fbr:DisclosureOfInterestsInOtherEntitiesAbstract
293 Investments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInOtherEntitiesExplanatory
294 11801 - Disclosure - Biological assets Network

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295 Implied Table Table

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296 Biological assets. Abstract ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsAbstract
297 Biological assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsExplanatory
298 11901 - Disclosure - Property, plant and equipment Network

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299 Implied Table Table

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300 Property, plant and equipment Abstract ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
301 Property, plant and equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
302 12001 - Disclosure - Intangible assets Network

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303 Implied Table Table

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304 Intangible assets Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
305 Intangible assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIntangibleAssetsAndGoodwillExplanatory
306 12101 - Disclosure - Finance and operating lease agreements Network

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307 Implied Table Table

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308 Finance and operating lease agreements Abstract fbr:DisclosureOfLeasesAbstract
309 Finance and operating lease agreements Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfLeasesExplanatory
310 12201 - Disclosure - Advances to suppliers - forestry partnership programs Network

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311 Implied Table Table

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312 Advances to suppliers - forestry partnership programs Abstract fbr:AdvancesToSuppliersAbstract
313 Advances to suppliers - forestry partnership programs Concept (Text Block (HTML)) For Period fbr:DisclosureAdvancesToSuppliersExplanatoryTextBlock
314 12301 - Disclosure - Loans and financing Network

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315 Implied Table Table

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316 Loans and financing Abstract ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsAbstract
317 Loans and financing Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBorrowingsExplanatory
318 12401 - Disclosure - Trade payables Network

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319 Implied Table Table

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320 Trade payables Abstract ifrs-full:TradeAndOtherPayablesAbstract
321 Trade payables Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory
322 12501 - Disclosure - Contingencies Network

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323 Implied Table Table

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324 Contingencies Abstract ifrs-full:DisclosureOfContingentLiabilitiesAbstract
325 Contingencies Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherProvisionsContingentLiabilitiesAndContingentAssetsExplanatory
326 12601 - Disclosure - Tax Amnesty and Refinancing Program ("REFIS") and Special Tax Regularization Program ("PERT") Network

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327 Implied Table Table

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328 Tax Amnesty and Refinancing Program ("REFIS") and Special Tax Regularization Program ("PERT") Abstract fbr:DisclosureOfTaxRelatedProgramsAbstract
329 Tax Amnesty and Refinancing Program ("REFIS") and Special Tax Regularization Program ("PERT") Concept (Text Block (HTML)) For Period fbr:DisclosureOfTaxRelatedProgramsTextBlock
330 12701 - Disclosure - Asset retirement obligations Network

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331 Implied Table Table

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332 Asset retirement obligations Abstract fbr:DisclosureOfAssetRetirementObligationAbstract
333 Asset retirement obligations Concept (Text Block (HTML)) For Period fbr:DisclosureOfAssetRetirementObligationExplanatoryTextBlock
334 12801 - Disclosure - Long-term commitments Network

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335 Implied Table Table

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336 Long-term commitments Abstract fbr:DisclosureOfCommitmentsAbstract
337 Long-term commitments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCommitmentsExplanatory
338 12901 - Disclosure - Shareholders' equity Network

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339 Implied Table Table

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340 Shareholders' equity Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
341 Shareholders' equity Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory
342 13001 - Disclosure - Employee benefits Network

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343 Implied Table Table

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344 Employee benefits Abstract fbr:DisclosureOfEmployeeBenefitsAbstract
345 Employee benefits Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEmployeeBenefitsExplanatory
346 13101 - Disclosure - Compensation program based on shares Network

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347 Implied Table Table

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348 Compensation program based on shares Abstract ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract
349 Compensation program based on shares Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSharebasedPaymentArrangementsExplanatory
350 13201 - Disclosure - Revenue Network

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351 Implied Table Table

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352 Revenue Abstract ifrs-full:RevenueAbstract
353 Revenue Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRevenueExplanatory
354 13301 - Disclosure - Financial results Network

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355 Implied Table Table

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356 Financial Results Abstract fbr:FinancialResultsAbstract
357 Financial Results Concept (Text Block (HTML)) For Period fbr:DisclosureOfFinancialResultsTextBlock
358 13401 - Disclosure - Expenses by nature Network

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359 Implied Table Table

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360 Expenses by nature Abstract ifrs-full:ExpenseByNatureAbstract
361 Expenses by nature Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExpensesExplanatory
362 13501 - Disclosure - Insurance Network

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363 Implied Table Table

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364 Insurance Abstract ifrs-full:DisclosureOfTypesOfInsuranceContractsAbstract
365 Insurance Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInsuranceContractsExplanatory
366 13601 - Disclosure - Earnings per share Network

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367 Implied Table Table

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368 Earnings per share Abstract ifrs-full:EarningsPerShareAbstract
369 Earnings per share Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEarningsPerShareExplanatory
370 13701 - Disclosure - Non-current assets held for sale Network

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371 Implied Table Table

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372 Non-current assets held for sale Abstract fbr:NonCurrentAssetsHeldForSaleAbstract
373 Non-current assets held for sale Concept (Text Block (HTML)) For Period fbr:NonCurrentAssetsHeldForSaleExplanatoryTextBlock
374 13801 - Disclosure - Impairment testing Network

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375 Implied Table Table

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376 Impairment testing Abstract ifrs-full:DisclosureOfImpairmentLossAndReversalOfImpairmentLossAbstract
377 Impairment testing Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfImpairmentOfAssetsExplanatory
378 13901 - Disclosure - Subsequent events Network

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379 Implied Table Table

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380 Subsequent events Abstract fbr:EventsAfterReportingPeriodAbstract
381 Subsequent events Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory
382 20102 - Disclosure - Presentation of financial statements and summary of significant accounting policies (Policies) Network

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383 Implied Table Table

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384 Presentation of financial statements and summary of significant accounting policies Abstract fbr:PresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesAbstract
385 Financial statements - basis of preparation Concept (Text Block (HTML)) For Period ifrs-full:ExplanationOfMeasurementBasesUsedInPreparingFinancialStatements
386 Consolidation Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBasisOfConsolidationExplanatory
387 Segregation of assets and liabilities between current and non-current Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateExplanatory
388 Foreign currency translation Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
389 Cash and cash equivalents Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForCashFlowsExplanatory
390 Financial assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialAssetsExplanatory
391 Derivative financial instruments and hedging activities Concept (Text Block (HTML)) For Period fbr:DescriptionOfAccountingPolicyForFinancialInstrumentsAndHedgingExplanatoryTextBlock
392 Trade accounts receivable Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForTradeAndOtherReceivablesExplanatory
393 Inventory Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories
394 Current and deferred income tax and social contribution Concept (Text Block (HTML)) For Period fbr:DescriptionOfAccountingPolicyForCurrentAndDeferredIncomeTaxAndSocialContributionExplanatoryTextBlock
395 Intangible assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsAndGoodwillExplanatory
396 Property, plant and equipment Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
397 Leases Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory
398 Biological assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBiologicalAssetsExplanatory
399 Business combination Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory
400 Impairment of non-financial assets other than goodwill Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfNonfinancialAssetsExplanatory
401 Trade payables Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForTradeAndOtherPayablesExplanatory
402 Loans and financing Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBorrowingsExplanatory
403 Employee benefits Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory
404 Contingent assets and liabilities Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForContingentLiabilitiesAndContingentAssetsExplanatory
405 Asset retirement obligations Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDecommissioningRestorationAndRehabilitationProvisionsExplanatory
406 Revenue recognition Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue
407 Dividend distribution Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDividendsExplanatory
408 Non-current assets held for sale Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory
409 New standards, amendments and interpretations issued by IASB Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfExpectedImpactOfInitialApplicationOfNewStandardsOrInterpretations
410 30103 - Disclosure - Operations and current developments (Tables) Network

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411 Implied Table Table

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412 Operations and current developments Abstract fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsAbstract
413 Summary of accounting effects related to the sale of Losango project assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory
414 Summary of Merger of its subsidiary Concept (Text Block (HTML)) For Period fbr:StatementOfFinancialPositionMergedSubsidiaryTableTextBlock
415 30203 - Disclosure - Presentation of financial statements and summary of significant accounting policies (Tables) Network

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416 Implied Table Table

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417 Presentation of financial statements and summary of significant accounting policies Abstract fbr:PresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesAbstract
418 Schedule of subsidiaries and jointly-operated entities Concept (Text Block (HTML)) For Period fbr:DisclosureOfSubsidiariesAndJointVenturesTextBlock
419 30403 - Disclosure - Risk management (Tables) Network

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420 Implied Table Table

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421 Risk management Abstract ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsAbstract
422 Schedule of assets and liabilities denominated in U.S. Dollars Concept (Text Block (HTML)) For Period fbr:DisclosureOfForeignExchangeRiskExplanatoryTableTextBlock
423 Schedule of contractual undiscounted cash flows for financial liabilities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfLiquidityRiskExplanatory
424 30503 - Disclosure - Sensitivity analysis (Tables) Network

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425 Disclosure of nature and extent of risks arising from financial instruments [table] Table

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 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
426 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
427 Risks [member] Member ifrs-full:TypesOfRisksMember
428 Foreign exchange risk Member ifrs-full:CurrencyRiskMember
429 Interest rate risk Member ifrs-full:InterestRateRiskMember
430 U.S. Consumer Price Index Member ifrs-full:OtherPriceRiskMember
431 Sensitivity analysis LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
432 Summary of sensitivity analysis Concept (Text Block (HTML)) For Period fbr:SensitivityAnalysisForTypesOfMarketRiskTableTextBlock
433 30603 - Disclosure - Fair value estimates (Tables) Network

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434 Implied Table Table

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435 Fair value estimates Abstract fbr:DisclosureOfFairValueMeasurementAbstract
436 Schedule of fair value measurements of assets and liabilities Concept (Text Block (HTML)) For Period fbr:DisclosureOfFairValueMeasurementOfAssetsAndLiabilitiesTableTextBlock
437 Schedule of fair value of loans and financing Concept (Text Block (HTML)) For Period fbr:DisclosureOfFairValueOfLoansAndFinancingTableTextBlock
438 Summary of yield curves used to calculate fair value of derivative financial instruments Concept (Text Block (HTML)) For Period fbr:FairValueInputsAssetsAndLiabilitiesQuantitativeInformationTableTextBlock
439 30703 - Disclosure - Financial instruments by category (Tables) Network

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440 Implied Table Table

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441 Financial instruments by category Abstract ifrs-full:DisclosureOfFinancialInstrumentsAbstract
442 Schedule of financial instruments by category Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutFinancialInstrumentsExplanatory
443 30803 - Disclosure - Credit quality of financial assets (Tables) Network

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444 Implied Table Table

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445 Credit quality of financial assets Abstract ifrs-full:DisclosureOfExternalCreditExposuresAbstract
446 Summary of credit quality of financial assets Concept (Text Block (HTML)) For Period ifrs-full:InformationAboutCreditQualityOfNeitherPastDueNorImpairedFinancialAssets
447 30903 - Disclosure - Cash and cash equivalents (Tables) Network

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448 Implied Table Table

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449 Cash and cash equivalents Abstract ifrs-full:CashAndCashEquivalentsAbstract
450 Schedule of cash and cash equivalents Concept (Text Block (HTML)) For Period fbr:DisclosureOfDetailedInformationAboutCashAndCashEquivalentsTableTextBlock
451 31003 - Disclosure - Marketable securities (Tables) Network

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452 Implied Table Table

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453 Marketable securities Abstract fbr:DisclosureOfMarketableSecuritiesAbstract
454 Schedule of marketable securities Concept (Text Block (HTML)) For Period fbr:DisclosureOfMarketableSecuritiesTableTextBlock
455 31103 - Disclosure - Derivative financial instruments (including embedded derivative) (Tables) Network

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456 Implied Table Table

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457 Derivative financial instruments (including embedded derivative) Abstract ifrs-full:DisclosureOfHedgeAccountingAbstract
458 Schedule of derivative financial instruments by type and classification Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory
459 Schedule of derivative financial instruments of economic hedge strategy by type and nature of exposure Concept (Text Block (HTML)) For Period fbr:DisclosureOfDetailedInformationAboutHedgesIncludingNatureOfExposureTableTextBlock
460 Schedule of derivative financial instruments by type of economic hedge strategy contracts Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutHedgesExplanatory
461 Schedule of fair value of maturity date of economic hedge strategy contracts Concept (Text Block (HTML)) For Period ifrs-full:MaturityAnalysisForDerivativeFinancialLiabilities
462 31203 - Disclosure - Trade accounts receivable (Tables) Network

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463 Implied Table Table

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464 Trade accounts receivable Abstract ifrs-full:TradeAndOtherCurrentReceivablesAbstract
465 Schedule of breakdown of the balance by type of customer Concept (Text Block (HTML)) For Period fbr:DisclosureOfTradeAccountsReceivablesByTypeOfCustomerTableTextBlock
466 Schedule of breakdown of the balance by maturity and allowance for doubtful accounts Concept (Text Block (HTML)) For Period fbr:DisclosureOfTradeAccountsReceivablesByMaturityAndAllowanceForDoubtfulAccountsTableTextBlock
467 Schedule of changes in the allowance for doubtful accounts Concept (Text Block (HTML)) For Period fbr:DisclosureOfChangesInAllowanceForDoubtfulAccountsTableTextBlock
468 Schedule of breakdown of the balance by currency Concept (Text Block (HTML)) For Period fbr:DisclosureOfTradeAccountsReceivablesByCurrencyTableTextBlock
469 31303 - Disclosure - Inventory (Tables) Network

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470 Implied Table Table

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471 Inventory Abstract ifrs-full:ClassesOfInventoriesAbstract
472 Schedule of inventory Concept (Text Block (HTML)) For Period fbr:ScheduleOfInventoryTableTextBlock
473 31403 - Disclosure - Recoverable taxes (Tables) Network

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474 Implied Table Table

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475 Recoverable Taxes Abstract fbr:RecoverableTaxesAbstract
476 Summary of components of recoverable taxes Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTaxReceivablesAndPayablesExplanatory
477 Schedule of tax credits expected to be realized Concept (Text Block (HTML)) For Period fbr:ScheduleOfTaxReceivablesRecoveryTableTextBlock
478 Schedule of changes in the provision for impairment of the Company's recoverable taxes Concept (Text Block (HTML)) For Period fbr:DisclosureOfChangesInProvisionsForImpairmentOfTaxesReceivable
479 31503 - Disclosure - Income taxes (Tables) Network

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480 Implied Table Table

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481 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
482 Schedule of deferred taxes Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDeferredTaxesExplanatory
483 Schedule of recovery for tax loss carryforwards and deferred tax credits Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory
484 Schedule of changes in the net balance of deferred income taxes Concept (Text Block (HTML)) For Period fbr:DisclosureOfChangesInDeferredTaxesTableTextBlock
485 Reconciliation of taxes on income Concept (Text Block (HTML)) For Period fbr:DisclosureOfEffectiveIncomeTaxRateReconciliationTableTextBlock
486 Summary of changes in provision for impairment of the Company's foreign tax credits Concept (Text Block (HTML)) For Period fbr:IfrsSummaryOfValuationAllowanceTableTextBlock
487 31603 - Disclosure - Significant transactions and balances with related parties (Tables) Network

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488 Implied Table Table

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489 Significant transactions and balances with related parties Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
490 Schedule of balances recognized in assets and liabilities Concept (Text Block (HTML)) For Period fbr:DisclosureOfBalancesRecognizedInAssetsAndLiabilitiesTableTextBlock
491 Amounts transacted in the year Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
492 Summary of remuneration expenses of officers and directors, including all benefits Concept (Text Block (HTML)) For Period fbr:DisclosureOfKeyManagementPersonnelCompensationExpenseIncludingBenefitsTableTextBlock
493 Schedule of balances to be paid to officers and directors Concept (Text Block (HTML)) For Period fbr:DisclosureOfKeyManagementPersonnelCompensationTableTextBlock
494 31703 - Disclosure - Investments (Tables) Network

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495 Implied Table Table

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496 Investments Abstract fbr:DisclosureOfInterestsInOtherEntitiesAbstract
497 Summary of investments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInvestmentEntitiesExplanatory
498 Selected financial information of subsidiaries and joint-operations Concept (Text Block (HTML)) For Period fbr:DisclosureOfSelectedFinancialInformationOfSubsidiariesAndJointOperationsTableTextBlock
499 Summary of other investments Concept (Text Block (HTML)) For Period fbr:ScheduleOfInvestmentsInEquityInterestsTableTextBlock
500 Changes in other investments during the period Concept (Text Block (HTML)) For Period fbr:DisclosureOfChangesInInvestmentsInEquityInterestsTableTextBlock
501 31803 - Disclosure - Biological assets (Tables) Network

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502 Implied Table Table

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503 Biological assets. Abstract ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsAbstract
504 Schedule of changes in the biological assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfChangesInBiologicalAssetsExplanatory
505 Summary of inputs used to estimate the fair value of biological assets Concept (Text Block (HTML)) For Period fbr:DisclosureOfInputsConsideredInEstimatingFairValueOfBiologicalAssetsTableTextBlock
506 Schedule of gains (losses) from fluctuations in valuation inputs Concept (Text Block (HTML)) For Period fbr:DisclosureOfGainsLossesFromChangesInFairValueAssumptionsBiologicalAssetsTableTextBlock
507 31903 - Disclosure - Property, plant and equipment (Tables) Network

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508 Implied Table Table

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509 Property, plant and equipment Abstract ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
510 Schedule of property, plant and equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
511 Summary of average rates of depreciation for property, plant and equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDepreciationAndAmortisationExpenseExplanatory
512 32003 - Disclosure - Intangible assets (Tables) Network

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513 Implied Table Table

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514 Intangible assets Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
515 Schedule of intangible assets and goodwill Concept (Text Block (HTML)) For Period fbr:DisclosureOfIntangibleAssetsAndGoodwillTableTextBlock
516 Schedule of roll forward of net book value of intangible assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory
517 32103 - Disclosure - Finance and operating lease agreements (Tables) Network

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518 Implied Table Table

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519 Finance and operating lease agreements Abstract fbr:DisclosureOfLeasesAbstract
520 Summary of finance leases Concept (Text Block (HTML)) For Period fbr:DisclosureOfFinanceLeaseByLesseeExplanatoryTableTextBlock
521 Schedule of future minimum payments due for financing leases Concept (Text Block (HTML)) For Period fbr:FutureMinimumPaymentsFinancingLeasesTableTextBlock
522 Schedule of future minimum payments due for operating leases Concept (Text Block (HTML)) For Period fbr:FutureMinimumPaymentsOperatingLeasesTableTextBlock
523 32203 - Disclosure - Advances to suppliers - forestry partnership programs (Tables) Network

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 http://www.fibria.com.br/role/DisclosureAdvancesToSuppliersForestryPartnershipProgramsTables
524 Implied Table Table

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525 Advances to suppliers - forestry partnership programs Abstract fbr:AdvancesToSuppliersAbstract
526 Schedule of changes in advances to suppliers Concept (Text Block (HTML)) For Period fbr:ScheduleOfChangesInAdvancesToSuppliersTableTextBlock
527 32303 - Disclosure - Loans and financing (Tables) Network

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528 Implied Table Table

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529 Loans and financing Abstract ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsAbstract
530 Schedule of loans and financing by type Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory
531 Schedule of non-current portion of loans and financing by maturity Concept (Text Block (HTML)) For Period ifrs-full:MaturityAnalysisForNonderivativeFinancialLiabilities
532 Schedule of loans and financing by currency Concept (Text Block (HTML)) For Period fbr:DisclosureOfDetailedInformationAboutBorrowingsByCurrencyTableTextBlock
533 Schedule of amortization of transaction costs Concept (Text Block (HTML)) For Period fbr:DisclosureOfAmortizationOfTransactionCostsExplanatoryTableTextBlock
534 Schedule of changes in loans and financing Concept (Text Block (HTML)) For Period fbr:ScheduleOfChangesInLoansAndFinancingTableTextBlock
535 Summary of unused credit lines Concept (Text Block (HTML)) For Period fbr:DisclosureOfLineOfCreditFacilitiesTableTextBlock
536 32403 - Disclosure - Trade payables (Tables) Network

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537 Implied Table Table

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*

 implied:Table
538 Trade payables Abstract ifrs-full:TradeAndOtherPayablesAbstract
539 Schedule of trade payables Concept (Text Block (HTML)) For Period fbr:DisclosureOfTradeAndOtherPayablesTableTextBlock
540 32503 - Disclosure - Contingencies (Tables) Network

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 http://www.fibria.com.br/role/DisclosureContingenciesTables
541 Implied Table Table

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542 Contingencies Abstract ifrs-full:DisclosureOfContingentLiabilitiesAbstract
543 Schedule of loss contingencies Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfContingentLiabilitiesExplanatory
544 Schedule of change in the provision for legal proceeds Concept (Text Block (HTML)) For Period fbr:ScheduleOfChangesInProvisionForLossContingenciesTableTextBlock
545 Summary of possible tax contingencies Concept (Text Block (HTML)) For Period fbr:IfrsSummaryOfIncomeTaxContingenciesTableTextBlock
546 32903 - Disclosure - Shareholders' equity (Tables) Network

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*

 http://www.fibria.com.br/role/DisclosureShareholdersEquityTables
547 Implied Table Table

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548 Shareholders' equity Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
549 Schedule of minimum mandatory dividends Concept (Text Block (HTML)) For Period fbr:ScheduleOfMinimumMandatoryDividendsTableTextBlock
550 Schedule of share options outstanding Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory
551 33003 - Disclosure - Employee benefits (Tables) Network

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552 Implied Table Table

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553 Employee benefits Abstract fbr:DisclosureOfEmployeeBenefitsAbstract
554 Summary of actuarial methods based on economic and biometric assumptions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDefinedBenefitPlansExplanatory
555 Summary of sensitivity analysis of the obligation related to the healthcare plan Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory
556 Schedule of changes in the actuarial obligation during the period Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory
557 Schedule of employee benefit expenses Concept (Text Block (HTML)) For Period fbr:DisclosureOfEmployeeBenefitsExpensesTableTextBlock
558 33103 - Disclosure - Compensation program based on shares (Tables) Network

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559 Disclosure of terms and conditions of share-based payment arrangement [table] Table

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560 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
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562 PSO Member fbr:StockAppreciationRightsMember
563 Stock Options Member fbr:StockOptionsMember
564 Compensation program based on shares LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
565 Summary of options exercised during the period Concept (Text Block (HTML)) For Period fbr:ScheduleOfOptionsExercisedDuringPeriodTableTextBlock
566 Summary of assumptions and calculation of fair value of options granted Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory
567 Summary of changes in options outstanding during the period Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory
568 33203 - Disclosure - Revenue (Tables) Network

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*

 http://www.fibria.com.br/role/DisclosureRevenueTables
569 Implied Table Table

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570 Revenue Abstract ifrs-full:RevenueAbstract
571 Schedule of Net Revenues Concept (Text Block (HTML)) For Period fbr:ScheduleOfRevenueTableTextBlock
572 33303 - Disclosure - Financial results (Tables) Network

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573 Implied Table Table

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574 Financial Results Abstract fbr:FinancialResultsAbstract
575 Schedule of financial results Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinanceIncomeExpenseExplanatory
576 33403 - Disclosure - Expenses by nature (Tables) Network

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577 Implied Table Table

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578 Expenses by nature Abstract ifrs-full:ExpenseByNatureAbstract
579 Schedule of expenses by nature Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExpensesByNatureExplanatory
580 33603 - Disclosure - Earnings per share (Tables) Network

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*

 http://www.fibria.com.br/role/DisclosureEarningsPerShareTables
581 Implied Table Table

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*

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582 Earnings per share Abstract ifrs-full:EarningsPerShareAbstract
583 Schedule of basic earnings per share Concept (Text Block (HTML)) For Period fbr:EarningsPerShareBasicTableTextBlock
584 Schedule of diluted earnings per share Concept (Text Block (HTML)) For Period fbr:EarningsPerShareDilutedTableTextBlock
585 33703 - Disclosure - Non-current assets held for sale (Tables) Network

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 http://www.fibria.com.br/role/DisclosureNonCurrentAssetsHeldForSaleTables
586 Implied Table Table

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587 Non-current assets held for sale Abstract fbr:NonCurrentAssetsHeldForSaleAbstract
588 Schedule of non-current assets held for sale Concept (Text Block (HTML)) For Period fbr:ScheduleOfNonCurrentAssetsHeldForSaleTableTextBlock
589 33803 - Disclosure - Impairment testing (Tables) Network

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590 Implied Table Table

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591 Impairment testing Abstract ifrs-full:DisclosureOfImpairmentLossAndReversalOfImpairmentLossAbstract
592 Schedule of main assumptions used in determining value in use Concept (Text Block (HTML)) For Period fbr:DisclosureOfAssumptionsUsedInDeterminingValueInUseTableTextBlock
593 40101 - Disclosure - Operations and current developments - Terminal Macuco (Details) Network

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 http://www.fibria.com.br/role/DisclosureOperationsAndCurrentDevelopmentsTerminalMacucoDetails
594 Disclosure Of Operating Segments And Nature Of Operations Explanatory [Table] Table

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 fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsExplanatoryTable
595 Finite Lived Intangible Assets By Major Class [Axis] Axis fbr:IfrsFiniteLivedIntangibleAssetsByMajorClassAxis
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597 Concession right Member ifrs-full:ServiceConcessionRightsMember
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599 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
600 Macuco Terminal Member fbr:SantosStateOfSaoPauloMacucoTerminalMember
601 Operations and current developments LineItems fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsExplanatoryLineItems
602 Initial term of lease Concept (xbrli:durationItemType) For Period fbr:LeasedAssetsInitialTermOfLease
603 Lease renewal term Concept (xbrli:durationItemType) For Period fbr:LeasedAssetsTermOfLeaseRenewal
604 40102 - Disclosure - Operations and current developments - Losagno Purchase and Sale Agreement (Details) Network

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 http://www.fibria.com.br/role/DisclosureOperationsAndCurrentDevelopmentsLosagnoPurchaseAndSaleAgreementDetails
605 Disclosure Of Operating Segments And Nature Of Operations Explanatory [Table] Table

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 fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsExplanatoryTable
606 IFRS Type Of Arrangement [Axis] Axis fbr:IfrsTypeOfArrangementAxis
607 IFRS Type Of Arrangement [Domain] Member fbr:IfrsTypeOfArrangementDomain
608 Purchase And Sale Agreement, Losango Project Assets Member fbr:PurchaseAndSaleAgreementLosangoProjectAssetsMember
609 Amended Purchase And Sale Agreement, Losango Project Assets Member fbr:AmendedPurchaseAndSaleAgreementLosangoProjectAssetsMember
610 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
611 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
612 Losango-FBR Member fbr:LosangoFbrFlorestalLtdaMember
613 Losango-RS Member fbr:LosangoRSAdministracaoEParticipacoesLtdaMember
614 Assets and liabilities classified as held for sale [axis] Axis ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleAxis
615 Assets and liabilities not classified as held for sale [member] Member ifrs-full:AssetsAndLiabilitiesNotClassifiedAsHeldForSaleMember
616 Losango Project Member ifrs-full:NoncurrentAssetsHeldForSaleMember
617 Operations and current developments LineItems fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsExplanatoryLineItems
618 Area of land Concept (num:areaItemType) As Of fbr:IFRSAreaOfLand
619 Area of land, eucalyptus and leased Concept (num:areaItemType) As Of fbr:AreaOfLandPlantedEucalyptusAndLeasedLand
620 Sale price for biological assets and land Concept (Monetary) As Of Debit fbr:ContractedSalePriceBiologicalAssetsAndLands
621 Percentage of quotas transferred Concept (Percent) As Of fbr:PercentageOfQuotasTransferred
622 Total gross proceeds from sale of investment - Losango Project Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations
623 Cash proceeds from sale of investment Concept (Monetary) For Period Debit fbr:CashProceedsFromSaleOfNonCurrentAssets
624 Cash proceeds held in escrow Concept (Monetary) For Period Debit fbr:CashProceedsReceivedFromSaleOfNonCurrentAssetsHeldInEscrow
625 Escrow deposit balance Concept (Monetary) As Of Debit fbr:IFRSEscrowDepositsRelatedToPropertySales
626 Percentage of quotas to be transferred after regulatory approval Concept (Percent) As Of fbr:PercentageOfQuotasToBeTransferredAfterRegulatoryApproval
627 Proportion of ownership interest in subsidiary Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
628 40103 - Disclosure - Operations and current developments - Losagno project assets, proceeds from sale (Details) Network

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 http://www.fibria.com.br/role/DisclosureOperationsAndCurrentDevelopmentsLosagnoProjectAssetsProceedsFromSaleDetails
629 Disclosure Of Operating Segments And Nature Of Operations Explanatory [Table] Table

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 fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsExplanatoryTable
630 Assets and liabilities classified as held for sale [axis] Axis ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleAxis
631 Assets and liabilities not classified as held for sale [member] Member ifrs-full:AssetsAndLiabilitiesNotClassifiedAsHeldForSaleMember
632 Losango Project Member ifrs-full:NoncurrentAssetsHeldForSaleMember
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634 Accounting effects recognized under "Other operating income and expense, net" Abstract ifrs-full:GainsLossesOnDisposalsOfInvestmentsAbstract
635 Proceeds from sale Concept (Monetary) For Period Credit fbr:GrossValueOfSaleAgreementForNonCurrentAssetsClassifiedAsHeldForSale
636 Costs of investments derecognized, classified as "Assets held for sale" Concept (Monetary) For Period Debit fbr:CostsOfNonCurrentAssetsDerecognizedClassifiedAsHeldForSale
637 Expenses on sales (obtainment of licenses, register of the estates and others) Concept (Monetary) For Period Debit fbr:ExpensesOnSaleOfNonCurrentAssetsClassifiedAsHeldForSale
638 Gain on sale before income tax and social contribution Concept (Monetary) For Period Credit ifrs-full:GainsOnDisposalsOfNoncurrentAssets
639 Income tax and social contribution expense - 34% Concept (Monetary) For Period Debit fbr:TaxExpenseRelatingToGainFromSaleOfNonCurrentAssets
640 Gain on sale, net of income tax and social contribution Concept (Monetary) For Period Credit fbr:GainsOnDisposalsOfNoncurrentAssetsNetOfTax
641 Payments received in advance of sale Concept (Monetary) For Period Debit fbr:AdvancedPaymentsReceivedForSaleOfNonCurrentAssetsClassifiedAsHeldForSale
642 Cash proceeds received during the period Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations
643 Applicable tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
644 40104 - Disclosure - Operations and current developments - Expansion plan of Tres Lagoas Unit (Details) Network

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 http://www.fibria.com.br/role/DisclosureOperationsAndCurrentDevelopmentsExpansionPlanOfTresLagoasUnitDetails
645 Disclosure Of Operating Segments And Nature Of Operations Explanatory [Table] Table

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646 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
647 Property, plant and equipment Member ifrs-full:PropertyPlantAndEquipmentMember
648 Horizonte 2 Project Member fbr:ConstructionInProgressHorizonte2ProjectMember
649 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
650 Products and services [member] Member ifrs-full:ProductsAndServicesMember
651 Bleached eucalyptus pulp Member fbr:BleachedEucalyptusPulpMember
652 Operations and current developments LineItems fbr:DisclosureOfOperatingSegmentsAndNatureOfOperationsExplanatoryLineItems
653 Production line capacity (in tons) Concept (num:massItemType) For Period fbr:ProductionLineCapacity
654 Estimated investment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipmentExpendituresRecognisedForConstructions
655 40105 - Disclosure - Operations and current developments - Merger of Subsidiary (Details) Network

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 http://www.fibria.com.br/role/DisclosureOperationsAndCurrentDevelopmentsMergerOfSubsidiaryDetails
656 Disclosure of subsidiaries [table] Table

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659 Brazil Member ifrs-full:CountryOfDomicileMember
660 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
661 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
662 Fibria-MS Member fbr:FibriaMSMember
663 Merger of subsidiary LineItems ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
664 Interest in subsidiary incorporated into parent company Concept (Percent) As Of fbr:ProportionOfInterestInSubsidiaryIncorporatedIntoParentCompany
665 Assets Abstract ifrs-full:AssetsAbstract
666 Current Abstract ifrs-full:CurrentAssetsAbstract
667 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
668 Marketable securities, current Concept (Monetary) As Of Debit fbr:IfrsMarketableSecuritiesCurrent
669 Derivative financial assets, current Concept (Monetary) As Of Debit ifrs-full:CurrentDerivativeFinancialAssets
670 Trade accounts receivable Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
671 Inventory Concept (Monetary) As Of Debit ifrs-full:Inventories
672 Recoverable taxes, current Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsCurrent
673 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherCurrentAssets
674 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
675 Non-current Abstract ifrs-full:NoncurrentAssetsAbstract
676 Derivative financial assets, non-current Concept (Monetary) As Of Debit ifrs-full:NoncurrentDerivativeFinancialAssets
677 Recoverable taxes, non-current Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsNoncurrent
678 Advances to suppliers Concept (Monetary) As Of Debit fbr:NonCurrentAdvancesToSuppliers
679 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentAssets
680 Biological assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentBiologicalAssets
681 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
682 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
683 Total non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
684 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
685 Liabilities and shareholders' equity Abstract ifrs-full:EquityAndLiabilitiesAbstract
686 Current Abstract ifrs-full:CurrentLiabilitiesAbstract
687 Current loans and financing Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
688 Trade payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
689 Payroll, profit sharing and related charges Concept (Monetary) As Of Credit fbr:CurrentAccruedExpensesPayrollProfitSharingAndRelatedCharges
690 Taxes payable Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
691 Related parties Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToRelatedParties
692 Other payables Concept (Monetary) As Of Credit ifrs-full:OtherCurrentPayables
693 Total current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
694 Non-current Abstract ifrs-full:NoncurrentLiabilitiesAbstract
695 Non-current loans and financing Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
696 Deferred taxes Concept (Monetary) As Of Credit ifrs-full:NetDeferredTaxLiabilities
697 Provision for legal proceeds, net Concept (Monetary) As Of Credit fbr:ProvisionForLegalProceedsNet
698 Other payables Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentPayables
699 Total non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
700 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
701 Total shareholders' equity Concept (Monetary) As Of Credit ifrs-full:Equity
702 Total liabilities and shareholders' equity Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
703 40201 - Disclosure - Presentation of financial statements and summary of significant accounting policies - Subsidiaries and jointly-operated entities (Details) Network

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 http://www.fibria.com.br/role/DisclosurePresentationOfFinancialStatementsAndSummaryOfSignificantAccountingPoliciesSubsidiariesAndJointlyOperatedEntitiesDetails
704 Presentation Of Financial Statements Disclosure And Significant Accounting Policies [Table] Table

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706 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
707 Brazil Member ifrs-full:CountryOfDomicileMember
708 Abroad Member ifrs-full:ForeignCountriesMember
709 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
710 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
711 F&E Technologies LLC Member fbr:FAndETechnologiesLLCMember
712 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
713 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
714 Fibria-MS Member fbr:FibriaMSMember
715 Fibria Terminais Portuarios S.A. Member fbr:FibriaTerminaisPortuariosSaMember
716 Fibria Terminal de Celulose de Santos SPE S.A. Member fbr:FibriaTerminalDeCeluloseDeSantosSPESaMember
717 F&E Participacoes Ltda Member fbr:FAndEParticipacoesLtdaMember
718 F&E Tecnologia do Brasil S.A. Member fbr:FAndETecnologiaDoBrasilSaMember
719 Portocel Member fbr:PortocelMember
720 Projetos Especiais e Investimentos Member fbr:ProjetosEspeciaisEInvestimentosSaMember
721 Fibria Celulose (USA) Inc. Member fbr:FibriaCeluloseUSIncMember
722 Fibria Innovations Inc. Member fbr:FibriaInnovationsIncMember
723 Fibria International Trade GmbH Member fbr:FibriaInternationalTradeGmbHMember
724 Fibria Overseas Finance Ltd. Member fbr:FibriaOverseasFinanceLtdMember
725 Fibria Overseas Holding KFT Member fbr:FibriaOverseasHoldingKFTMember
726 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
727 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
728 Asapir Member fbr:JointOperationsAsapirProducaoFlorestalEComercioLtdaMember
729 Veracel Member fbr:JointOperationsVeracelCeluloseSaMember
730 VOTO IV Member fbr:JointOperationsVotorantimOverseasTradingOperationsIVLimitedMember
731 Presentation of financial statements and summary of significant accounting policies LineItems fbr:PresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesLineItems
732 Ownership interest in joint venture (as a percent) Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointVenture
733 Direct ownership interest in joint operation (as a percent) Concept (Percent) For Period fbr:ProportionOfDirectOwnershipInterestInJointOperation
734 Total ownership interest in joint operation (as a percent) Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
735 Direct ownership interest in subsidiary (as a percent) Concept (Percent) For Period fbr:ProportionOfDirectOwnershipInterestInSubsidiary
736 Indirect ownership interest in subsidiary (as a percent) Concept (Percent) For Period fbr:ProportionOfIndirectOwnershipInterestInSubsidiary
737 Total ownership interest in subsidiary (as a percent) Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
738 Interest in subsidiary incorporated into parent company Concept (Percent) As Of fbr:ProportionOfInterestInSubsidiaryIncorporatedIntoParentCompany
739 40202 - Disclosure - Presentation of financial statements and summary of significant accounting policies - Intangible assets (Details) Network

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740 Presentation Of Financial Statements Disclosure And Significant Accounting Policies [Table] Table

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 fbr:PresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTable
741 Finite Lived Intangible Assets By Major Class [Axis] Axis fbr:IfrsFiniteLivedIntangibleAssetsByMajorClassAxis
742 Finite Lived Intangible Assets Major Class Name [Domain] Member fbr:IfrsFiniteLivedIntangibleAssetsMajorClassNameDomain
743 Databases Member ifrs-full:TechnologybasedIntangibleAssetsMember
744 Relationships with suppliers Member fbr:RelationshipsWithSuppliersMember
745 Systems development and deployment Member ifrs-full:ComputerSoftwareMember
746 Presentation of financial statements and summary of significant accounting policies LineItems fbr:PresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesLineItems
747 Finite-Lived Intangible Assets, Amortization Rate Concept (Percent) For Period fbr:FiniteLivedIntangibleAssetsAmortizationRate
748 40203 - Disclosure - Presentation of financial statements and summary of significant accounting policies - Biological assets (Details) Network

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 http://www.fibria.com.br/role/DisclosurePresentationOfFinancialStatementsAndSummaryOfSignificantAccountingPoliciesBiologicalAssetsDetails
749 Disclosure of detailed information about biological assets [table] Table

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 ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsTable
750 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
751 Assets [member] Member ifrs-full:ClassesOfAssetsMember
752 Biological assets Member ifrs-full:BiologicalAssetsMember
753 Range [axis] Axis ifrs-full:RangeAxis
754 Ranges [member] Member ifrs-full:RangesMember
755 Minimum Member ifrs-full:BottomOfRangeMember
756 Maximum Member ifrs-full:TopOfRangeMember
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758 Harvest Cycle Concept (xbrli:durationItemType) For Period fbr:HarvestCycle
759 40301 - Disclosure - Critical accounting estimates and assumptions (Details) Network

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760 Implied Table Table

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761 Critical accounting estimates and assumptions Abstract ifrs-full:DisclosureOfChangesInAccountingEstimatesAbstract
762 Maximum age of immature forests Concept (xbrli:durationItemType) For Period fbr:AgeOfImmatureForestsMaximum
763 40401 - Disclosure - Risk management -Social, environmental and foreign exchange risks (Details) Network

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*

 http://www.fibria.com.br/role/DisclosureRiskManagementSocialEnvironmentalAndForeignExchangeRisksDetails
764 Disclosure of nature and extent of risks arising from financial instruments [table] Table

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 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
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767 Environmental risk Member fbr:EnvironmentalRiskMember
768 Foreign exchange risk Member ifrs-full:CurrencyRiskMember
769 Currency [Axis] Axis us-gaap:CurrencyAxis
770 All Currencies [Domain] Member currency:AllCurrenciesDomain
771 U.S. Dollar Member currency:USD
772 U.S. Dollar or Euro Member fbr:USDOrEURMember
773 Range [axis] Axis ifrs-full:RangeAxis
774 Ranges [member] Member ifrs-full:RangesMember
775 Minimum Member ifrs-full:BottomOfRangeMember
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777 Risk management LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
778 Certification term for supplier compliance Concept (xbrli:durationItemType) For Period fbr:SupplierComplianceCertificationTerm
779 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
780 Trade accounts receivable, net (Note 12) Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
781 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
782 Loans and financing (Note 23) Concept (Monetary) As Of Credit ifrs-full:Borrowings
783 Trade payables (Note 24) Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers
784 Derivative financial instruments (Note 11) Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilities
785 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
786 Liability exposure Concept (Monetary) As Of Credit fbr:ExposureToForeignExchangeRiskNet
787 Term of exposure to foreign risk Concept (xbrli:durationItemType) For Period fbr:ForeignExchangeRiskPeriod
788 Term of exposure requiring recommendation by the Finance Committee Concept (xbrli:durationItemType) For Period fbr:ForeignExchangeRiskPeriodRequiringRecommendationOfFinanceCommittee
789 40402 - Disclosure - Risk management - Price and credit risks (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureRiskManagementPriceAndCreditRisksDetails
790 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
791 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
792 Risks [member] Member ifrs-full:TypesOfRisksMember
793 Credit risk Member ifrs-full:CreditRiskMember
794 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
795 Products and services [member] Member ifrs-full:ProductsAndServicesMember
796 Pulp Member fbr:PulpMember
797 Method of assessment of expected credit losses [axis] Axis ifrs-full:MethodOfAssessmentOfExpectedCreditLossesAxis
798 Method of assessment of expected credit losses [member] Member ifrs-full:MethodOfAssessmentOfExpectedCreditLossesMember
799 One Rating Member fbr:OneRatingAssessmentMember
800 Two Ratings Member fbr:TwoRatingsAssessmentsMember
801 Three Ratings Member fbr:ThreeRatingsAssessmentsMember
802 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
803 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
804 Brazil Member ifrs-full:CountryOfDomicileMember
805 Abroad Member ifrs-full:ForeignCountriesMember
806 Range [axis] Axis ifrs-full:RangeAxis
807 Ranges [member] Member ifrs-full:RangesMember
808 Minimum Member ifrs-full:BottomOfRangeMember
809 Risk management LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
810 Number of price risk derivatives held Concept (Integer) As Of fbr:IfrsNumberOfPriceRiskDerivativesHeld
811 Number of rating assessments Concept (Integer) As Of fbr:NumberOfRatingAssessments
812 Percent of resources under management Concept (Percent) As Of fbr:ResourcesUnderManagementPercent
813 Term of relationship with major customers Concept (xbrli:durationItemType) For Period fbr:TermOfRelationshipWithMajorCustomer
814 40403 - Disclosure - Risk management - Liquidity risks and Capital risk management (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureRiskManagementLiquidityRisksAndCapitalRiskManagementDetails
815 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
816 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
817 Risks [member] Member ifrs-full:TypesOfRisksMember
818 Liquidity risk Member ifrs-full:LiquidityRiskMember
819 Capital risk management Member fbr:CapitalRiskManagementMember
820 Maturity [axis] Axis ifrs-full:MaturityAxis
821 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
822 Not later than one year Member ifrs-full:NotLaterThanOneYearMember
823 Later than one year and not later than two years Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
824 Later than two years and not later than five years Member ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember
825 Later than five years Member ifrs-full:LaterThanFiveYearsMember
826 Risk management LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
827 Term of operational cash flow to be covered Concept (xbrli:durationItemType) For Period fbr:LiquidityRiskOperationalCashFlowTerm
828 Term of debt service to be covered Concept (xbrli:durationItemType) For Period fbr:LiquidityRiskDebtServiceTerm
829 Term of highly-liquid instruments purchased with surplus cash Concept (xbrli:durationItemType) For Period fbr:LiquidityRiskTermOfInvestments
830 Loans and financing Concept (Monetary) As Of Credit ifrs-full:BankBorrowingsUndiscountedCashFlows
831 Derivative financial instruments Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilitiesUndiscountedCashFlows
832 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesUndiscountedCashFlows
833 Total Concept (Monetary) As Of Credit fbr:FinancialLiabilitiesUndiscountedCashFlows
834 40501 - Disclosure - Sensitivity analysis - Foreign currency exchange (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureSensitivityAnalysisForeignCurrencyExchangeDetails
835 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
836 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
837 Risks [member] Member ifrs-full:TypesOfRisksMember
838 Foreign exchange risk Member ifrs-full:CurrencyRiskMember
839 IFRS Statement Scenario [Axis] Axis fbr:IfrsStatementScenarioAxis
840 IFRS Scenario, Unspecified [Domain] Member fbr:IfrsScenarioUnspecifiedDomain
841 Probable Member fbr:SensitivityAnalysisProbableScenarioMember
842 Possible Member fbr:SensitivityAnalysisPossibleScenarioMember
843 Remote Member fbr:SensitivityAnalysisRemoteScenarioMember
844 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
845 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
846 Derivative financial assets Member fbr:IfrsDerivativeFinancialInstrumentsAssetsMember
847 Loans and Financing Member fbr:IfrsBorrowingsMember
848 Cash and cash equivalents Member fbr:IfrsCashAndCashEquivalentsMember
849 Sensitivity analysis LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
850 Closing foreign exchange rate Concept (Decimal) As Of ifrs-full:ClosingForeignExchangeRate
851 Percentage of appreciation Concept (Percent) As Of fbr:SensitivityAnalysisPercentageAppreciationOfMarketRiskIndicator
852 Percentage of depreciation Concept (Percent) As Of fbr:SensitivityAnalysisPercentageDepreciationOfMarketRiskIndicator
853 Change in fair value of financial assets due to appreciation of market risk indicator Concept (Monetary) As Of Debit fbr:IncreaseDecreaseInFairValueOfFinancialAssetsAttributableToAppreciationInMarketRiskOfFinancialAssets
854 Change in fair value of financial assets due to depreciation of market risk indicator Concept (Monetary) As Of Debit fbr:IncreaseDecreaseInFairValueOfFinancialAssetsAttributableToDepreciationInMarketRiskOfFinancialAssets
855 Change in fair value of financial liabilities due to appreciation of market risk indicator Concept (Monetary) As Of Credit fbr:IncreaseDecreaseInFairValueOfFinancialLiabilitiesAttributableToAppreciationInMarketRiskOfFinancialLiabilities
856 Change in fair value of financial liabilities due to depreciation of market risk indicator Concept (Monetary) As Of Credit fbr:IncreaseDecreaseInFairValueOfFinancialLiabilitiesAttributableToDepreciationInMarketRiskOfFinancialLiabilities
857 40502 - Disclosure - Sensitivity analysis - Interest rates (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureSensitivityAnalysisInterestRatesDetails
858 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
859 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
860 Risks [member] Member ifrs-full:TypesOfRisksMember
861 Interest rate risk Member ifrs-full:InterestRateRiskMember
862 IFRS Statement Scenario [Axis] Axis fbr:IfrsStatementScenarioAxis
863 IFRS Scenario, Unspecified [Domain] Member fbr:IfrsScenarioUnspecifiedDomain
864 Possible Member fbr:SensitivityAnalysisPossibleScenarioMember
865 Remote Member fbr:SensitivityAnalysisRemoteScenarioMember
866 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
867 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
868 Loans and Financing Member fbr:IfrsBorrowingsMember
869 Derivative financial liabilities Member fbr:IfrsDerivativeFinancialInstrumentsLiabilitiesMember
870 Marketable securities Member fbr:MarketableSecuritiesMember
871 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
872 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
873 LIBOR Member fbr:IfrsLondonInterbankOfferedRateMember
874 Currency basket Member fbr:CurrencyBasketMember
875 TJLP Member fbr:BrazilianFederalLongTermInterestRateMember
876 CDI Member fbr:LocalInterbankDepositCertificateRateMember
877 IPCA Member fbr:ExtendedNationalConsumerPriceIndexMember
878 Sensitivity analysis LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
879 Percentage of appreciation Concept (Percent) As Of fbr:SensitivityAnalysisPercentageAppreciationOfMarketRiskIndicator
880 Percentage of depreciation Concept (Percent) As Of fbr:SensitivityAnalysisPercentageDepreciationOfMarketRiskIndicator
881 Change in fair value of financial assets due to appreciation of market risk indicator Concept (Monetary) As Of Debit fbr:IncreaseDecreaseInFairValueOfFinancialAssetsAttributableToAppreciationInMarketRiskOfFinancialAssets
882 Change in fair value of financial assets due to depreciation of market risk indicator Concept (Monetary) As Of Debit fbr:IncreaseDecreaseInFairValueOfFinancialAssetsAttributableToDepreciationInMarketRiskOfFinancialAssets
883 Change in fair value of financial liabilities due to appreciation of market risk indicator Concept (Monetary) As Of Credit fbr:IncreaseDecreaseInFairValueOfFinancialLiabilitiesAttributableToAppreciationInMarketRiskOfFinancialLiabilities
884 Change in fair value of financial liabilities due to depreciation of market risk indicator Concept (Monetary) As Of Credit fbr:IncreaseDecreaseInFairValueOfFinancialLiabilitiesAttributableToDepreciationInMarketRiskOfFinancialLiabilities
885 40503 - Disclosure - Sensitivity analysis - U.S. Consumer price index (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureSensitivityAnalysisUsConsumerPriceIndexDetails
886 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
887 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
888 Risks [member] Member ifrs-full:TypesOfRisksMember
889 U.S. Consumer Price Index Member ifrs-full:OtherPriceRiskMember
890 IFRS Statement Scenario [Axis] Axis fbr:IfrsStatementScenarioAxis
891 IFRS Scenario, Unspecified [Domain] Member fbr:IfrsScenarioUnspecifiedDomain
892 Possible Member fbr:SensitivityAnalysisPossibleScenarioMember
893 Remote Member fbr:SensitivityAnalysisRemoteScenarioMember
894 Derivative Instrument Type [Axis] Axis fbr:DerivativeInstrumentTypeAxis
895 Derivative Instrument Type [Domain] Member fbr:DerivativeInstrumentTypeDomain
896 Embedded derivative Member fbr:IfrsEmbeddedDerivativeFinancialInstrumentsMember
897 Sensitivity analysis LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
898 Percentage of appreciation Concept (Percent) As Of fbr:SensitivityAnalysisPercentageAppreciationOfMarketRiskIndicator
899 Percentage of depreciation Concept (Percent) As Of fbr:SensitivityAnalysisPercentageDepreciationOfMarketRiskIndicator
900 Change in fair value of financial assets due to appreciation of market risk indicator Concept (Monetary) As Of Debit fbr:IncreaseDecreaseInFairValueOfFinancialAssetsAttributableToAppreciationInMarketRiskOfFinancialAssets
901 Change in fair value of financial assets due to depreciation of market risk indicator Concept (Monetary) As Of Debit fbr:IncreaseDecreaseInFairValueOfFinancialAssetsAttributableToDepreciationInMarketRiskOfFinancialAssets
902 40601 - Disclosure - Fair value estimates - Recurring fair value measurements (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureFairValueEstimatesRecurringFairValueMeasurementsDetails
903 Disclosure Of Fair Value Measurement, Assets And Liabilities [Table] Table

*

*

 fbr:DisclosureOfFairValueMeasurementAssetsAndLiabilitiesTable
904 Measurement [axis] Axis ifrs-full:MeasurementAxis
905 Aggregated measurement [member] Member ifrs-full:AggregatedMeasurementMember
906 Recurring Member ifrs-full:RecurringFairValueMeasurementMember
907 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
908 Assets [member] Member ifrs-full:ClassesOfAssetsMember
909 Derivatives Member ifrs-full:DerivativesMember
910 Warrants and rights Member fbr:WarrantsAndRightsMember
911 Marketable securities Member ifrs-full:TradingEquitySecuritiesMember
912 Investments in Ensyn Member fbr:InvestmentsInEquityInterestEnsynMember
913 Investments in CelluForce Member fbr:InvestmentsInEquityInterestCelluForceMember
914 Investments in Spinnova Member fbr:InvestmentsInEquityInterestSpinnovaMember
915 Biological assets Member ifrs-full:BiologicalAssetsMember
916 Categories of financial assets [axis] Axis ifrs-full:CategoriesOfFinancialAssetsAxis
917 Financial assets, category [member] Member ifrs-full:FinancialAssetsCategoryMember
918 At fair value through profit and loss Member ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember
919 Available for sale financial assets Member ifrs-full:FinancialAssetsAvailableforsaleCategoryMember
920 Classes of liabilities [axis] Axis ifrs-full:ClassesOfLiabilitiesAxis
921 Liabilities [member] Member ifrs-full:LiabilitiesMember
922 Derivatives Member ifrs-full:DerivativesMember
923 Categories of financial liabilities [axis] Axis ifrs-full:CategoriesOfFinancialLiabilitiesAxis
924 Financial liabilities, category [member] Member ifrs-full:FinancialLiabilitiesCategoryMember
925 At fair value through profit and loss Member ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember
926 Levels of fair value hierarchy [axis] Axis ifrs-full:LevelsOfFairValueHierarchyAxis
927 All levels of fair value hierarchy [member] Member ifrs-full:AllLevelsOfFairValueHierarchyMember
928 Fair Value, Level 1 Member ifrs-full:Level1OfFairValueHierarchyMember
929 Fair Value, Level 2 Member ifrs-full:Level2OfFairValueHierarchyMember
930 Fair Value, Level 3 Member ifrs-full:Level3OfFairValueHierarchyMember
931 Fair value estimates LineItems fbr:DisclosureOfFairValueMeasurementAssetsAndLiabilitiesLineItems
932 Financial assets Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
933 Biological asset (Note 18) Concept (Monetary) As Of Debit ifrs-full:BiologicalAssets
934 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
935 Financial liabilities Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
936 Transfers between levels Abstract fbr:FairValueHierarchyTransfersAbstract
937 Transfers out of Level 1 into Level 2 of fair value hierarchy, assets Concept (Monetary) For Period ifrs-full:TransfersOutOfLevel1IntoLevel2OfFairValueHierarchyAssets
938 Transfers out of Level 1 into Level 2 of fair value hierarchy, liabilities Concept (Monetary) For Period ifrs-full:TransfersOutOfLevel1IntoLevel2OfFairValueHierarchyLiabilities
939 Transfers out of Level 2 into Level 1 of fair value hierarchy, assets Concept (Monetary) For Period ifrs-full:TransfersOutOfLevel2IntoLevel1OfFairValueHierarchyAssets
940 Transfers out of Level 2 into Level 1 of fair value hierarchy, liabilities Concept (Monetary) For Period ifrs-full:TransfersOutOfLevel2IntoLevel1OfFairValueHierarchyLiabilities
941 Transfers into Level 3 of fair value hierarchy, assets Concept (Monetary) For Period Debit ifrs-full:TransfersIntoLevel3OfFairValueHierarchyAssets
942 Transfers into Level 3 of fair value hierarchy, liabilities Concept (Monetary) For Period Credit ifrs-full:TransfersIntoLevel3OfFairValueHierarchyLiabilities
943 Transfers out of Level 3 of fair value hierarchy, assets Concept (Monetary) For Period Credit ifrs-full:TransfersOutOfLevel3OfFairValueHierarchyAssets
944 Transfers out of Level 3 of fair value hierarchy, liabilities Concept (Monetary) For Period Debit ifrs-full:TransfersOutOfLevel3OfFairValueHierarchyLiabilities
945 40602 - Disclosure - Fair value estimates - Fair value of loans and financing (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureFairValueEstimatesFairValueOfLoansAndFinancingDetails
946 Disclosure of fair value measurement of liabilities [table] Table

*

*

 ifrs-full:DisclosureOfFairValueMeasurementOfLiabilitiesTable
947 Measurement [axis] Axis ifrs-full:MeasurementAxis
948 Aggregated measurement [member] Member ifrs-full:AggregatedMeasurementMember
949 Not measured at fair value in statement of financial position but for which fair value is disclosed Member ifrs-full:NotMeasuredAtFairValueInStatementOfFinancialPositionButForWhichFairValueIsDisclosedMember
950 Levels of fair value hierarchy [axis] Axis ifrs-full:LevelsOfFairValueHierarchyAxis
951 All levels of fair value hierarchy [member] Member ifrs-full:AllLevelsOfFairValueHierarchyMember
952 Fair Value, Level 2 Member ifrs-full:Level2OfFairValueHierarchyMember
953 Valuation techniques used in fair value measurement [axis] Axis ifrs-full:ValuationTechniquesUsedInFairValueMeasurementAxis
954 Valuation techniques [member] Member ifrs-full:ValuationTechniquesMember
955 Secondary market Member ifrs-full:MarketComparablePricesMember
956 Discounted cash flow, LIBOR Member fbr:DiscountedCashFlowLondonInterbankOfferedRateMember
957 Discounted cash flow, Brazilian interbank rate (DI 1) Member fbr:DiscountedCashFlowOneDayInterbankDepositFuturesMember
958 Liabilities arising from financing activities [axis] Axis ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis
959 Liabilities arising from financing activities [member] Member ifrs-full:LiabilitiesArisingFromFinancingActivitiesMember
960 Loans and financing in foreign currency Member fbr:LoansAndFinancingInternationalMarketsMember
961 Loans and financing in Reais Member fbr:LoansAndFinancingBrazilMember
962 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
963 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
964 Bonds Member fbr:DebtSecuritiesBondsMember
965 Export credits Member fbr:ExportExchangeContractsCreditsMember
966 Finnvera Member fbr:FinnveraMember
967 BNDES Member fbr:BrazilianDevelopmentBankMember
968 BNB Member fbr:BancoDoNordesteDoBrazilSaMember
969 CRA Member fbr:CommercialNotesMember
970 FINEP Member fbr:FundingAuthorityForStudiesAndProjectsMember
971 FINAME Member fbr:SpecialAgencyForIndustrialFinancingMember
972 NCE Member fbr:ExportExchangeContractsCreditNotesMember
973 Midwest Fund Member fbr:MidwestConstitutionalFundMember
974 FDCO Member fbr:CenterWestDevelopmentFundMember
975 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
976 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
977 TJLP Member fbr:BrazilianFederalLongTermInterestRateMember
978 Fixed Member ifrs-full:FixedInterestRateMember
979 Selic Member fbr:SELICMember
980 Currency basket Member fbr:CurrencyBasketMember
981 Currency [Axis] Axis us-gaap:CurrencyAxis
982 All Currencies [Domain] Member currency:AllCurrenciesDomain
983 U.S. Dollar Member currency:USD
984 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
985 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
986 Fibria Overseas Finance Ltd. Member fbr:FibriaOverseasFinanceLtdMember
987 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
988 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
989 VOTO IV Member fbr:JointOperationsVotorantimOverseasTradingOperationsIVLimitedMember
990 Fair value estimates LineItems ifrs-full:DisclosureOfFairValueMeasurementOfLiabilitiesLineItems
991 Financial liabilities, at fair value Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilitiesAtFairValue
992 40603 - Disclosure - Fair value estimates - Derivatives (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureFairValueEstimatesDerivativesDetails
993 Disclosure Of Fair Value Measurement, Assets And Liabilities [Table] Table

*

*

 fbr:DisclosureOfFairValueMeasurementAssetsAndLiabilitiesTable
994 Valuation techniques used in fair value measurement [axis] Axis ifrs-full:ValuationTechniquesUsedInFairValueMeasurementAxis
995 Valuation techniques [member] Member ifrs-full:ValuationTechniquesMember
996 Interest rate curves Member fbr:InterestRateCurvesMember
997 Dollar coupon Member fbr:DollarCouponMember
998 Derivative Instrument Type [Axis] Axis fbr:DerivativeInstrumentTypeAxis
999 Derivative Instrument Type [Domain] Member fbr:DerivativeInstrumentTypeDomain
1000 1M Member fbr:DerivativeContractOneMonthDurationMember
1001 6M Member fbr:DerivativeContractSixMonthsDurationMember
1002 1Y Member fbr:DerivativeContractOneYearDurationMember
1003 2Y Member fbr:DerivativeContractTwoYearsDurationMember
1004 3Y Member fbr:DerivativeContractThreeYearsDurationMember
1005 5Y Member fbr:DerivativeContractFiveYearsDurationMember
1006 10Y Member fbr:DerivativeContractTenYearsDurationMember
1007 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1008 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1009 Brazil Member ifrs-full:CountryOfDomicileMember
1010 United States Member country:US
1011 Fair value estimates LineItems fbr:DisclosureOfFairValueMeasurementAssetsAndLiabilitiesLineItems
1012 Term of contract Concept (xbrli:durationItemType) For Period fbr:IfrsDerivativeTermOfContract
1013 Interest rate curve Concept (Percent) As Of fbr:IfrsDerivativeSwaptionInterestRate
1014 40701 - Disclosure - Financial instruments by category (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureFinancialInstrumentsByCategoryDetails
1015 Disclosure of detailed information about financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfFinancialInstrumentsTable
1016 Categories of financial assets [axis] Axis ifrs-full:CategoriesOfFinancialAssetsAxis
1017 Financial assets, category [member] Member ifrs-full:FinancialAssetsCategoryMember
1018 Loans and receivables Member ifrs-full:LoansAndReceivablesCategoryMember
1019 At fair value through profit and loss Member ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember
1020 Held-to-maturity investments Member ifrs-full:HeldtomaturityInvestmentsCategoryMember
1021 Available for sale financial assets Member ifrs-full:FinancialAssetsAvailableforsaleCategoryMember
1022 Categories of financial liabilities [axis] Axis ifrs-full:CategoriesOfFinancialLiabilitiesAxis
1023 Financial liabilities, category [member] Member ifrs-full:FinancialLiabilitiesCategoryMember
1024 At amortized cost Member ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember
1025 At fair value through profit and loss Member ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember
1026 Financial instruments by category LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1027 Assets Abstract ifrs-full:CategoriesOfFinancialAssetsAbstract
1028 Cash and cash equivalents (Note 9) Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1029 Trade accounts receivable, net (Note 12) Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
1030 Other Concept (Monetary) As Of Debit ifrs-full:OtherAssets
1031 Total loans and receivables Concept (Monetary) As Of Debit ifrs-full:LoansAndReceivables
1032 Derivative financial instruments (Note 11) Concept (Monetary) As Of Debit ifrs-full:DerivativeFinancialAssets
1033 Warrant to acquire Ensyn's shares (Note 17(b)) Concept (Monetary) As Of Debit ifrs-full:EquityInstrumentsHeld
1034 Marketable securities Concept (Monetary) As Of Debit fbr:IfrsMarketableSecurities
1035 Total financial assets at fair value through profit or loss Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLoss
1036 Other investments - fair value method (Note 17(b)) Concept (Monetary) As Of Debit fbr:OtherInvestmentsInEquitySecuritiesFairValue
1037 Liabilities Abstract ifrs-full:CategoriesOfFinancialLiabilitiesAbstract
1038 Loans and financing (Note 23) Concept (Monetary) As Of Credit ifrs-full:Borrowings
1039 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayables
1040 Total financial liabilities at amortised cost Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilitiesAtAmortisedCost
1041 Derivative financial instruments (Note 11) Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilities
1042 40801 - Disclosure - Credit quality of financial assets - Trade accounts receivable (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureCreditQualityOfFinancialAssetsTradeAccountsReceivableDetails
1043 Disclosure of external credit grades [table] Table

*

*

 ifrs-full:DisclosureOfExternalCreditExposuresTable
1044 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
1045 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1046 Trade accounts receivable Member ifrs-full:TradeReceivablesMember
1047 External credit grades [axis] Axis ifrs-full:ExternalCreditGradesAxis
1048 Entity's total for external credit grades [member] Member ifrs-full:EntitysTotalForExternalCreditGradesMember
1049 AA- Member fbr:ExternalCreditGradesAaminusMember
1050 A Member fbr:ExternalCreditGradesaMember
1051 BBB+ Member fbr:ExternalCreditGradesBBBPlusMember
1052 BBB Member fbr:ExternalCreditGradesBBBMember
1053 BBB- Member fbr:ExternalCreditGradesBBBMinusMember
1054 BB+ Member fbr:ExternalCreditGradesBBPlusMember
1055 BB- Member fbr:ExternalCreditGradesBBMinusMember
1056 B+ Member fbr:ExternalCreditGradesBPlusMember
1057 B Member fbr:ExternalCreditGradesBMember
1058 Internal credit grades [axis] Axis ifrs-full:InternalCreditGradesAxis
1059 Entity's total for internal credit grades [member] Member ifrs-full:EntitysTotalForInternalCreditGradesMember
1060 A - Low risk Member fbr:InternalCreditGradesLowRiskMember
1061 B - Average risk Member fbr:InternalCreditGradesAverageRiskMember
1062 C - Average to high risk Member fbr:InternalCreditGradesAverageToHighRiskMember
1063 D - High risk Member fbr:InternalCreditGradesHighRiskMember
1064 Credit quality of financial assets LineItems ifrs-full:DisclosureOfExternalCreditExposuresLineItems
1065 Rated credit exposures Concept (Monetary) As Of ifrs-full:RatedCreditExposures
1066 Unrated credit exposures Concept (Monetary) As Of ifrs-full:UnratedCreditExposures
1067 Total credit exposure Concept (Monetary) As Of ifrs-full:CreditExposure
1068 40802 - Disclosure - Credit quality of financial assets - Cash and cash equivalents (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureCreditQualityOfFinancialAssetsCashAndCashEquivalentsDetails
1069 Disclosure of external credit grades [table] Table

*

*

 ifrs-full:DisclosureOfExternalCreditExposuresTable
1070 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
1071 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1072 Cash and cash equivalents and marketable securities Member ifrs-full:TradingSecuritiesMember
1073 External credit grades [axis] Axis ifrs-full:ExternalCreditGradesAxis
1074 Entity's total for external credit grades [member] Member ifrs-full:EntitysTotalForExternalCreditGradesMember
1075 brAAA Member fbr:ExternalCreditGradesBrazilaaaMember
1076 brAA+ Member fbr:ExternalCreditGradesBrazilaaPlusMember
1077 brAA Member fbr:ExternalCreditGradesBrazilaaMember
1078 brAA- Member fbr:ExternalCreditGradesBrazilaaMinusMember
1079 brA+ Member fbr:ExternalCreditGradesBrazilaPlusMember
1080 brA Member fbr:ExternalCreditGradesBrazilaMember
1081 A+ Member fbr:ExternalCreditGradesaPlusMember
1082 A Member fbr:ExternalCreditGradesaMember
1083 A- Member fbr:ExternalCreditGradesaMinusMember
1084 BBB+ Member fbr:ExternalCreditGradesBBBPlusMember
1085 BBB Member fbr:ExternalCreditGradesBBBMember
1086 Other Member fbr:ExternalCreditGradesOtherMember
1087 Credit quality of financial assets LineItems ifrs-full:DisclosureOfExternalCreditExposuresLineItems
1088 Credit exposure Concept (Monetary) As Of ifrs-full:CreditExposure
1089 40803 - Disclosure - Credit quality of financial assets - Derivatives (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureCreditQualityOfFinancialAssetsDerivativesDetails
1090 Disclosure of external credit grades [table] Table

*

*

 ifrs-full:DisclosureOfExternalCreditExposuresTable
1091 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
1092 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1093 Derivatives Member ifrs-full:DerivativesMember
1094 External credit grades [axis] Axis ifrs-full:ExternalCreditGradesAxis
1095 Entity's total for external credit grades [member] Member ifrs-full:EntitysTotalForExternalCreditGradesMember
1096 brAAA Member fbr:ExternalCreditGradesBrazilaaaMember
1097 brAA+ Member fbr:ExternalCreditGradesBrazilaaPlusMember
1098 brAA- Member fbr:ExternalCreditGradesBrazilaaMinusMember
1099 AA- Member fbr:ExternalCreditGradesAaminusMember
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1105 Number of loans to related parties which are past due or impaired Concept (Integer) As Of fbr:NumberOfLoansToRelatedPartiesPastDueOrImpaired
1106 40901 - Disclosure - Cash and cash equivalents (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureCashAndCashEquivalentsDetails
1107 Schedule Of Cash And Cash Equivalent [Table] Table

*

*

 fbr:ScheduleOfCashAndCashEquivalentTable
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1112 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
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1115 Cash and cash equivalents LineItems fbr:DisclosureOfCashAndCashEquivalentsLineItems
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1118 Fixed-term deposits Concept (Monetary) As Of Debit ifrs-full:ShorttermDepositsClassifiedAsCashEquivalents
1119 Total cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
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1121 Interest rate basis Concept (Text/String) For Period fbr:InterestRateBasis
1122 Average yield (as a percent) Concept (Percent) For Period fbr:AverageYieldOnShortTermDeposits
1123 41001 - Disclosure - Marketable securities (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureMarketableSecuritiesDetails
1124 Disclosure of marketable securities [table] Table

*

*

 fbr:DisclosureOfMarketableSecuritiesTable
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1126 Assets [member] Member ifrs-full:ClassesOfAssetsMember
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1128 Brazilian Federal Government securities Member fbr:BrazilianFederalGovernmentSecuritiesMember
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1130 Private securities (repurchase agreements) - Escrow account Member fbr:RepurchaseAgreementsEscrowAccountMember
1131 Agrarian debt bonds Member ifrs-full:DebtSecuritiesMember
1132 Categories of financial assets [axis] Axis ifrs-full:CategoriesOfFinancialAssetsAxis
1133 Financial assets, category [member] Member ifrs-full:FinancialAssetsCategoryMember
1134 At fair value through profit and loss Member ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember
1135 Held-to-maturity investments Member ifrs-full:HeldtomaturityInvestmentsCategoryMember
1136 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1137 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1138 CDI Member fbr:LocalInterbankDepositCertificateRateMember
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1144 Interest Rate Basis Concept (Text/String) For Period fbr:InterestRateBasis
1145 Average yield (as a percent) Concept (Percent) For Period fbr:AverageYieldOnMarketableSecurities
1146 41101 - Disclosure - Derivative financial instruments (including embedded derivative) (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureDerivativeFinancialInstrumentsIncludingEmbeddedDerivativeDetails
1147 Disclosure of detailed information about hedges [table] Table

*

*

 ifrs-full:DisclosureOfHedgeAccountingTable
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1151 Hedges of debts Member ifrs-full:FairValueHedgesMember
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1156 Interest rate swaps Member ifrs-full:InterestRateSwapContractMember
1157 Foreign currency swaps Member ifrs-full:CurrencySwapContractMember
1158 Hedging instruments [axis] Axis ifrs-full:HedgingInstrumentsAxis
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1160 Zero cost collar Member fbr:ZeroCostCollarMember
1161 LIBOR to Fixed (USD) Member fbr:SwapLondonInterbankOfferedRateToFixedUSDollarMember
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1163 DI to USD Member fbr:SwapOneDayInterbankDepositFuturesToUSDollarMember
1164 TJLP To USD Member fbr:SwapBrazilianFederalLongTermInterestRateToUSDollarMember
1165 Pre To USD Member fbr:SwapPreFixedReaisInterestRateToFixedUSDollarMember
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1167 Derivative Instrument Type [Domain] Member fbr:DerivativeInstrumentTypeDomain
1168 Embedded derivative Member fbr:IfrsEmbeddedDerivativeFinancialInstrumentsMember
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1171 Reference value (notional), hedging instrument Concept (Monetary) As Of fbr:NotionalAmountHeldForHedging
1172 Reference value (notional) Concept (Monetary) As Of ifrs-full:NotionalAmount
1173 Derivative economic hedge contracts Concept (Monetary) As Of ifrs-full:FinancialInstrumentsDesignatedAsHedgingInstrumentsAtFairValue
1174 Embedded derivative asset Concept (Monetary) As Of Debit fbr:EmbeddedDerivativeFairValueOfEmbeddedDerivativeAssets
1175 Total, net Concept (Monetary) As Of Debit fbr:DerivativeFairValueAssetLiabilityNet
1176 41102 - Disclosure - Derivative financial instruments (including embedded derivative) - Classified (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureDerivativeFinancialInstrumentsIncludingEmbeddedDerivativeClassifiedDetails
1177 Implied Table Table

*

*

 implied:Table
1178 Derivative financial instruments (including embedded derivative) Abstract ifrs-full:DisclosureOfHedgeAccountingAbstract
1179 Classified Abstract fbr:DerivativeFinancialInstrumentsClassifiedAbstract
1180 Derivative financial assets, current Concept (Monetary) As Of Debit ifrs-full:CurrentDerivativeFinancialAssets
1181 Derivative financial assets, non-current Concept (Monetary) As Of Debit ifrs-full:NoncurrentDerivativeFinancialAssets
1182 Derivative financial liabilities, current Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
1183 Derivative financial liabilities, non-current Concept (Monetary) As Of Credit ifrs-full:NoncurrentDerivativeFinancialLiabilities
1184 Total, net Concept (Monetary) As Of Debit fbr:DerivativeFairValueAssetLiabilityNet
1185 41103 - Disclosure - Derivative financial instruments (including embedded derivative) - Economic hedge by nature of exposure (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureDerivativeFinancialInstrumentsIncludingEmbeddedDerivativeEconomicHedgeByNatureOfExposureDetails
1186 Disclosure of detailed information about hedges [table] Table

*

*

 ifrs-full:DisclosureOfHedgeAccountingTable
1187 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
1188 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
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1190 Interest rate swaps Member ifrs-full:InterestRateSwapContractMember
1191 Foreign currency swaps Member ifrs-full:CurrencySwapContractMember
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1193 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
1194 Hedges [member] Member ifrs-full:TypesOfHedgesMember
1195 Hedges of debts Member ifrs-full:FairValueHedgesMember
1196 Cash flow hedges Member ifrs-full:CashFlowHedgesMember
1197 Hedging instruments [axis] Axis ifrs-full:HedgingInstrumentsAxis
1198 Hedging instruments [member] Member ifrs-full:HedgingInstrumentsMember
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1208 Fair value of derivative financial assets Concept (Monetary) As Of Debit fbr:DerivativeFinancialAssetsDesignatedAsHedgingInstrumentsAtFairValue
1209 Fair value of derivative financial liabilities Concept (Monetary) As Of Credit fbr:DerivativeFinancialLiabilitiesDesignatedAsHedgingInstrumentsAtFairValue
1210 Total derivative economic hedge contracts Concept (Monetary) As Of ifrs-full:FinancialInstrumentsDesignatedAsHedgingInstrumentsAtFairValue
1211 41104 - Disclosure - Derivative financial instruments (including embedded derivative) - Economic hedge by type of contract (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureDerivativeFinancialInstrumentsIncludingEmbeddedDerivativeEconomicHedgeByTypeOfContractDetails
1212 Disclosure of detailed information about hedges [table] Table

*

*

 ifrs-full:DisclosureOfHedgeAccountingTable
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1214 Hedges [member] Member ifrs-full:TypesOfHedgesMember
1215 Cash flow hedges Member ifrs-full:CashFlowHedgesMember
1216 Hedges of debts Member ifrs-full:FairValueHedgesMember
1217 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
1218 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
1219 Option Member ifrs-full:OptionContractMember
1220 Interest rate swaps Member ifrs-full:InterestRateSwapContractMember
1221 Foreign currency swaps Member ifrs-full:CurrencySwapContractMember
1222 Hedging instruments [axis] Axis ifrs-full:HedgingInstrumentsAxis
1223 Hedging instruments [member] Member ifrs-full:HedgingInstrumentsMember
1224 Zero cost collar Member fbr:ZeroCostCollarMember
1225 Derivative financial instruments (including embedded derivative) LineItems ifrs-full:DisclosureOfHedgeAccountingLineItems
1226 Derivative financial instruments by type of economic hedge strategy contracts Abstract fbr:DerivativeFinancialInstrumentsByTypeOfEconomicHedgeStrategyContracts
1227 Derivative economic hedge contracts Concept (Monetary) As Of ifrs-full:FinancialInstrumentsDesignatedAsHedgingInstrumentsAtFairValue
1228 Value (paid) or received Concept (Monetary) For Period Credit fbr:DerivativeInstrumentSettlementValuePaidReceived
1229 41105 - Disclosure - Derivative financial instruments (including embedded derivative) - Economic hedge by maturity of contract (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureDerivativeFinancialInstrumentsIncludingEmbeddedDerivativeEconomicHedgeByMaturityOfContractDetails
1230 Disclosure of maturity analysis for derivative financial liabilities [table] Table

*

*

 ifrs-full:DisclosureOfMaturityAnalysisForDerivativeFinancialLiabilitiesTable
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1234 Later than one year and not later than two years Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
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1239 Later than six years and not later than seven years Member fbr:LaterThanSixYearsAndNotLaterThanSevenYearsMember
1240 Derivative financial instruments LineItems ifrs-full:DisclosureOfMaturityAnalysisForDerivativeFinancialLiabilitiesLineItems
1241 Fair value by maturity date of economic hedge strategy contracts Abstract fbr:FairValueByMaturityDateOfEconomicHedgeStrategyContracts
1242 Derivative economic hedge contracts Concept (Monetary) As Of ifrs-full:FinancialInstrumentsDesignatedAsHedgingInstrumentsAtFairValue
1243 41201 - Disclosure - Trade accounts receivable - Breakdown of the balance by type of customer (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureTradeAccountsReceivableBreakdownOfBalanceByTypeOfCustomerDetails
1244 Disclosure of trade accounts receivable [table] Table

*

*

 fbr:DisclosureOfTradeAccountsReceivableTable
1245 Types of customers [axis] Axis ifrs-full:TypesOfCustomersAxis
1246 Types of customers [member] Member ifrs-full:TypesOfCustomersMember
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1251 Allowance for doubtful accounts Concept (Monetary) As Of Credit fbr:AllowanceForDoubtfulAccounts
1252 Trade accounts receivable, net Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
1253 Factored receivables Concept (Monetary) As Of Debit fbr:FactoringOfTradeAccountsReceivablesCarryingValue
1254 41202 - Disclosure - Trade accounts receivable - Breakdown of the balance by maturity and allowance for doubtful accounts and by currency and main customers (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureTradeAccountsReceivableBreakdownOfBalanceByMaturityAndAllowanceForDoubtfulAccountsAndByCurrencyAndMainCustomersDetails
1255 Disclosure of trade accounts receivable [table] Table

*

*

 fbr:DisclosureOfTradeAccountsReceivableTable
1256 Past due status [axis] Axis ifrs-full:PastDueStatusAxis
1257 Past due status [member] Member ifrs-full:PastDueStatusMember
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1260 Credit impairment of financial instruments [axis] Axis ifrs-full:CreditImpairmentOfFinancialInstrumentsAxis
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1270 Trade accounts receivable Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
1271 Allowance for doubtful accounts Concept (Monetary) As Of Credit fbr:AllowanceForDoubtfulAccounts
1272 41203 - Disclosure - Trade accounts receivable - Changes in Allowance for Doubtful Accounts and Main Customers (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureTradeAccountsReceivableChangesInAllowanceForDoubtfulAccountsAndMainCustomersDetails
1273 Disclosure of financial assets [table] Table

*

*

 ifrs-full:DisclosureOfFinancialAssetsTable
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1279 At the beginning of the year Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
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1286 41204 - Disclosure - Trade accounts receivable - Balance by currency (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureTradeAccountsReceivableBalanceByCurrencyDetails
1287 Disclosure of trade accounts receivable [table] Table

*

*

 fbr:DisclosureOfTradeAccountsReceivableTable
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1294 41301 - Disclosure - Inventory (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureInventoryDetails
1295 Inventory [Table] Table

*

*

 fbr:InventoryTable
1296 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
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1299 Abroad Member ifrs-full:ForeignCountriesMember
1300 Inventory LineItems fbr:InventoriesLineItems
1301 Finished goods at plants/warehouses Concept (Monetary) As Of Debit ifrs-full:FinishedGoods
1302 Work in process Concept (Monetary) As Of Debit ifrs-full:WorkInProgress
1303 Raw materials Concept (Monetary) As Of Debit ifrs-full:RawMaterials
1304 Supplies Concept (Monetary) As Of Debit ifrs-full:ProductionSupplies
1305 Imports in transit Concept (Monetary) As Of Debit ifrs-full:CurrentInventoriesInTransit
1306 Total inventory Concept (Monetary) As Of Debit ifrs-full:Inventories
1307 Obsolescence reserves Concept (Monetary) As Of Credit fbr:InventoryProductionSuppliesObsolescenceReserves
1308 41401 - Disclosure - Recoverable taxes - Summary (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureRecoverableTaxesSummaryDetails
1309 Implied Table Table

*

*

 implied:Table
1310 Recoverable Taxes Abstract fbr:RecoverableTaxesAbstract
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1317 Total recoverable taxes Concept (Monetary) As Of Debit fbr:TaxAssetsCurrentAndNoncurrent
1318 Recoverable taxes, current Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsCurrent
1319 Recoverable taxes, non-current Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsNoncurrent
1320 41402 - Disclosure - Recoverable taxes - Schedule of recoverable taxes (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureRecoverableTaxesScheduleOfRecoverableTaxesDetails
1321 Recoverable Taxes Disclosure [Table] Table

*

*

 fbr:RecoverableTaxesDisclosureTable
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1329 Recoverable taxes LineItems fbr:RecoverableTaxesDisclosureLineItems
1330 Total recoverable taxes Concept (Monetary) As Of Debit fbr:TaxAssetsCurrentAndNoncurrent
1331 41403 - Disclosure - Recoverable taxes - Changes in provision for impairment of recoverable taxes (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureRecoverableTaxesChangesInProvisionForImpairmentOfRecoverableTaxesDetails
1332 Implied Table Table

*

*

 implied:Table
1333 Recoverable Taxes Abstract fbr:RecoverableTaxesAbstract
1334 At the beginning of the year Concept (Monetary) As Of Credit fbr:AllowanceForImpairmentOfValueAddedTaxReceivable
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1336 At the end of the year Concept (Monetary) As Of Credit fbr:AllowanceForImpairmentOfValueAddedTaxReceivable
1337 41501 - Disclosure - Income taxes - Components of deferred taxes (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureIncomeTaxesComponentsOfDeferredTaxesDetails
1338 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

*

*

 ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
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1342 Provision for legal proceeds Member fbr:ProvisionForLegalProceedsMember
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1347 Actuarial gains on medical assistance plan (SEPACO) Member fbr:ActuarialGainsOnMedicalAssistancePlanMember
1348 Provision for tax on investments in foreign-domiciled subsidiaries Member fbr:ProvisionForTaxOnInvestmentsInForeignSubsidiariesMember
1349 Tax accelerated depreciation Member fbr:TaxAcceleratedDepreciationMember
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1360 Provision for impairment for foreign tax losses Concept (Monetary) As Of Credit fbr:TaxCreditCarryforwardsForeignValuationAllowance
1361 Gross deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
1362 41502 - Disclosure - Income taxes -Tax loss carryforwards and deferred taxes schedule of recovery (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureIncomeTaxesTaxLossCarryforwardsAndDeferredTaxesScheduleOfRecoveryDetails
1363 Income Tax Disclosure [Table] Table

*

*

 fbr:IncomeTaxDisclosureTable
1364 Maturity [axis] Axis ifrs-full:MaturityAxis
1365 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1366 Not later than one year Member ifrs-full:NotLaterThanOneYearMember
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1373 Later than nine years Member ifrs-full:LaterThanTenYearsMember
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1375 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
1376 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
1377 41503 - Disclosure - Income taxes - Changes in deferred taxes (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureIncomeTaxesChangesInDeferredTaxesDetails
1378 Implied Table Table

*

*

 implied:Table
1379 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
1380 At the beginning of the year Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
1381 Tax loss carryforwards Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetTaxLossCarryforwards
1382 Temporary differences from provisions Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetTemporaryDifferencesFromProvisions
1383 Provision for tax on investments in foreign-domiciled subsidiaries Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetProvisionForTaxOnInvestmentsInForeignSubsidiaries
1384 Derivative financial instruments taxed on a cash basis Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetDerivativeFinancialInstruments
1385 Amortization of goodwill Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetAmortizationOfGoodwill
1386 Reforestation costs Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetReforestationCosts
1387 Exchange losses (net) taxed on a cash basis Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset
1388 Fair value of biological assets Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetOtherFiniteLivedAssets
1389 Actuarial losses on medical assistance plan (SEPACO) Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetCompensationAndBenefitsMedicalAssistancePlanActuarialGains
1390 Transaction costs and capitalized financing costs Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetCapitalizedCosts
1391 Other Concept (Monetary) For Period Credit fbr:IncreaseDecreaseInDeferredTaxLiabilityAssetOther
1392 At the end of the year Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
1393 41504 - Disclosure - Income taxes - Tax reconciliation (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureIncomeTaxesTaxReconciliationDetails
1394 Implied Table Table

*

*

 implied:Table
1395 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
1396 Income (loss) before tax Concept (Monetary) For Period Credit ifrs-full:AccountingProfit
1397 Income tax and social contribution benefit (expense) at statutory nominal rate - 34% Concept (Monetary) For Period Debit ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
1398 Applicable tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
1399 Reconciliation to effective expense Abstract ifrs-full:ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract
1400 Equity in results of joint-venture Concept (Monetary) For Period Debit fbr:TaxExpenseIncomeFromEquityInJointVenture
1401 Credit from Reintegra Program Concept (Monetary) For Period Credit fbr:TaxEffectOfReintegraProgram
1402 Benefits to directors Concept (Monetary) For Period Debit fbr:TaxEffectOfBenefitsToDirectors
1403 Foreign exchange effects on foreign subsidiaries Concept (Monetary) For Period Debit fbr:TaxEffectOfForeignExchangeGainsLosses
1404 Other, mainly non-deductible provisions Concept (Monetary) For Period Debit ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
1405 Income tax and Social Contribution benefit (expense) for the year Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1406 Effective rate - % Concept (Percent) For Period ifrs-full:AverageEffectiveTaxRate
1407 41505 - Disclosure - Income taxes - Income tax on business combinations (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureIncomeTaxesIncomeTaxOnBusinessCombinationsDetails
1408 Income Tax Disclosure [Table] Table

*

*

 fbr:IncomeTaxDisclosureTable
1409 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1410 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1411 Aracruz Member fbr:AracruzMember
1412 Income taxes LineItems fbr:IncomeTaxDisclosureLineItems
1413 Unrecognized deferred tax liability related to bargain purchase Concept (Monetary) As Of Credit fbr:UnrecognizedDeferredTaxLiabilities.BargainPurchase
1414 Goodwill expected to be deductible for tax purposes Concept (Monetary) As Of Debit ifrs-full:GoodwillExpectedDeductibleForTaxPurposes
1415 Tax benefit for income tax and social contribution Concept (Monetary) For Period Debit fbr:TaxExpenseBenefitArisingFromBusinessCombinationGoodwill
1416 Tax benefit for income tax and social contribution, recognition period Concept (xbrli:durationItemType) For Period fbr:TaxExpenseBenefitArisingFromBusinessCombinationGoodwillRecognitionPeriod
1417 41506 - Disclosure - Income taxes - Recoverability of tax loss carryforwards (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureIncomeTaxesRecoverabilityOfTaxLossCarryforwardsDetails
1418 Implied Table Table

*

*

 implied:Table
1419 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
1420 Impairment of tax loss carryforwards Concept (Monetary) As Of Credit fbr:IfrsOperatingLossCarryforwardsValuationAllowance
1421 Changes in the provision for impairment of the Company's foreign tax credits Abstract fbr:ChangesInProvisionForImpairmentOfForeignTaxLossesAbstract
1422 At the beginning of the year Concept (Monetary) As Of Credit fbr:TaxCreditCarryforwardsForeignValuationAllowance
1423 Exchange gain/loss Concept (Monetary) For Period Debit fbr:ProvisionForRecoveryOfImpairmentOfForeignTaxLosses
1424 At the end of the year Concept (Monetary) As Of Credit fbr:TaxCreditCarryforwardsForeignValuationAllowance
1425 41601 - Disclosure - Significant transactions and balances with related parties - Summary of balances (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureSignificantTransactionsAndBalancesWithRelatedPartiesSummaryOfBalancesDetails
1426 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1427 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1428 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1429 Related parties Member ifrs-full:RelatedPartiesMember
1430 Controlling shareholders Member ifrs-full:JointControlOrSignificantInfluenceMember
1431 Votorantim S.A. Member fbr:RelatedPartyControllingShareholdersVotorantimSaMember
1432 BNDES Participacoes S.A. Member fbr:RelatedPartyControllingShareholdersBndesParticipacoesSaMember
1433 Votorantim Group companies Member fbr:RelatedPartiesVotorantimGroupCompaniesMember
1434 Votorantim S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimSaMember
1435 Votener - Votorantim Comercializadora e Energia Member fbr:RelatedPartiesVotorantimGroupCompaniesVotenerVotorantimComercializadoraEEnergiaMember
1436 Banco Votorantim S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesBancoVotorantimSaMember
1437 Votorantim Cimentos S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimCimentosSaMember
1438 Votorantim Siderurgia S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimSiderurgiaSaMember
1439 Sitrel - Siderurgia Tres Lagoas Ltda. Member fbr:RelatedPartiesVotorantimGroupCompaniesSitrelSiderurgiaTresLagoasLtdaMember
1440 Pedreira Pedra Negra Member fbr:RelatedPartiesVotorantimGroupCompaniesPedreiraPedraNegraMember
1441 Nexa Resources (formerly Vototantim Metais Ltda.) Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimMetaisLtdaMember
1442 Companhia Brasileira de Alumnio (CBA) Member fbr:RelatedPartiesVotorantimGroupCompaniesCompanhiaBrasileiraDeAlumnioMember
1443 Related Party Transaction [Axis] Axis fbr:IfrsRelatedPartyTransactionAxis
1444 Related Party Transaction [Domain] Member fbr:IfrsrelatedPartyTransactionDomain
1445 Rendering of services Member fbr:TypeOfRelatedPartyTransactionRenderingOfServicesMember
1446 Land leases Member fbr:TypeOfRelatedPartyTransactionLandLeasesMember
1447 Financing Member fbr:TypeOfRelatedPartyTransactionFinancingMember
1448 Energy supplier Member fbr:TypeOfRelatedPartyTransactionEnergySupplierMember
1449 Investments Member fbr:TypeOfRelatedPartyTransactionInvestmentsMember
1450 Input supplier Member fbr:TypeOfRelatedPartyTransactionInputSupplierMember
1451 Standing wood supplier Member fbr:TypeOfRelatedPartyTransactionStandingWoodSupplierMember
1452 Chemical products supplier Member fbr:TypeOfRelatedPartyTransactionChemicalProductsSupplierMember
1453 Significant transactions and balances with related parties LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1454 Ownership interest held by controlling shareholders (as a percent) Concept (Percent) As Of fbr:ProportionOfOwnershipInterestsHeldByControllingShareholders
1455 Balances payable Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
1456 Balances receivable Concept (Monetary) As Of Debit ifrs-full:AmountsReceivableRelatedPartyTransactions
1457 Balances receivable (payable), net Concept (Monetary) As Of Debit fbr:AmountsReceivablePayableNetRelatedPartyTransactions
1458 41602 - Disclosure - Significant transactions and balances with related parties - Balance sheet location (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureSignificantTransactionsAndBalancesWithRelatedPartiesBalanceSheetLocationDetails
1459 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1460 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1461 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1462 Related parties Member ifrs-full:RelatedPartiesMember
1463 Significant transactions and balances with related parties LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1464 Marketable securities Concept (Monetary) As Of Debit fbr:IfrsMarketableSecurities
1465 Related parties - non-current Concept (Monetary) As Of Debit fbr:NoncurrentAmountsReceivableRelatedPartyTransactions
1466 Other assets - current Concept (Monetary) As Of Debit ifrs-full:OtherCurrentAssets
1467 Loans and financing (Note 23) Concept (Monetary) As Of Credit ifrs-full:Borrowings
1468 Suppliers Concept (Monetary) As Of Credit ifrs-full:NoncurrentPayablesToTradeSuppliers
1469 Net assets (liabilities) Concept (Monetary) As Of Debit ifrs-full:NetAssetsLiabilities
1470 41603 - Disclosure - Significant transactions and balances with related parties - Transactions in the year with controlling shareholders and subsidiary (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureSignificantTransactionsAndBalancesWithRelatedPartiesTransactionsInYearWithControllingShareholdersAndSubsidiaryDetails
1471 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1472 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1473 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1474 Controlling shareholders Member ifrs-full:JointControlOrSignificantInfluenceMember
1475 Votorantim S.A. Member fbr:RelatedPartyControllingShareholdersVotorantimSaMember
1476 BNDES Participacoes S.A. Member fbr:RelatedPartyControllingShareholdersBndesParticipacoesSaMember
1477 Related Party Transaction [Axis] Axis fbr:IfrsRelatedPartyTransactionAxis
1478 Related Party Transaction [Domain] Member fbr:IfrsrelatedPartyTransactionDomain
1479 Rendering of services Member fbr:TypeOfRelatedPartyTransactionRenderingOfServicesMember
1480 Land leases Member fbr:TypeOfRelatedPartyTransactionLandLeasesMember
1481 Sale of land Member fbr:TypeOfRelatedPartyTransactionSaleOfLandMember
1482 Land purchased Member fbr:TypeOfRelatedPartyTransactionLandPurchasedMember
1483 Financing Member fbr:TypeOfRelatedPartyTransactionFinancingMember
1484 Significant transactions and balances with related parties LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1485 Related party, services received Concept (Monetary) For Period Debit ifrs-full:ServicesReceivedRelatedPartyTransactions
1486 Related party, land leases Concept (Monetary) For Period ifrs-full:LeasesAsLesseeRelatedPartyTransactions
1487 Related party, sale of property and other assets Concept (Monetary) For Period Credit ifrs-full:SalesOfPropertyAndOtherAssetsRelatedPartyTransactions
1488 Related party, purchases of property Concept (Monetary) For Period Debit ifrs-full:PurchasesOfPropertyAndOtherAssetsRelatedPartyTransactions
1489 Related party, financing Concept (Monetary) For Period ifrs-full:TransfersUnderFinanceAgreementsFromEntityRelatedPartyTransactions
1490 Total income (expense) from transactions with related parties Concept (Monetary) For Period Credit fbr:IncomeExpenseRelatedPartyTransactions
1491 41604 - Disclosure - Significant transactions and balances with related parties - Transactions in the year with Votorantim Group Companies (Details) Network

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*

 http://www.fibria.com.br/role/DisclosureSignificantTransactionsAndBalancesWithRelatedPartiesTransactionsInYearWithVotorantimGroupCompaniesDetails
1492 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1493 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1494 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1495 Votorantim Group companies Member fbr:RelatedPartiesVotorantimGroupCompaniesMember
1496 Votorantim S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimSaMember
1497 Votener - Votorantim Comercializadora e Energia Member fbr:RelatedPartiesVotorantimGroupCompaniesVotenerVotorantimComercializadoraEEnergiaMember
1498 Banco Votorantim S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesBancoVotorantimSaMember
1499 Votorantim CTVM Ltda. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimCTVMLtdaMember
1500 Votorantim Cimentos S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimCimentosSaMember
1501 Polimix Concreto Ltda. Member fbr:RelatedPartiesVotorantimGroupCompaniesPolimixConcretoLtda.Member
1502 Votorantim Siderurgia S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimSiderurgiaSaMember
1503 Sitrel - Siderurgia Tres Lagoas Ltda. Member fbr:RelatedPartiesVotorantimGroupCompaniesSitrelSiderurgiaTresLagoasLtdaMember
1504 Pedreira Pedra Negra Member fbr:RelatedPartiesVotorantimGroupCompaniesPedreiraPedraNegraMember
1505 Nexa Resources (formerly Vototantim Metais Ltda.) Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimMetaisLtdaMember
1506 Companhia Brasileira de Alumnio (CBA) Member fbr:RelatedPartiesVotorantimGroupCompaniesCompanhiaBrasileiraDeAlumnioMember
1507 Related Party Transaction [Axis] Axis fbr:IfrsRelatedPartyTransactionAxis
1508 Related Party Transaction [Domain] Member fbr:IfrsrelatedPartyTransactionDomain
1509 Financing Member fbr:TypeOfRelatedPartyTransactionFinancingMember
1510 Energy supplier Member fbr:TypeOfRelatedPartyTransactionEnergySupplierMember
1511 Investments Member fbr:TypeOfRelatedPartyTransactionInvestmentsMember
1512 Financial instruments Member fbr:TypeOfRelatedPartyTransactionFinancialInstrumentsMember
1513 Rendering of services Member fbr:TypeOfRelatedPartyTransactionRenderingOfServicesMember
1514 Input supplier Member fbr:TypeOfRelatedPartyTransactionInputSupplierMember
1515 Sales of wood Member fbr:TypeOfRelatedPartyTransactionSalesOfWoodMember
1516 Land leases Member fbr:TypeOfRelatedPartyTransactionLandLeasesMember
1517 Standing wood supplier Member fbr:TypeOfRelatedPartyTransactionStandingWoodSupplierMember
1518 Chemical products supplier Member fbr:TypeOfRelatedPartyTransactionChemicalProductsSupplierMember
1519 Significant transactions and balances with related parties LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1520 Related party, financial transfers from (to) entity Concept (Monetary) For Period Credit fbr:TransfersUnderFinanceAgreementsFromToEntityRelatedPartyTransactions
1521 Related party, (purchases of) revenue from transfers of energy Concept (Monetary) For Period Credit fbr:TransfersOfGoodsEnergyPurchasesRevenueRelatedPartyTransactions
1522 Related party, services received Concept (Monetary) For Period Debit ifrs-full:ServicesReceivedRelatedPartyTransactions
1523 Related party, sale of property and other assets Concept (Monetary) For Period Credit ifrs-full:SalesOfPropertyAndOtherAssetsRelatedPartyTransactions
1524 Related party, purchases of goods Concept (Monetary) For Period Debit ifrs-full:PurchasesOfGoodsRelatedPartyTransactions
1525 Related party, land leases Concept (Monetary) For Period ifrs-full:LeasesAsLesseeRelatedPartyTransactions
1526 Total income (expense) from transactions with related parties Concept (Monetary) For Period Credit fbr:IncomeExpenseRelatedPartyTransactions
1527 41605 - Disclosure - Significant transactions and balances with related parties - Transactions and contracts (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureSignificantTransactionsAndBalancesWithRelatedPartiesTransactionsAndContractsDetails
1528 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1529 Related Party Transaction [Axis] Axis fbr:IfrsRelatedPartyTransactionAxis
1530 Related Party Transaction [Domain] Member fbr:IfrsrelatedPartyTransactionDomain
1531 Rendering of services Member fbr:TypeOfRelatedPartyTransactionRenderingOfServicesMember
1532 Energy supplier Member fbr:TypeOfRelatedPartyTransactionEnergySupplierMember
1533 Financial instruments Member fbr:TypeOfRelatedPartyTransactionFinancialInstrumentsMember
1534 Harvesting rights Member fbr:TypeOfRelatedPartyTransactionHarvestingRightsMember
1535 Land leases Member fbr:TypeOfRelatedPartyTransactionLandLeasesMember
1536 Purchase and sale agreement Member fbr:PurchaseAndSaleAgreementMember
1537 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1538 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1539 Related parties Member ifrs-full:RelatedPartiesMember
1540 Controlling shareholders Member ifrs-full:JointControlOrSignificantInfluenceMember
1541 Votorantim S.A. Member fbr:RelatedPartyControllingShareholdersVotorantimSaMember
1542 Votorantim Group companies Member fbr:RelatedPartiesVotorantimGroupCompaniesMember
1543 Votorantim S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimSaMember
1544 Votener - Votorantim Comercializadora e Energia Member fbr:RelatedPartiesVotorantimGroupCompaniesVotenerVotorantimComercializadoraEEnergiaMember
1545 Banco Votorantim S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesBancoVotorantimSaMember
1546 Votorantim CTVM Ltda. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimCTVMLtdaMember
1547 Votorantim Cimentos S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimCimentosSaMember
1548 Votorantim Siderurgia S.A. Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimSiderurgiaSaMember
1549 Nexa Resources (formerly Vototantim Metais Ltda.) Member fbr:RelatedPartiesVotorantimGroupCompaniesVotorantimMetaisLtdaMember
1550 Companhia Brasileira de Alumnio (CBA) Member fbr:RelatedPartiesVotorantimGroupCompaniesCompanhiaBrasileiraDeAlumnioMember
1551 Sitrel - Siderurgia Tres Lagoas Ltda. Member fbr:RelatedPartiesVotorantimGroupCompaniesSitrelSiderurgiaTresLagoasLtdaMember
1552 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
1553 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
1554 VOTO IV Member fbr:JointOperationsVotorantimOverseasTradingOperationsIVLimitedMember
1555 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1556 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1557 Portocel Member fbr:PortocelMember
1558 Fibria Terminal de Celulose de Santos SPE S.A. Member fbr:FibriaTerminalDeCeluloseDeSantosSPESaMember
1559 Fibria-MS Member fbr:FibriaMSMember
1560 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1561 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1562 Agribusiness Credit Receivable Certificates - CRA Member fbr:AgribusinessCreditReceivableCertificatesMember
1563 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1564 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1565 CDI Member fbr:LocalInterbankDepositCertificateRateMember
1566 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
1567 Products and services [member] Member ifrs-full:ProductsAndServicesMember
1568 Sulfuric acid Member fbr:SulfuricAcidMember
1569 Eucalyptus forests Member fbr:EucalyptusForestsMember
1570 Significant transactions and balances with related parties LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1571 Related party, contract for goods or services to be received Concept (Monetary) For Period ifrs-full:CommitmentsMadeByEntityRelatedPartyTransactions
1572 Related party, term of service contract Concept (xbrli:durationItemType) For Period fbr:RelatedPartyTransactionTermOfServiceContract
1573 Percent of the total contract balance paid during the period Concept (Percent) For Period fbr:AmountsPaidToSuppliersForContractsDuringPeriodPercentOfTotalContract
1574 Amounts receivable through joint operations Concept (Monetary) As Of Debit fbr:AmountsReceivableJointOperation
1575 Marketable securities Concept (Monetary) As Of Debit fbr:IfrsMarketableSecurities
1576 Percentage of basis used to calculate interest on investments Concept (Percent) For Period fbr:AdjustmentToInterestRateMultiplierForInvestments
1577 Interest rate basis Concept (Text/String) For Period fbr:InterestRateBasis
1578 Payments for distribution fees Concept (Monetary) For Period Credit fbr:PaymentsForDistributionFees
1579 Reimbursement for payment made in advance Concept (Monetary) As Of Credit fbr:ReimbursementForPaymentMadeInAdvance
1580 Number of days after harvest in which final payment is due Concept (xbrli:durationItemType) For Period fbr:NumberOfDaysAfterHarvestInWhichFinalPaymentIsDue
1581 Volume of product to be required (in tons) Concept (num:massItemType) As Of fbr:VolumeOfProductToBeAcquired
1582 Agreement renewal term Concept (xbrli:durationItemType) For Period fbr:AgreementTermRenewal
1583 Related party, contract for goods or services to be received under renewal agreement Concept (Monetary) For Period Debit fbr:CommitmentsMadeByEntityRelatedPartyTransactionsRenewal
1584 Volume of product to be required under the renewal agreement (in tons) Concept (num:massItemType) For Period fbr:VolumeOfProductToBeAcquiredRenewalAgreement
1585 Planted area (hectare) Concept (num:areaItemType) For Period fbr:LandLeasePlantedArea
1586 Impairment loss recognised in profit or loss Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossRecognisedInProfitOrLoss
1587 41606 - Disclosure - Significant transactions and balances with related parties -Remuneration of officers and directors (Details) Network

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 http://www.fibria.com.br/role/DisclosureSignificantTransactionsAndBalancesWithRelatedPartiesRemunerationOfOfficersAndDirectorsDetails
1588 Disclosure of transactions between related parties [table] Table

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*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1589 Title Of Individual [Axis] Axis fbr:IfrsTitleOfIndividualAxis
1590 Relationship to Entity [Domain] Member fbr:IfrsTitleOfIndividualWithRelationshipToEntityDomain
1591 Officers and directors Member fbr:OfficersAndDirectorsMember
1592 Statutory Audit Committee, Finance, Compensation and Sustainability Committees Member fbr:OtherKeyManagementPersonnelMember
1593 Significant transactions and balances with related parties LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1594 Benefits to officers and directors Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits
1595 Benefit program - Phantom Stock Options and Stock Option plans (Note 31) Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationSharebasedPayment
1596 Remuneration expenses Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensation
1597 Current liability Abstract ifrs-full:CurrentLiabilitiesAbstract
1598 Payroll, profit sharing and related charges Concept (Monetary) As Of Credit ifrs-full:CurrentProvisionsForEmployeeBenefits
1599 Non-current liability Abstract ifrs-full:NoncurrentLiabilitiesAbstract
1600 Other payables Concept (Monetary) As Of Credit ifrs-full:NoncurrentProvisionsForEmployeeBenefits
1601 Shareholders' equity Abstract ifrs-full:EquityAbstract
1602 Capital reserve Concept (Monetary) As Of Credit ifrs-full:CapitalReserve
1603 Total balances to be paid Concept (Monetary) As Of Credit fbr:KeyManagementPersonnelCompensationTotalBalancesToBePaid
1604 41701 - Disclosure - Investments - Summary (Details) Network

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 http://www.fibria.com.br/role/DisclosureInvestmentsSummaryDetails
1605 Implied Table Table

*

*

 implied:Table
1606 Investments Abstract fbr:DisclosureOfInterestsInOtherEntitiesAbstract
1607 Investment in associate and joint-venture - equity method Concept (Monetary) As Of Debit ifrs-full:InvestmentAccountedForUsingEquityMethod
1608 Other investments - at fair value Concept (Monetary) As Of Debit fbr:OtherInvestmentsInEquitySecuritiesFairValue
1609 Total Investments Concept (Monetary) As Of Debit fbr:InvestmentsInSubsidiariesJointVenturesAndAssociatesEquityMethodAndOtherInvestmentsAtFairValue
1610 41702 - Disclosure - Investments - Selected financial information of subsidiaries and joint-operations (Details) Network

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*

 http://www.fibria.com.br/role/DisclosureInvestmentsSelectedFinancialInformationOfSubsidiariesAndJointOperationsDetails
1611 Disclosure Of Subsidiaries And Joint Operations [Table] Table

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*

 fbr:DisclosureOfSubsidiariesAndJointOperationsTable
1612 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1613 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1614 Fibria Celulose (USA) Inc. Member fbr:FibriaCeluloseUSIncMember
1615 Fibria Innovations Inc. Member fbr:FibriaInnovationsIncMember
1616 Fibria International Trade GmbH Member fbr:FibriaInternationalTradeGmbHMember
1617 Fibria Overseas Finance Ltd. Member fbr:FibriaOverseasFinanceLtdMember
1618 Fibria Overseas Holding KFT Member fbr:FibriaOverseasHoldingKFTMember
1619 Fibria Terminais Portuarios S.A. Member fbr:FibriaTerminaisPortuariosSaMember
1620 Fibria Terminal de Celulose de Santos SPE S.A. Member fbr:FibriaTerminalDeCeluloseDeSantosSPESaMember
1621 Fibria Trading International KFT Member fbr:FibriaTradingInternationalKFTMember
1622 Fibria-MS Member fbr:FibriaMSMember
1623 F&E Participacoes Ltda Member fbr:FAndEParticipacoesLtdaMember
1624 Portocel Member fbr:PortocelMember
1625 Projetos Especiais e Investimentos Member fbr:ProjetosEspeciaisEInvestimentosSaMember
1626 F&E Tecnologia do Brasil S.A. Member fbr:FAndETecnologiaDoBrasilSaMember
1627 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
1628 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
1629 Asapir Member fbr:JointOperationsAsapirProducaoFlorestalEComercioLtdaMember
1630 Veracel Member fbr:JointOperationsVeracelCeluloseSaMember
1631 VOTO IV Member fbr:JointOperationsVotorantimOverseasTradingOperationsIVLimitedMember
1632 Ownership Type [Axis] Axis fbr:OwnershipTypeAxis
1633 Ownership Type [Domain] Member fbr:OwnershipTypeDomain
1634 Direct Member fbr:DirectOwnershipMember
1635 Indirect Member fbr:IndirectOwnershipMember
1636 Disclosure of subsidiaries and joint-operations LineItems fbr:DisclosureOfSubsidiariesAndJointOperationsLineItems
1637 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
1638 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
1639 Net revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
1640 Proportion of ownership interest in joint operation Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
1641 Number of subsidiaries and joint-operations entities with publicly-traded stock Concept (Integer) As Of fbr:NumberOfSubsidiariesAndJointOperationsEntitiesWithPubliclyTradedStock
1642 41703 - Disclosure - Investments - Other Investments (Details) Network

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 http://www.fibria.com.br/role/DisclosureInvestmentsOtherInvestmentsDetails
1643 Disclosure Of Other Investments [Table] Table

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 fbr:DisclosureOfOtherInvestmentsTable
1644 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1645 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1646 Ensyn Member fbr:EnsynCorporationMember
1647 CelluForce Member fbr:CelluForceIncMember
1648 Spinnova Member fbr:SpinnovaMember
1649 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
1650 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1651 Equity investments Member ifrs-full:EquityInvestmentsMember
1652 Warrants and rights Member fbr:WarrantsAndRightsMember
1653 Other Investments LineItems fbr:DisclosureOfOtherInvestmentsLineItems
1654 Minority equity interest (as a percent) Concept (Percent) As Of fbr:IFRSMinorityInterestOwnershipPercentageByParent
1655 Financial assets, at fair value Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValue
1656 Warrant to acquire Ensyn's shares Concept (Monetary) As Of Debit ifrs-full:EquityInstrumentsHeld
1657 At the beginning of the year Concept (Monetary) As Of Debit fbr:OtherInvestmentsInEquitySecuritiesFairValue
1658 Increase of ownership Concept (Monetary) For Period Debit fbr:PurchasesOfEquitySecurities
1659 Fair value of the warrants, recognized in the profit and loss Concept (Monetary) For Period Debit fbr:ChangesInFairValueOfFinancialAssetsWarrants
1660 Foreign exchange gains of the warrants, recognized in the profit and loss Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
1661 Foreign exchange gains of the shares, recognized in the "Other comprehensive income" Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationBeforeTax
1662 At the end of the year Concept (Monetary) As Of Debit fbr:OtherInvestmentsInEquitySecuritiesFairValue
1663 41801 - Disclosure - Biological assets - Summary (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureBiologicalAssetsSummaryDetails
1664 Disclosure of detailed information about biological assets [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsTable
1665 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1666 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1667 Biological assets Member ifrs-full:BiologicalAssetsMember
1668 Biological assets by age [axis] Axis ifrs-full:BiologicalAssetsByAgeAxis
1669 Biological assets, age [member] Member ifrs-full:BiologicalAssetsAgeMember
1670 Immature biological assets Member ifrs-full:ImmatureBiologicalAssetsMember
1671 Biological assets LineItems ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsLineItems
1672 Changes in biological assets during the year Abstract ifrs-full:ChangesInBiologicalAssetsAbstract
1673 At the beginning of the year Concept (Monetary) As Of Debit ifrs-full:BiologicalAssets
1674 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsBiologicalAssets
1675 Harvests in the year (depletion) Concept (Monetary) For Period Credit ifrs-full:DecreaseDueToHarvestBiologicalAssets
1676 Change in fair value - step up Concept (Monetary) For Period ifrs-full:GainsLossesOnFairValueAdjustmentBiologicalAssets
1677 Disposals / provision for disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsBiologicalAssets
1678 At the end of the year Concept (Monetary) As Of Debit ifrs-full:BiologicalAssets
1679 Harvest cycle (in years) Concept (xbrli:durationItemType) For Period fbr:HarvestCyclePeriod
1680 Main inputs considered in estimating the fair value of biological assets Abstract fbr:InputsUsedInFairValueMeasurementsOfBiologicalAssetsAbstract
1681 Planted area (hectare) Concept (num:areaItemType) As Of ifrs-full:AreaOfLandUsedForAgriculture
1682 Average annual growth (IMA) - m3/hectare Concept (Decimal) For Period fbr:AverageAnnualGrowthIma
1683 Remuneration of own contributory assets (as a percent) Concept (Percent) For Period fbr:RemunerationOfOwnContributoryAssetsPercentage
1684 Discount rate (as a percent) Concept (Percent) As Of ifrs-full:DiscountRateUsedInCurrentMeasurementOfFairValueLessCostsOfDisposal
1685 Maximum age of immature forests Concept (xbrli:durationItemType) For Period fbr:AgeOfImmatureForestsMaximum
1686 41802 - Disclosure - Biological assets - Gains (Losses) from changes in fair value (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureBiologicalAssetsGainsLossesFromChangesInFairValueDetails
1687 Disclosure of detailed information about biological assets [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsTable
1688 IFRS Income Statement Location [Axis] Axis fbr:IfrsIncomeStatementLocationAxis
1689 IFRS Income Statement Location [Domain] Member fbr:IfrsIncomeStatementLocationDomain
1690 Other operating income (expenses) Member fbr:IfrsOtherOperatingIncomeExpenseMember
1691 Biological assets LineItems ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsLineItems
1692 Physical changes Concept (Monetary) For Period ifrs-full:GainsLossesOnFairValueAdjustmentAttributableToPhysicalChangesBiologicalAssets
1693 Prices Concept (Monetary) For Period ifrs-full:GainsLossesOnFairValueAdjustmentAttributableToPriceChangesBiologicalAssets
1694 Total changes in the fair value of biological assets Concept (Monetary) For Period ifrs-full:GainsLossesOnFairValueAdjustmentBiologicalAssets
1695 Biological assets pledged Concept (Monetary) As Of Debit ifrs-full:BiologicalAssetsPledgedAsSecurityForLiabilities
1696 41901 - Disclosure - Property, plant and equipment (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosurePropertyPlantAndEquipmentDetails
1697 Disclosure of detailed information about property, plant and equipment [table] Table

*

*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
1698 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1699 Property, plant and equipment Member ifrs-full:PropertyPlantAndEquipmentMember
1700 Land Member ifrs-full:LandMember
1701 Buildings Member ifrs-full:BuildingsMember
1702 Machinery, equipment and facilities Member fbr:MachineryEquipmentAndFacilitiesMember
1703 Property, plant and equipment in progress Member ifrs-full:ConstructionInProgressMember
1704 Jacarei Member fbr:ConstructionInProgressOptimizationProjectJacareiMember
1705 Fibria-MS Member fbr:ConstructionInProgressOptimizationProjectFibriaMSMember
1706 Aracruz Member fbr:ConstructionInProgressOptimizationProjectAracruzMember
1707 Varacel and others Member fbr:ConstructionInProgressOptimizationProjectVaracelAndOthersMember
1708 Other Member ifrs-full:OtherPropertyPlantAndEquipmentMember
1709 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1710 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1711 Cost Member ifrs-full:GrossCarryingAmountMember
1712 Accumulated depreciation Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
1713 Range [axis] Axis ifrs-full:RangeAxis
1714 Ranges [member] Member ifrs-full:RangesMember
1715 Minimum Member ifrs-full:BottomOfRangeMember
1716 Maximum Member ifrs-full:TopOfRangeMember
1717 Property, plant and equipment LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1718 Average depreciation rate Concept (Percent) For Period fbr:DepreciationRatePropertyPlantAndEquipment
1719 Capitalization rate of borrowing costs eligible for capitalisation Concept (Percent) For Period ifrs-full:CapitalisationRateOfBorrowingCostsEligibleForCapitalisation
1720 Changes in property, plant and equipment Abstract ifrs-full:ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract
1721 Property, plant and equipment at beginning of period Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1722 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
1723 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsPropertyPlantAndEquipment
1724 Depreciation Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
1725 Transfers and others Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersFromConstructionInProgressPropertyPlantAndEquipment
1726 Property, plant and equipment at end of period Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1727 42001 - Disclosure - Intangible assets - Summary (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureIntangibleAssetsSummaryDetails
1728 Finite-Lived And Indefinite-Lived Intangible Assets By Major Class, Including Goodwill [Table] Table

*

*

 fbr:FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassIncludingGoodwillTable
1729 Intangible assets with indefinite useful life [axis] Axis ifrs-full:IntangibleAssetsWithIndefiniteUsefulLifeAxis
1730 Intangible assets with indefinite useful life [member] Member ifrs-full:IntangibleAssetsWithIndefiniteUsefulLifeMember
1731 Goodwill Member ifrs-full:GoodwillMember
1732 Intangible in progress and trademarks and patents Member ifrs-full:IntangibleAssetsUnderDevelopmentMember
1733 Other Member ifrs-full:OtherIntangibleAssetsMember
1734 Finite Lived Intangible Assets By Major Class [Axis] Axis fbr:IfrsFiniteLivedIntangibleAssetsByMajorClassAxis
1735 Finite Lived Intangible Assets Major Class Name [Domain] Member fbr:IfrsFiniteLivedIntangibleAssetsMajorClassNameDomain
1736 Systems development and deployment Member ifrs-full:ComputerSoftwareMember
1737 Concession right Member ifrs-full:ServiceConcessionRightsMember
1738 Databases Member ifrs-full:TechnologybasedIntangibleAssetsMember
1739 Relationships with suppliers Member fbr:RelationshipsWithSuppliersMember
1740 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1741 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1742 Macuco Terminal Member fbr:SantosStateOfSaoPauloMacucoTerminalMember
1743 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1744 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1745 Aracruz Member fbr:AracruzMember
1746 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
1747 Products and services [member] Member ifrs-full:ProductsAndServicesMember
1748 Chemical products Member fbr:ChemicalProductsMember
1749 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1750 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1751 Cost Member ifrs-full:GrossCarryingAmountMember
1752 Accumulated depreciation Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
1753 Intangible assets LineItems fbr:FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassIncludingGoodwillLineItems
1754 Annual amortization rate (as a percent) Concept (Percent) For Period fbr:AmortisationRatesIntangibleAssetsOtherThanGoodwillPercent
1755 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
1756 42002 - Disclosure - Intangible assets - Roll forward of net book value (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureIntangibleAssetsRollForwardOfNetBookValueDetails
1757 Implied Table Table

*

*

 implied:Table
1758 Intangible assets Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
1759 At the beginning of the year Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
1760 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1761 Amortization Concept (Monetary) For Period ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
1762 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsIntangibleAssetsAndGoodwill
1763 Transfers and others Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesIntangibleAssetsAndGoodwill
1764 At the end of the year Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
1765 42101 - Disclosure - Finance and operating lease agreements - Financial leases (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureFinanceAndOperatingLeaseAgreementsFinancialLeasesDetails
1766 Disclosure of finance lease and operating lease by lessee [table] Table

*

*

 ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeTable
1767 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1768 Property, plant and equipment Member ifrs-full:PropertyPlantAndEquipmentMember
1769 Machinery, equipment and facilities Member fbr:MachineryEquipmentAndFacilitiesMember
1770 Oxygen and chemical facilities Member fbr:OxygenAndChemicalFacilitiesMember
1771 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1772 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1773 Cost Member ifrs-full:GrossCarryingAmountMember
1774 Accumulated depreciation Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
1775 Maturity [axis] Axis ifrs-full:MaturityAxis
1776 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1777 Not later than one year Member ifrs-full:NotLaterThanOneYearMember
1778 Later than one year and not later than six years Member fbr:LaterThanOneYearAndNotLaterThanSixYearsMember
1779 Later than six years Member fbr:LaterThanSixYearsMember
1780 Finance and operating lease agreements LineItems ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeLineItems
1781 Financial leases Abstract fbr:FinancialLeasesAbstract
1782 Recognised finance lease as assets Concept (Monetary) As Of Debit ifrs-full:RecognisedFinanceLeaseAsAssets
1783 Present value and future minimum payments: Abstract fbr:FinancialLeasesPresentValueAndFutureMinimumPaymentsAbstract
1784 Present value Concept (Monetary) As Of Credit ifrs-full:MinimumFinanceLeasePaymentsPayableAtPresentValue
1785 Future value Concept (Monetary) As Of Credit fbr:MinimumFinanceLeasePaymentsPayableAtFutureValue
1786 42102 - Disclosure - Finance and operating lease agreements - Operating leases (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureFinanceAndOperatingLeaseAgreementsOperatingLeasesDetails
1787 Disclosure of finance lease and operating lease by lessee [table] Table

*

*

 ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeTable
1788 Maturity [axis] Axis ifrs-full:MaturityAxis
1789 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1790 Not later than one year Member ifrs-full:NotLaterThanOneYearMember
1791 Later than one year and not later than three years Member ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember
1792 Later than three years and not later than six years Member fbr:LaterThanThreeYearsAndNotLaterThanSixYearsMember
1793 Later than six years Member fbr:LaterThanSixYearsMember
1794 Property, plant and equipment by operating lease status [axis] Axis ifrs-full:PropertyPlantAndEquipmentByOperatingLeaseStatusAxis
1795 Property, plant and equipment by operating lease status [member] Member ifrs-full:PropertyPlantAndEquipmentByOperatingLeaseStatusMember
1796 Land leases Member fbr:OperatingLeasesLandLeasesMember
1797 Coastal transport Member fbr:OperatingLeasesCoastalTransportMember
1798 Ocean transport Member fbr:OperatingLeasesOceanTransportMember
1799 Arrangements involving legal form of lease [axis] Axis ifrs-full:ArrangementsInvolvingLegalFormOfLeaseAxis
1800 Arrangements involving legal form of lease [member] Member ifrs-full:ArrangementsInvolvingLegalFormOfLeaseMember
1801 Forestry partnership agreements Member fbr:ForestryPartnershipAgreementsMember
1802 Range [axis] Axis ifrs-full:RangeAxis
1803 Ranges [member] Member ifrs-full:RangesMember
1804 Maximum Member ifrs-full:TopOfRangeMember
1805 Finance and operating lease agreements LineItems ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeLineItems
1806 Minimum payments of future operating leases Abstract fbr:IfrsOperatingLeasesFutureMinimumPaymentsDueAbstract
1807 Future minimum payments, operating leases Concept (Monetary) As Of Credit ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease
1808 Term of contract Concept (xbrli:durationItemType) For Period fbr:OperatingLeaseLesseeTermOfContract
1809 42201 - Disclosure - Advances to suppliers - forestry partnership programs (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureAdvancesToSuppliersForestryPartnershipProgramsDetails
1810 Implied Table Table

*

*

 implied:Table
1811 Advances to suppliers - forestry partnership programs Abstract fbr:AdvancesToSuppliersAbstract
1812 At the beginning of the year Concept (Monetary) As Of Debit fbr:NonCurrentAdvancesToSuppliers
1813 Advances made Concept (Monetary) For Period Debit fbr:AdvancesToSuppliersDuringPeriod
1814 Wood harvested Concept (Monetary) For Period Credit fbr:ReductionOfAdvancesToSuppliersDueToWoodHarvested
1815 Transfers to forests Concept (Monetary) For Period Credit fbr:ReductionOfAdvancesToSuppliersDueToTransfersToForests
1816 Foreign exchange Concept (Monetary) For Period Debit fbr:IncreaseDecreaseInAdvancesToSuppliersDueToForeignExchangeDifferences
1817 At the end of the year Concept (Monetary) As Of Debit fbr:NonCurrentAdvancesToSuppliers
1818 42301 - Disclosure - Loans and financing - Summary by currency type (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingSummaryByCurrencyTypeDetails
1819 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1820 Liabilities arising from financing activities [axis] Axis ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis
1821 Liabilities arising from financing activities [member] Member ifrs-full:LiabilitiesArisingFromFinancingActivitiesMember
1822 Loans and financing in foreign currency Member fbr:LoansAndFinancingInternationalMarketsMember
1823 Loans and financing in Reais Member fbr:LoansAndFinancingBrazilMember
1824 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1825 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1826 BNDES currency basket Member fbr:BNDESCurrencyBasketMember
1827 Bonds - US$ Member fbr:BondsUSMember
1828 Fibria 2024, Fibria 2025 and Fibria and 2027 Bonds Member fbr:FibriaOverseasFinanceLtdFibriaBonds20242025And2027Member
1829 Finnvera Member fbr:FinnveraMember
1830 Export credits (prepayment) Member fbr:ExportExchangeContractsCreditsPrepaymentsMember
1831 BNDES Member fbr:BrazilianDevelopmentBankMember
1832 FINAME Member fbr:SpecialAgencyForIndustrialFinancingMember
1833 BNB Member fbr:BancoDoNordesteDoBrazilSaMember
1834 CRA Member fbr:CommercialNotesMember
1835 NCE Member fbr:ExportExchangeContractsCreditNotesMember
1836 FCO, FDCO and FINEP Member fbr:MidwestConstitutionalFundCenterWestDevelopmentFundAndFundingAuthorityForStudiesAndProjectsMember
1837 Others (Revolving costs) Member fbr:OtherBorrowingsRevolvingMember
1838 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1839 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1840 UMBNDES Member fbr:UMBNDESMember
1841 TJLP Member fbr:BrazilianFederalLongTermInterestRateMember
1842 Fixed Member ifrs-full:FixedInterestRateMember
1843 LIBOR Member fbr:IfrsLondonInterbankOfferedRateMember
1844 Selic Member fbr:SELICMember
1845 TJLP/Fixed Member fbr:TJLPFixedRateMember
1846 CDI/IPCA Member fbr:LocalInterbankDepositCertificateRateAndExtendedNationalConsumerPriceIndexMember
1847 CDI Member fbr:LocalInterbankDepositCertificateRateMember
1848 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1849 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1850 Current loans and financing Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
1851 Non-current loans and financing Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1852 Total borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1853 42302 - Disclosure - Loans and financing - Gross amounts and interest (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingGrossAmountsAndInterestDetails
1854 Implied Table Table

*

*

 implied:Table
1855 Loans and financing Abstract ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsAbstract
1856 Current interest Concept (Monetary) As Of Credit fbr:BorrowingsAccruedChargesCurrent
1857 Current portion of long-term borrowings, before accrued charges Concept (Monetary) As Of Credit fbr:LongTermBorrowingsGrossCurrent
1858 Total current loans and financing, including interest Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
1859 Non-current interest Concept (Monetary) As Of Credit fbr:BorrowingsAccruedChargesNonCurrent
1860 Non-current portion of long-term borrowings, before accrued charges Concept (Monetary) As Of Credit fbr:LongTermBorrowingsGrossNonCurrent
1861 Total non-current loans and financing, including interest Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1862 Total interest Concept (Monetary) As Of Credit fbr:BorrowingsAccruedCharges
1863 Total long-term borrowing, before accrued charges Concept (Monetary) As Of Credit fbr:LongTermBorrowingsGross
1864 Total borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1865 42303 - Disclosure - Loans and financing - Breakdown by maturity of the non-current portion (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingBreakdownByMaturityOfNonCurrentPortionDetails
1866 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1867 Liabilities arising from financing activities [axis] Axis ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis
1868 Liabilities arising from financing activities [member] Member ifrs-full:LiabilitiesArisingFromFinancingActivitiesMember
1869 Loans and financing in foreign currency Member fbr:LoansAndFinancingInternationalMarketsMember
1870 Loans and financing in Reais Member fbr:LoansAndFinancingBrazilMember
1871 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1872 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1873 BNDES currency basket Member fbr:BNDESCurrencyBasketMember
1874 Bonds Member fbr:DebtSecuritiesBondsMember
1875 Finnvera Member fbr:FinnveraMember
1876 Export credits (prepayment) Member fbr:ExportExchangeContractsCreditsPrepaymentsMember
1877 BNDES Member fbr:BrazilianDevelopmentBankMember
1878 BNB Member fbr:BancoDoNordesteDoBrazilSaMember
1879 CRA Member fbr:CommercialNotesMember
1880 NCE Member fbr:ExportExchangeContractsCreditNotesMember
1881 FCO, FDCO and FINEP Member fbr:MidwestConstitutionalFundCenterWestDevelopmentFundAndFundingAuthorityForStudiesAndProjectsMember
1882 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1883 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1884 TJLP Member fbr:BrazilianFederalLongTermInterestRateMember
1885 Fixed Member ifrs-full:FixedInterestRateMember
1886 Selic Member fbr:SELICMember
1887 Maturity [axis] Axis ifrs-full:MaturityAxis
1888 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1889 Later than one year and not later than two years Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1890 Later than two years and not later than three years Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
1891 Later than three years and not later than four years Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
1892 Later than four years and not later than five years Member ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember
1893 Later than five years and not later than six years Member fbr:LaterThanFiveYearsAndNotLaterThanSixYearsMember
1894 Later than six years and not later than seven years Member fbr:LaterThanSixYearsAndNotLaterThanSevenYearsMember
1895 Later than seven years and not later than eight years Member fbr:LaterThanSevenYearsAndNotLaterThanEightYearsMember
1896 Later than eight years and not later than nine years Member fbr:LaterThanEightYearsAndNotLaterThanNineYearsMember
1897 Later than nine years and not later than ten years Member fbr:LaterThanNineYearsAndNotLaterThanTenYearsMember
1898 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1899 Non-current loans and financing Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1900 42304 - Disclosure - Loans and financing - Breakdown by currency (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingBreakdownByCurrencyDetails
1901 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1902 Currency [Axis] Axis us-gaap:CurrencyAxis
1903 All Currencies [Domain] Member currency:AllCurrenciesDomain
1904 Real Member currency:BRL
1905 U.S. Dollar Member currency:USD
1906 Liabilities arising from financing activities [axis] Axis ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis
1907 Liabilities arising from financing activities [member] Member ifrs-full:LiabilitiesArisingFromFinancingActivitiesMember
1908 Loans and financing in Reais Member fbr:LoansAndFinancingBrazilMember
1909 Loans and financing in foreign currency Member fbr:LoansAndFinancingInternationalMarketsMember
1910 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1911 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1912 BNDES Member fbr:BrazilianDevelopmentBankMember
1913 BNDES currency basket Member fbr:BNDESCurrencyBasketMember
1914 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1915 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1916 Selic Member fbr:SELICMember
1917 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1918 Borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1919 42305 - Disclosure - Loans and financing - Amortization of transaction costs (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingAmortizationOfTransactionCostsDetails
1920 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1921 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1922 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1923 BNDES Member fbr:BrazilianDevelopmentBankMember
1924 BNB Member fbr:BancoDoNordesteDoBrazilSaMember
1925 FDCO Member fbr:MiddleWestDevelopmentFundMember
1926 Bonds Member fbr:DebtSecuritiesBondsMember
1927 Finnvera Member fbr:FinnveraMember
1928 CRA Member fbr:CommercialNotesMember
1929 Export credits (prepayment) Member fbr:ExportExchangeContractsCreditsPrepaymentsMember
1930 Maturity [axis] Axis ifrs-full:MaturityAxis
1931 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1932 Not later than one year Member ifrs-full:NotLaterThanOneYearMember
1933 Later than one year and not later than two years Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1934 Later than two years and not later than three years Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
1935 Later than three years and not later than four years Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
1936 Later than four years and not later than five years Member ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember
1937 Later than five years Member ifrs-full:LaterThanFiveYearsMember
1938 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1939 Transaction costs Concept (Monetary) For Period Debit fbr:DeferredTransactionCosts
1940 Increase in effective cost of debt (as a percent) Concept (Percent) For Period fbr:IncreaseDecreaseInEffectiveInterestRateForLoansAndFinancing
1941 42306 - Disclosure - Loans and financing - Rollforward (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingRollforwardDetails
1942 Implied Table Table

*

*

 implied:Table
1943 Loans and financing Abstract ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsAbstract
1944 Beginning of the year Concept (Monetary) As Of Credit ifrs-full:Borrowings
1945 Borrowings Concept (Monetary) For Period Credit fbr:NewBorrowingsDuringPeriod
1946 Interest expense Concept (Monetary) For Period Credit fbr:BorrowingCostsCapitalizedDuringPeriod
1947 Foreign exchange gains (losses), net Concept (Monetary) For Period Credit fbr:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLossBorrowings
1948 Repayments - principal amount Concept (Monetary) For Period Debit fbr:ReductionInCarryingAmountOfLoansAndFinancingDueToRepaymentsOfPrincipal
1949 Interest paid Concept (Monetary) For Period Debit fbr:BorrowingCostsAmortizedDuringPeriod
1950 Additional transaction costs Concept (Monetary) For Period Debit fbr:AdditionalTransactionCostsAmortizedDuringPeriod
1951 Other Concept (Monetary) For Period Credit fbr:OtherIncreasesDecreasesInLoansAndFinancingDuringPeriodNet
1952 End of the year Concept (Monetary) As Of Credit ifrs-full:Borrowings
1953 42307 - Disclosure - Loans and financing - Relevant operations settled in the year (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingRelevantOperationsSettledInYearDetails
1954 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1955 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1956 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1957 Export credits (prepayment) Member fbr:ExportExchangeContractsCreditsPrepaymentsMember
1958 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1959 Payments on borrowings Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
1960 42308 - Disclosure - Loans and financing - Fibria Bonds (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingFibriaBondsDetails
1961 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1962 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1963 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1964 Green Bond Fibria 2027 Member fbr:GreenBondFibria2027Member
1965 Fibria 2025 Bonds Member fbr:FibriaOverseasFinanceLtdFibria2025U.S.BondsMember
1966 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1967 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1968 Fixed Member ifrs-full:FixedInterestRateMember
1969 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1970 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1971 Semi-annual payment amount Concept (Monetary) For Period Debit fbr:BorrowingsPeriodicPaymentSemiAnnual
1972 42309 - Disclosure - Loans and financing - Middle West Development Fund (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingMiddleWestDevelopmentFundDetails
1973 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1974 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1975 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1976 FDCO Member fbr:MiddleWestDevelopmentFundMember
1977 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1978 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1979 Fixed Member ifrs-full:FixedInterestRateMember
1980 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1981 Loans received Concept (Monetary) As Of Credit ifrs-full:LoansReceived
1982 Maximum borrowing capacity Concept (Monetary) As Of Credit fbr:BorrowingsMaximumBorrowingCapacity
1983 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1984 Undrawn borrowing facilities Concept (Monetary) As Of Credit ifrs-full:UndrawnBorrowingFacilities
1985 42310 - Disclosure - Loans and financing - BNDES (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingBndesDetails
1986 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1987 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1988 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1989 BNDES Member fbr:BrazilianDevelopmentBankMember
1990 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1991 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1992 Fibria-MS Member fbr:FibriaMSMember
1993 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1994 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1995 TJLP Member fbr:BrazilianFederalLongTermInterestRateMember
1996 Selic Member fbr:SELICMember
1997 Project Type [Axis] Axis fbr:ProjectTypeAxis
1998 Project Type [Domain] Member fbr:ProjectTypeDomain
1999 Industrial, forestry, and IT projects Member fbr:IndustrialForestryAndInformationTechnologyProjectsMember
2000 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
2001 Property, plant and equipment Member ifrs-full:PropertyPlantAndEquipmentMember
2002 Horizonte 2 Project Member fbr:ConstructionInProgressHorizonte2ProjectMember
2003 Range [axis] Axis ifrs-full:RangeAxis
2004 Ranges [member] Member ifrs-full:RangesMember
2005 Minimum Member ifrs-full:BottomOfRangeMember
2006 Maximum Member ifrs-full:TopOfRangeMember
2007 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
2008 Loans received Concept (Monetary) As Of Credit ifrs-full:LoansReceived
2009 Maximum borrowing capacity Concept (Monetary) As Of Credit fbr:BorrowingsMaximumBorrowingCapacity
2010 Interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
2011 Interest rate margin Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
2012 42311 - Disclosure - Loans and financing - Finnvera (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingFinnveraDetails
2013 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
2014 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
2015 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
2016 Finnvera Member fbr:FinnveraMember
2017 Finnvera, Tranche One Member fbr:FinnveraTrancheOneMember
2018 Finnvera, Tranche Two Member fbr:FinnveraTrancheTwoMember
2019 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
2020 Property, plant and equipment Member ifrs-full:PropertyPlantAndEquipmentMember
2021 Horizonte 2 Project Member fbr:ConstructionInProgressHorizonte2ProjectMember
2022 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
2023 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
2024 LIBOR Member fbr:IfrsLondonInterbankOfferedRateMember
2025 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
2026 Loans received Concept (Monetary) As Of Credit ifrs-full:LoansReceived
2027 Interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
2028 Interest rate margin Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
2029 42312 - Disclosure - Loans and financing - Agribusiness Credit Receivable Certificates and Export credits (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingAgribusinessCreditReceivableCertificatesAndExportCreditsDetails
2030 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
2031 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
2032 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
2033 Agribusiness Credit Receivable Certificates - CRA Member fbr:AgribusinessCreditReceivableCertificatesMember
2034 Agribusiness Credit Receivable Certificates - Distribution One Member fbr:AgribusinessCreditReceivableCertificatesDistributionOneMember
2035 Agribusiness Credit Receivable Certificates - Distribution Two Member fbr:AgribusinessCreditReceivableCertificatesDistributionTwoMember
2036 Export credits (prepayment) Member fbr:ExportExchangeContractsCreditsPrepaymentsMember
2037 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
2038 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
2039 CDI Member fbr:LocalInterbankDepositCertificateRateMember
2040 IPCA Member fbr:ExtendedNationalConsumerPriceIndexMember
2041 LIBOR Member fbr:IfrsLondonInterbankOfferedRateMember
2042 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
2043 Number of certificates issued Concept (Integer) For Period fbr:NumberOfCertificatesIssued
2044 Loans received Concept (Monetary) As Of Credit ifrs-full:LoansReceived
2045 Number of tranches Concept (Integer) For Period fbr:BorrowingsNumberOfTranches
2046 Percentage of basis used to calculate interest Concept (Percent) For Period fbr:AdjustmentToInterestRateMultiplier
2047 Contracted amount Concept (Monetary) As Of Credit fbr:ExportCreditsPrepaymentsContracts
2048 Interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
2049 Interest rate margin Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
2050 Term of loan Concept (xbrli:durationItemType) For Period fbr:BorrowingsTerm
2051 42313 - Disclosure - Loans and financing - Covenants and Guarantees (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingCovenantsAndGuaranteesDetails
2052 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
2053 IFRS Statement Scenario [Axis] Axis fbr:IfrsStatementScenarioAxis
2054 IFRS Scenario, Unspecified [Domain] Member fbr:IfrsScenarioUnspecifiedDomain
2055 Forecast Member fbr:IfrsScenarioForecastMember
2056 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2057 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2058 Jacare, Aracruz and Tres Lagoas Member fbr:JacareAracruzAndTresLagoasMember
2059 Range [axis] Axis ifrs-full:RangeAxis
2060 Ranges [member] Member ifrs-full:RangesMember
2061 Minimum Member ifrs-full:BottomOfRangeMember
2062 Maximum Member ifrs-full:TopOfRangeMember
2063 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
2064 Indebtedness Ratio Concept (Percent) As Of fbr:DebtRatio
2065 Debt coverage required reserves Concept (Percent) For Period fbr:DebtServiceCoverageRatioReserves
2066 Fees and commissions Concept (Monetary) For Period Debit fbr:BorrowingsFeesAndCommissions
2067 Net book value of PP&E used to securitize loans and financing Concept (Monetary) As Of Debit fbr:NetBookValueOfPlantPropertyAndEquipmentUsedToSecureLoansAndFinancing
2068 42314 - Disclosure - Loans and financing - Unused Credit Lines (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLoansAndFinancingUnusedCreditLinesDetails
2069 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
2070 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
2071 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
2072 Revolving Credit Facility One Member fbr:RevolvingCreditFacilityOneMember
2073 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2074 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2075 Fibria Celulose S.A. Member fbr:FibriaCeluloseSaMember
2076 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
2077 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
2078 CDI Member fbr:LocalInterbankDepositCertificateRateMember
2079 Loans and financing LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
2080 Undrawn borrowing facilities Concept (Monetary) As Of Credit ifrs-full:UndrawnBorrowingFacilities
2081 Percentage of basis used to calculate interest Concept (Percent) For Period fbr:AdjustmentToInterestRateMultiplier
2082 Interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
2083 Interest rate margin Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
2084 Commissions, as a percent of the loan Concept (Percent) As Of fbr:CommissionsAnnualPercentage
2085 Unused borrowing capacity expenses paid Concept (Monetary) For Period Debit fbr:UnusedBorrowingCapacityFees
2086 42401 - Disclosure - Trade payables (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureTradePayablesDetails
2087 Trade Payables [Table] Table

*

*

 fbr:TradePayablesTable
2088 Currency [Axis] Axis us-gaap:CurrencyAxis
2089 All Currencies [Domain] Member currency:AllCurrenciesDomain
2090 Local currency Member fbr:LocalCurrencyMember
2091 Foreign currency Member fbr:ForeignCurrencyMember
2092 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
2093 Products and services [member] Member ifrs-full:ProductsAndServicesMember
2094 Pulp Member fbr:PulpMember
2095 Trade payables LineItems fbr:TradePayablesLineItems
2096 Related parties Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToRelatedParties
2097 Third parties Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers
2098 Total trade payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
2099 Payment terms Concept (Text/String) For Period ifrs-full:DescriptionOfSignificantPaymentTermsInContractsWithCustomers
2100 Purchase of biological assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfBiologicalAssets
2101 42501 - Disclosure - Contingencies - Summary (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureContingenciesSummaryDetails
2102 Disclosure of contingent liabilities [table] Table

*

*

 ifrs-full:DisclosureOfContingentLiabilitiesTable
2103 Classes of contingent liabilities [axis] Axis ifrs-full:ClassesOfContingentLiabilitiesAxis
2104 Contingent liabilities [member] Member ifrs-full:ContingentLiabilitiesMember
2105 Tax Member ifrs-full:TaxContingentLiabilityMember
2106 Labor Member fbr:LaborContingentLiabilityMember
2107 Civil Member ifrs-full:LegalProceedingsContingentLiabilityMember
2108 Contingencies LineItems ifrs-full:DisclosureOfContingentLiabilitiesLineItems
2109 Nature of claims Abstract fbr:NatureOfClaimsAbstract
2110 Judicial deposits Concept (Monetary) As Of Debit fbr:JudicialEscrowDeposit
2111 Provision Concept (Monetary) As Of Credit fbr:ProvisionForContingentLiabilities
2112 Net Concept (Monetary) As Of Credit fbr:ProvisionForLegalProceedsNet
2113 Provision for possible loss contingency Concept (Monetary) For Period Debit fbr:ProvisionForPossibleLossContingency
2114 Estimate of possible loss contingency Concept (Monetary) As Of Credit fbr:LossContingencyEstimateOfPossibleLossPortionNotAccrued
2115 42502 - Disclosure - Contingencies - Changes in provision for legal proceeds (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureContingenciesChangesInProvisionForLegalProceedsDetails
2116 Implied Table Table

*

*

 implied:Table
2117 Contingencies Abstract ifrs-full:DisclosureOfContingentLiabilitiesAbstract
2118 At the beginning of the year Concept (Monetary) As Of Credit fbr:ProvisionForContingentLiabilities
2119 Settlement Concept (Monetary) For Period Debit ifrs-full:ProvisionUsedOtherProvisions
2120 Reversal Concept (Monetary) For Period Debit ifrs-full:UnusedProvisionReversedOtherProvisions
2121 New litigation Concept (Monetary) For Period Credit fbr:LitigationProvisionReversalForNewLitigation
2122 Accrual of financial charges Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTimeValueOfMoneyAdjustmentOtherProvisions
2123 At the end of the year Concept (Monetary) As Of Credit fbr:ProvisionForContingentLiabilities
2124 42503 - Disclosure - Contingencies - Possible tax contingencies (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureContingenciesPossibleTaxContingenciesDetails
2125 Disclosure of contingent liabilities [table] Table

*

*

 ifrs-full:DisclosureOfContingentLiabilitiesTable
2126 Classes of contingent liabilities [axis] Axis ifrs-full:ClassesOfContingentLiabilitiesAxis
2127 Contingent liabilities [member] Member ifrs-full:ContingentLiabilitiesMember
2128 Tax Member ifrs-full:TaxContingentLiabilityMember
2129 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
2130 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
2131 Veracel Member fbr:JointOperationsVeracelCeluloseSaMember
2132 Contingencies LineItems ifrs-full:DisclosureOfContingentLiabilitiesLineItems
2133 Tax incentive - ADENE development agency Concept (Monetary) As Of Credit fbr:PossibleTaxContingencyUnrecordedAmountTaxIncentiveAgencyForDevelopmentOfNortheasternBrazil
2134 IRPJ/CSLL - partial approval Concept (Monetary) As Of Credit fbr:PossibleTaxContingencyUnrecordedAmountTaxBenefitFromNetOperatingLoss
2135 Income tax assessment - IRPJ/CSLL - swap of industrial and forestry assets Concept (Monetary) As Of Credit fbr:PossibleTaxContingencyUnrecordedAmountTaxAssessmentOnCapitalGains
2136 Income tax assessment - IRPJ/CSLL - Fibria Trading International II Concept (Monetary) As Of Credit fbr:PossibleTaxContingencyUnrecordedAmountTaxAssessmentRelatedToBusinessCombination
2137 Income tax assessment - IRPJ/CSLL - disallowance of depreciation, amortization and depletion expenses - 2010 Concept (Monetary) As Of Credit fbr:PossibleTaxContingencyUnrecordedAmountTaxAssessmentOnDisallowedDepreciationAmortizationAndDepletionExpenses
2138 Income tax assessment - IRPJ/CSLL - FTI and FIT 2011 Concept (Monetary) As Of Credit fbr:PossibleTaxContingencyUnrecordedAmountTaxAssessmentDueToDisallowedAccumulatedLossesOfSubsidiary
2139 Income tax assessment - IRPJ/CSLL - Veracel Concept (Monetary) As Of Credit fbr:PossibleTaxContingencyUnrecordedAmountVeracelAssessments
2140 Other tax liabilities Concept (Monetary) As Of Credit fbr:PossibleTaxContingencyUnrecordedAmountOtherTaxLiabilities
2141 Total possible contingencies Concept (Monetary) As Of Credit fbr:LossContingencyEstimateOfPossibleLossPortionNotAccrued
2142 Proportion of ownership interest in joint operation Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
2143 Prior net operating losses approved by tax authorities Concept (Monetary) For Period Credit fbr:OperatingLossCarryforwardsApprovedByTaxAuthorities
2144 Prior net operating losses disallowed by tax authorities Concept (Monetary) For Period Debit fbr:OperatingLossCarryforwardsDisallowedByTaxAuthorities
2145 Number of legal cases Concept (Integer) As Of fbr:IfrsLossContingenciesPendingClaimsNumber
2146 Other loss contingency, maximum amount of individual claims Concept (Monetary) As Of Debit fbr:OtherLossContingencyEstimateOfPossibleLossMaximumAmountOfIndividualClaims
2147 Other loss contingency, average amount of individual claims Concept (Monetary) As Of Debit fbr:OtherLossContingencyEstimateOfPossibleLossAverageAmountOfIndividualClaims
2148 42504 - Disclosure - Contingencies - Labor and civil proceedings and judicial deposits (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureContingenciesLaborAndCivilProceedingsAndJudicialDepositsDetails
2149 Disclosure of contingent liabilities [table] Table

*

*

 ifrs-full:DisclosureOfContingentLiabilitiesTable
2150 Classes of contingent liabilities [axis] Axis ifrs-full:ClassesOfContingentLiabilitiesAxis
2151 Contingent liabilities [member] Member ifrs-full:ContingentLiabilitiesMember
2152 Labor Member fbr:LaborContingentLiabilityMember
2153 Civil Member ifrs-full:LegalProceedingsContingentLiabilityMember
2154 Contingencies LineItems ifrs-full:DisclosureOfContingentLiabilitiesLineItems
2155 Number of legal cases Concept (Integer) As Of fbr:IfrsLossContingenciesPendingClaimsNumber
2156 Estimate of total exposure Concept (Monetary) As Of Debit fbr:LossContingencyEstimateOfPossibleLossTotalExposure
2157 Penalty assessed by FGTS (as a percent) Concept (Percent) As Of fbr:GovernmentSeveranceIndemnityFundForEmployeesPenaltiesPercent
2158 Penalty assessed by Federal Public Prosecutor Concept (Monetary) As Of Credit fbr:FederalPublicProsecutorPublicCivilActionPenaltyAssessed
2159 Judicial deposit, remote or possible loss Concept (Monetary) As Of Debit fbr:JudicialEscrowDepositRemoteOrPossibleLoss
2160 Provision for remote or possible loss contingency Concept (Monetary) For Period Debit fbr:ProvisionForRemoteOrPossibleLossContingency
2161 Portion of REFIS tax credit included in judicial deposits Concept (Monetary) As Of Debit fbr:REFISPortionOfTaxCreditIncludedInJudicialDeposits
2162 Other loss contingency, average amount of individual claims Concept (Monetary) As Of Debit fbr:OtherLossContingencyEstimateOfPossibleLossAverageAmountOfIndividualClaims
2163 42601 - Disclosure - Tax Amnesty and Refinancing Program ("REFIS") and Special Tax Regularization (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureTaxAmnestyAndRefinancingProgramrefisAndSpecialTaxRegularizationDetails
2164 Implied Table Table

*

*

 implied:Table
2165 Tax Amnesty and Refinancing Program ("REFIS") and Special Tax Regularization Program ("PERT") Abstract fbr:DisclosureOfTaxRelatedProgramsAbstract
2166 Portion of REFIS tax credit included in judicial deposits Concept (Monetary) As Of Debit fbr:REFISPortionOfTaxCreditIncludedInJudicialDeposits
2167 Tax loss carryforwards, PERT Program Concept (Monetary) As Of Debit fbr:TaxLossCarryforwardsPERTProgram
2168 42701 - Disclosure - Asset retirement obligations (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureAssetRetirementObligationsDetails
2169 Disclosure Of Asset Retirement Obligations [Table] Table

*

*

 fbr:DisclosureOfAssetRetirementObligationsTable
2170 Balance Sheet Location [Axis] Axis us-gaap:BalanceSheetLocationAxis
2171 Balance Sheet Location [Domain] Member us-gaap:BalanceSheetLocationDomain
2172 Other payables Member fbr:OtherPayablesMember
2173 Asset retirement obligations LineItems fbr:DisclosureOfAssetRetirementObligationsLineItems
2174 Asset Retirement Obligations, Accretion Expense Concept (Monetary) For Period Debit fbr:AssetRetirementObligationsAccretionExpense
2175 Noncurrent asset retirement obligations Concept (Monetary) For Period Credit fbr:NoncurrentAssetRetirementObligations
2176 42801 - Disclosure - Long-term commitments (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureLongTermCommitmentsDetails
2177 Implied Table Table

*

*

 implied:Table
2178 Long-term commitments Abstract fbr:DisclosureOfCommitmentsAbstract
2179 Average term of agreement Concept (xbrli:durationItemType) For Period fbr:LongTermCommitmentsAverageTermOfAgreementWithSuppliers
2180 Purchase liability Concept (Monetary) As Of Credit fbr:CommitmentsPurchaseLiability
2181 Contractual obligations assumed Concept (Monetary) For Period Credit fbr:ContractualObligationsAssumed
2182 42901 - Disclosure - Shareholders' equity - Capital (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureShareholdersEquityCapitalDetails
2183 Disclosure of classes of share capital [table] Table

*

*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
2184 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
2185 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
2186 Common shares Member ifrs-full:OrdinarySharesMember
2187 Shareholders' equity LineItems ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
2188 Number of new shares authorized Concept (Shares) As Of fbr:NumberOfNewSharesAuthorised
2189 Number of shares issued and fully paid Concept (Shares) As Of ifrs-full:NumberOfSharesIssuedAndFullyPaid
2190 42902 - Disclosure - Shareholders' equity - Dividends (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureShareholdersEquityDividendsDetails
2191 Implied Table Table

*

*

 implied:Table
2192 Shareholders' equity Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
2193 Minimum annual dividend as a percent of adjusted net income Concept (Percent) For Period fbr:MinimumAnnualDividendAsPercentOfAdjustedNetIncome
2194 Net income attributable to the shareholders of the Company Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
2195 Less: Legal reserve (5%) Concept (Monetary) For Period Credit fbr:IncreaseDecreaseThroughTransferToStatutoryReserveLegalReserve
2196 Calculation basis Concept (Monetary) For Period Credit fbr:AdjustedProfitLossAttributableToOwnersOfParent
2197 Minimum mandatory dividends (25%) Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToCurrentYear
2198 Legal reserve, as a percent of net income Concept (Percent) For Period fbr:LegalReserveAsPercentOfNetIncome
2199 42903 - Disclosure - Shareholders' equity - Statutory Reserves (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureShareholdersEquityStatutoryReservesDetails
2200 Implied Table Table

*

*

 implied:Table
2201 Shareholders' equity Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
2202 Legal reserve, as a percent of net income Concept (Percent) For Period fbr:LegalReserveAsPercentOfNetIncome
2203 Maximum legal reserve, as a percent of net income Concept (Percent) For Period fbr:MaximumLegalReservesAsPercentOfCapital
2204 42904 - Disclosure - Shareholders' equity - Repurchase and sales shares programs (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureShareholdersEquityRepurchaseAndSalesSharesProgramsDetails
2205 IFRS Class of Treasury Stock [Table] Table

*

*

 fbr:IfrsClassOfTreasuryStockTable
2206 IFRS Share Repurchase Program [Axis] Axis fbr:IfrsShareRepurchaseProgramAxis
2207 IFRS Share Repurchase Program [Domain] Member fbr:IfrsShareRepurchaseProgramDomain
2208 B3 Share Repurchase Program, Call Options Member fbr:B3ShareRepurchaseProgramCallOptionsMember
2209 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
2210 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
2211 Sales shares program Member fbr:SalesSharesProgramMember
2212 Repurchase and sales shares programs LineItems fbr:IfrsEquityClassOfTreasuryStockLineItems
2213 Number of shares authorized to be repurchased Concept (Shares) As Of fbr:IfrsStockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
2214 Term of share repurchase program Concept (xbrli:durationItemType) For Period fbr:IfrsStockRepurchaseProgramPeriodInForce
2215 Treasury shares acquired Concept (Shares) For Period fbr:IfrsTreasuryStockSharesAcquired
2216 Value of repurchased treasury shares Concept (Monetary) For Period Debit ifrs-full:PurchaseOfTreasuryShares
2217 Number of nominative common shares authorized Concept (Shares) As Of fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
2218 Par value per share Concept (Share) As Of ifrs-full:ParValuePerShare
2219 42905 - Disclosure - Shareholders' equity - Treasury Shares (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureShareholdersEquityTreasurySharesDetails
2220 Implied Table Table

*

*

 implied:Table
2221 Shareholders' equity Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
2222 Treasury shares (in shares) Concept (Shares) As Of ifrs-full:SharesInEntityHeldByEntityOrByItsSubsidiariesOrAssociates
2223 Treasury shares, value per share Concept (Share) For Period fbr:TreasurySharesValuePerShare
2224 Treasury shares, aggregate value Concept (Monetary) As Of Debit ifrs-full:TreasuryShares
2225 42906 - Disclosure - Shareholders' equity - Other Reserves (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureShareholdersEquityOtherReservesDetails
2226 Disclosure of classes of share capital [table] Table

*

*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
2227 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
2228 Equity [member] Member ifrs-full:EquityMember
2229 Other reserves Member ifrs-full:OtherReservesMember
2230 Shareholders' equity LineItems ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
2231 Equity Concept (Monetary) As Of Credit ifrs-full:Equity
2232 42907 - Disclosure - Shareholders' equity - Share-Based payments (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureShareholdersEquityShareBasedPaymentsDetails
2233 Disclosure of number and weighted average remaining contractual life of outstanding share options [table] Table

*

*

 ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsTable
2234 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
2235 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
2236 Stock Options Member fbr:StockOptionsMember
2237 Stock Options - 2014 Program Member fbr:StockOptions2014ProgramMember
2238 Stock Options - 2015 Program Member fbr:StockOptions2015ProgramMember
2239 Stock Options - 2016 Program Member fbr:StockOptions2016ProgramMember
2240 Shareholders' equity LineItems ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsLineItems
2241 Vesting period Concept (xbrli:durationItemType) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod
2242 Contractual option term Concept (xbrli:durationItemType) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationPeriod
2243 Exercise price per share Concept (Monetary) As Of ifrs-full:ExercisePriceOfOutstandingShareOptions
2244 Shares outstanding Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
2245 43001 - Disclosure - Employee benefits - Performance plans and defined contribution pension plan (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureEmployeeBenefitsPerformancePlansAndDefinedContributionPensionPlanDetails
2246 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
2247 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2248 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2249 Votorantim Group companies Member fbr:RelatedPartiesVotorantimGroupCompaniesMember
2250 Range [axis] Axis ifrs-full:RangeAxis
2251 Ranges [member] Member ifrs-full:RangesMember
2252 Minimum Member ifrs-full:BottomOfRangeMember
2253 Maximum Member ifrs-full:TopOfRangeMember
2254 Employee benefits LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
2255 Variable remuneration program Abstract fbr:VariableRemunerationProgramAbstract
2256 Performance-based compensation plan expense Concept (Monetary) For Period Debit fbr:PerformanceBasedCompensationPlanExpense
2257 Defined contribution pension plan Abstract fbr:DefinedContributionPensionPlanAbstract
2258 Employer match (as a percent) Concept (Percent) For Period fbr:IfrsDefinedContributionPlanEmployerMatchingContributionPercentOfMatch
2259 Post-employment benefit expense, defined contribution plans Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedContributionPlans
2260 43002 - Disclosure - Employee benefits - Medical assistance provided to retirees (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureEmployeeBenefitsMedicalAssistanceProvidedToRetireesDetails
2261 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
2262 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
2263 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
2264 SEPACO Member fbr:LifetimeMedicalAssistancePlanMember
2265 Actuarial assumptions [axis] Axis ifrs-full:ActuarialAssumptionsAxis
2266 Actuarial assumptions [member] Member ifrs-full:ActuarialAssumptionsMember
2267 Discount rate Member ifrs-full:ActuarialAssumptionOfDiscountRatesMember
2268 Medical costs Member ifrs-full:ActuarialAssumptionOfMedicalCostTrendRatesMember
2269 Mortality rates Member ifrs-full:ActuarialAssumptionOfMortalityRatesMember
2270 Employee benefits LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
2271 Medical assistance plan expense Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans
2272 Economic and biometric assumptions Abstract fbr:EconomicAndBiometricAssumptionsAbstract
2273 Discount rate Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfDiscountRates
2274 Real growth rate of medical costs Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfMedicalCostTrendRates
2275 Rate of increase of utilization of medical assistance Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfPensionIncreases
2276 Long-term inflation Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflation
2277 Biometric table of general mortality Concept (Text/String) For Period fbr:DescriptionOfBiometricTableOfGeneralMortality
2278 Biometric table of general mortality for invalids Concept (Text/String) For Period fbr:DescriptionOfBiometricTableOfGeneralMortalityForInvalids
2279 Sensitivity analysis of the obligation Abstract ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsAbstract
2280 Increase in assumptions (as a percent) Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleIncreaseInActuarialAssumption
2281 Decrease in assumptions (as a percent) Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleDecreaseInActuarialAssumption
2282 Increase in assumptions (in years) Concept (xbrli:durationItemType) For Period fbr:ReasonablyPossibleIncreaseInActuarialAssumption
2283 Decrease in assumptions (in years) Concept (xbrli:durationItemType) For Period fbr:ReasonablyPossibleDecreaseInActuarialAssumption
2284 Effect on the benefit obligation of an increase in assumptions (as a percent) Concept (Percent) As Of fbr:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumptionPercent
2285 Increase (Decrease) In Defined Benefit Obligation Due To Reasonably Possible Decrease In Actuarial Assumption, Percent Concept (Percent) As Of fbr:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumptionPercent
2286 43003 - Disclosure - Employee benefits - Reconciliation of actuarial obligations (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureEmployeeBenefitsReconciliationOfActuarialObligationsDetails
2287 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
2288 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
2289 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
2290 SEPACO Member fbr:LifetimeMedicalAssistancePlanMember
2291 Net defined benefit liability (asset) [axis] Axis ifrs-full:NetDefinedBenefitLiabilityAssetAxis
2292 Net defined benefit liability (asset) [member] Member ifrs-full:NetDefinedBenefitLiabilityAssetMember
2293 Present value of actuarial obligations Member ifrs-full:PresentValueOfDefinedBenefitObligationMember
2294 Employee benefits LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
2295 Reconciliation of liabilities Abstract ifrs-full:ReconciliationOfChangesInNetAssetsAvailableForBenefitsAbstract
2296 Beginning of the year Concept (Monetary) As Of Credit ifrs-full:LiabilityAssetOfDefinedBenefitPlans
2297 Cost of current service from: Abstract ifrs-full:ChangesInNetAssetsAvailableForBenefitsAbstract
2298 Interest on actuarial obligations Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
2299 Benefits paid Concept (Monetary) For Period Debit ifrs-full:PaymentsFromPlanNetDefinedBenefitLiabilityAsset
2300 Actuarial (gain) losses in the "Other comprehensive income" Concept (Monetary) For Period Debit fbr:ActuarialGainsLossesArisingFromChangesInFinancialAndDemographicAssumptionsNetDefinedBenefitLiabilityAsset
2301 Others Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughOtherChangesNetDefinedBenefitLiabilityAsset
2302 End of the year Concept (Monetary) As Of Credit ifrs-full:LiabilityAssetOfDefinedBenefitPlans
2303 43004 - Disclosure - Employee benefits - Employee benefits expenses (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureEmployeeBenefitsEmployeeBenefitsExpensesDetails
2304 Implied Table Table

*

*

 implied:Table
2305 Employee benefits Abstract fbr:DisclosureOfEmployeeBenefitsAbstract
2306 Payroll, profit sharing and related charges Concept (Monetary) For Period Debit ifrs-full:WagesAndSalaries
2307 FGTS and other rescission indemnifications Concept (Monetary) For Period Debit ifrs-full:OtherLongtermBenefits
2308 INSS Concept (Monetary) For Period Debit ifrs-full:SocialSecurityContributions
2309 Others Concept (Monetary) For Period Debit ifrs-full:OtherEmployeeExpense
2310 Total employee benefits expense Concept (Monetary) For Period Debit ifrs-full:EmployeeBenefitsExpense
2311 43101 - Disclosure - Compensation program based on shares - Phantom Stock Options (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureCompensationProgramBasedOnSharesPhantomStockOptionsDetails
2312 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
2313 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
2314 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
2315 PSO Member fbr:StockAppreciationRightsMember
2316 IFRS Vesting Criteria [Axis] Axis fbr:IfrsVestingCriteriaAxis
2317 IFRS Vesting Criteria [Domain] Member fbr:IfrsVestingCriteriaDomain
2318 Service Requirement Member fbr:ServiceRequirementMember
2319 Performance Requirement Member fbr:PerformanceRequirementMember
2320 Compensation program based on shares LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
2321 Vesting period Concept (xbrli:durationItemType) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod
2322 Percentage of remuneration Concept (Percent) For Period fbr:PercentageOfRemuneration
2323 Term of plan Concept (xbrli:durationItemType) For Period fbr:ShareBasedCompensationArrangementByShareBasedPaymentAwardTermOfPlan
2324 Annual limit of awards at the time of each grant, as a percent of capital Concept (Percent) For Period fbr:ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualLimitToAwardsAtTimeOfGrantPercentOfCapital
2325 Maximum percentage of Company's capital Concept (Percent) As Of fbr:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfCompanySCapital
2326 Number of share options granted in share-based payment arrangement Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
2327 43102 - Disclosure - Compensation program based on shares - Stock Options (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureCompensationProgramBasedOnSharesStockOptionsDetails
2328 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
2329 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
2330 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
2331 Stock Options Member fbr:StockOptionsMember
2332 Stock Options - 2014 Program Member fbr:StockOptions2014ProgramMember
2333 Stock Options - 2015 Program Member fbr:StockOptions2015ProgramMember
2334 Stock Options - 2016 Program Member fbr:StockOptions2016ProgramMember
2335 Range [axis] Axis ifrs-full:RangeAxis
2336 Ranges [member] Member ifrs-full:RangesMember
2337 Maximum Member ifrs-full:TopOfRangeMember
2338 Compensation program based on shares LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
2339 Contractual option term Concept (xbrli:durationItemType) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationPeriod
2340 Number of Options Concept (Shares) As Of fbr:CumulativeNumberOfShareOptionsGranted
2341 Exercise price Concept (Monetary) For Period ifrs-full:ExercisePriceShareOptionsGranted
2342 Fair value of options Concept (Monetary) As Of Credit ifrs-full:WeightedAverageFairValueAtMeasurementDateShareOptionsGranted
2343 Expected volatility Concept (Percent) For Period ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
2344 Free interest rate risk Concept (Percent) For Period ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted
2345 Vesting period Concept (xbrli:durationItemType) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod
2346 43103 - Disclosure - Compensation program based on shares - Changes in Stock Options (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureCompensationProgramBasedOnSharesChangesInStockOptionsDetails
2347 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
2348 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
2349 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
2350 Stock Options Member fbr:StockOptionsMember
2351 Compensation program based on shares LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
2352 Average exercise price per share option Abstract fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceAbstract
2353 At the beginning of the year Concept (Share) As Of fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
2354 Granted Concept (Share) For Period fbr:IfrsShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
2355 Exercised Concept (Share) For Period fbr:IfrsShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
2356 Canceled Concept (Share) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice
2357 At the end of the year Concept (Share) As Of fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
2358 Options Abstract fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward
2359 At the beginning of the year Concept (Shares) As Of fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
2360 Granted Concept (Shares) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
2361 Exercised Concept (Shares) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriod
2362 Canceled Concept (Shares) For Period fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
2363 At the end of the year Concept (Shares) As Of fbr:IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
2364 Increase (decrease) in capital reserve Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
2365 43201 - Disclosure - Revenue (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureRevenueDetails
2366 Revenue [Table] Table

*

*

 fbr:RevenueTable
2367 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
2368 Products and services [member] Member ifrs-full:ProductsAndServicesMember
2369 Export market Member fbr:ExportMarketMember
2370 Domestic market Member fbr:DomesticMarketMember
2371 Services Member fbr:ServicesMember
2372 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
2373 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
2374 Europe Member us-gaap:EuropeMember
2375 North America Member us-gaap:NorthAmericaMember
2376 Asia Member us-gaap:AsiaMember
2377 Brazil and others Member fbr:BrazilAndOthersMember
2378 Revenue LineItems fbr:RevenueLineItems
2379 Gross amount Concept (Monetary) For Period Credit fbr:RevenueGross
2380 Sales taxes Concept (Monetary) For Period Debit fbr:RevenueSalesTaxes
2381 Discounts and returns Concept (Monetary) For Period Debit fbr:RevenueDiscountsAndReturns
2382 Net revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
2383 43301 - Disclosure - Financial results (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureFinancialResultsDetails
2384 Implied Table Table

*

*

 implied:Table
2385 Financial Results Abstract fbr:FinancialResultsAbstract
2386 Financial expenses Abstract fbr:FinancialExpensesAbstract
2387 Interest on loans and financing Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnBorrowings
2388 Loan commissions Concept (Monetary) For Period Debit ifrs-full:FeeAndCommissionExpense
2389 Others Concept (Monetary) For Period Debit ifrs-full:OtherFinanceCost
2390 Total financial expenses Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
2391 Capitalized financing costs Concept (Monetary) As Of Debit fbr:CapitalizedFinancingCosts
2392 Financial income Abstract fbr:FinancialIncomeAbstract
2393 Financial investment earnings Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
2394 Others Concept (Monetary) For Period Credit ifrs-full:OtherFinanceIncome
2395 Total financial income Concept (Monetary) For Period Credit ifrs-full:FinanceIncome
2396 Gains (losses) on derivative financial instruments Abstract ifrs-full:GainsLossesOnChangeInFairValueOfDerivativesAbstract
2397 Gain Concept (Monetary) For Period Credit ifrs-full:GainsOnChangeInFairValueOfDerivatives
2398 Losses Concept (Monetary) For Period Debit ifrs-full:LossesOnChangeInFairValueOfDerivatives
2399 Total gains (losses) on derivative financial instruments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnChangeInFairValueOfDerivatives
2400 Foreign exchange and losses Abstract fbr:ForeignExchangeGainLossesAbstract
2401 Loans and financing Concept (Monetary) For Period Credit fbr:ForeignExchangeGainLossesOnLoansAndFinancing
2402 Other assets and liabilities Concept (Monetary) For Period Credit fbr:ForeignExchangeGainLossesOnOtherAssetsAndLiabilities
2403 Total foreign exchange and losses Concept (Monetary) For Period Credit fbr:GainsLossesOnExchangeDifferencesOnTranslationAndIndexationChargesNet
2404 Net financial result Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
2405 43401 - Disclosure - Expenses by nature (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureExpensesByNatureDetails
2406 Implied Table Table

*

*

 implied:Table
2407 Expenses by nature Abstract ifrs-full:ExpenseByNatureAbstract
2408 Cost of sales Abstract fbr:CostOfSalesAbstract
2409 Depreciation, depletion and amortization Concept (Monetary) For Period Debit fbr:DepreciationDepletionAndAmortizationExpense
2410 Freight Concept (Monetary) For Period Debit ifrs-full:TransportationExpense
2411 Labor expenses Concept (Monetary) For Period Debit fbr:IFRSCostOfGoodsSoldDirectLabor
2412 Variable costs (raw and consumable materials) Concept (Monetary) For Period Debit ifrs-full:RawMaterialsAndConsumablesUsed
2413 Total cost of sales Concept (Monetary) For Period Debit ifrs-full:CostOfSales
2414 Selling expenses Abstract fbr:SellingExpensesAbstract
2415 Labor expenses Concept (Monetary) For Period Debit fbr:LaborExpensesAssociatedWithSellingExpenses
2416 Selling expenses Concept (Monetary) For Period Debit fbr:HandlingStorageAndTransportationSalesCommissionsAndOtherSellingExpenses
2417 Operating leases Concept (Monetary) For Period Debit ifrs-full:MinimumOperatingLeasePayments
2418 Depreciation and amortization charges Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
2419 Other expenses Concept (Monetary) For Period Debit fbr:OtherSellingExpenses
2420 Total selling expenses Concept (Monetary) For Period Debit ifrs-full:SellingExpense
2421 General and administrative and directors' compensation expenses Abstract fbr:GeneralAndAdministrativeAndDirectorsCompensationExpensesAbstract
2422 Labor expenses Concept (Monetary) For Period Debit fbr:LaborExpensesAssociatedWithGeneralAndAdministrativeAndDirectorsCompensationExpenses
2423 Third-party services (consulting, legal and others) Concept (Monetary) For Period Debit ifrs-full:ProfessionalFeesExpense
2424 Depreciation and amortization charges Concept (Monetary) For Period Debit fbr:DepreciationsAndAmortizationChargesAssociatedWithGeneralAndAdministrativeAndDirectorsCompensationExpenses
2425 Donations and sponsorship Concept (Monetary) For Period Debit ifrs-full:DonationsAndSubsidiesExpense
2426 Taxes and contributions Concept (Monetary) For Period Debit fbr:TaxesAndContributionsExpense
2427 Operating leases and insurance Concept (Monetary) For Period Debit fbr:OperatingLeasesAndInsuranceAssociatedWithGeneralAndAdministrativeAndDirectorsCompensationExpenses
2428 Other expenses Concept (Monetary) For Period Debit fbr:OtherGeneralAndAdministrativeAndDirectorsCompensationExpenses
2429 Total general and administrative and directors' compensation expenses Concept (Monetary) For Period Debit ifrs-full:GeneralAndAdministrativeExpense
2430 Other operating income, net Abstract fbr:OtherOperatingIncomeExpenseAbstract
2431 Program of variable compensation to employees Concept (Monetary) For Period Debit fbr:EmployeeVariableCompensationExpense
2432 Capital gain on land and buildings sold - Asset Light Project (Note 1(d)) Concept (Monetary) For Period Credit fbr:CapitalGainOnSaleOfLandAndBuildings
2433 Tax credits Concept (Monetary) For Period Credit fbr:TaxCreditsOtherOperatingIncomeExpense
2434 Increment of the provision for impairment of the ICMS credits Concept (Monetary) For Period Debit fbr:ExcessProvisionForImpairmentOfIcmsCredit
2435 Gain (loss) on disposal of property, plant and equipment Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfPropertyPlantAndEquipment
2436 Change in fair value of biological assets (Note 18) Concept (Monetary) For Period ifrs-full:GainsLossesOnFairValueAdjustmentBiologicalAssets
2437 Provision (reversal) for contingencies Concept (Monetary) For Period Debit fbr:ProvisionReversalForContingencies
2438 Others Concept (Monetary) For Period Credit fbr:MiscellaneousOtherOperatingIncomeExpense
2439 Total other operating income, net Concept (Monetary) For Period Credit ifrs-full:OtherOperatingIncomeExpense
2440 43501 - Disclosure - Insurance (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureInsuranceDetails
2441 Disclosure of types of insurance contracts [table] Table

*

*

 ifrs-full:DisclosureOfTypesOfInsuranceContractsTable
2442 Types of insurance contracts [axis] Axis ifrs-full:TypesOfInsuranceContractsAxis
2443 Insurance contracts [member] Member ifrs-full:InsuranceContractsMember
2444 Operational risks Member fbr:OperationalRisksInsuranceMember
2445 Civil general liabilities Member fbr:CivilGeneralLiabilitiesInsuranceMember
2446 Domestic and international transportation insurance policy Member fbr:DomesticAndInternationalTransportationInsurancePolicyMember
2447 Insurance LineItems ifrs-full:DisclosureOfTypesOfInsuranceContractsLineItems
2448 Maximum insurance coverage Concept (Monetary) As Of Debit fbr:MaximumInsuranceCoverageAmount
2449 Insurance renewal period (in months) Concept (xbrli:durationItemType) For Period fbr:InsuranceRenewalPeriod
2450 43601 - Disclosure - Earnings per share - Basic (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureEarningsPerShareBasicDetails
2451 Implied Table Table

*

*

 implied:Table
2452 Earnings per share Abstract ifrs-full:EarningsPerShareAbstract
2453 Basic Abstract ifrs-full:BasicEarningsPerShareAbstract
2454 Numerator Abstract ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityAbstract
2455 Net income attributable to the shareholders of the Company Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
2456 Denominator Abstract ifrs-full:WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract
2457 Weighted average number of common shares outstanding Concept (Shares) For Period ifrs-full:WeightedAverageShares
2458 Basic earnings per share (in Reais) Concept (Share) For Period ifrs-full:BasicEarningsLossPerShare
2459 Total number of shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
2460 Total number of shares outstanding Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
2461 Total number of shares held in treasury Concept (Shares) As Of ifrs-full:SharesInEntityHeldByEntityOrByItsSubsidiariesOrAssociates
2462 Increase (decrease) in number of shares outstanding Concept (Shares) For Period ifrs-full:IncreaseDecreaseInNumberOfSharesOutstanding
2463 43602 - Disclosure - Earnings per share - Diluted (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureEarningsPerShareDilutedDetails
2464 Implied Table Table

*

*

 implied:Table
2465 Earnings per share Abstract ifrs-full:EarningsPerShareAbstract
2466 Diluted Abstract ifrs-full:DilutedEarningsPerShareAbstract
2467 Numerator Abstract ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityAbstract
2468 Net income attributable to the shareholders of the Company Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
2469 Denominator Abstract ifrs-full:WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract
2470 Weighted average number of common shares outstanding Concept (Shares) For Period ifrs-full:WeightedAverageShares
2471 Stock options Concept (Shares) For Period ifrs-full:DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares
2472 Number of common shares outstanding adjusted according to dilution effect Concept (Shares) For Period ifrs-full:AdjustedWeightedAverageShares
2473 Diluted earnings per share (in Reais) Concept (Share) For Period ifrs-full:DilutedEarningsLossPerShare
2474 43701 - Disclosure - Non-current assets held for sale (Details) Network

*

*

 http://www.fibria.com.br/role/DisclosureNonCurrentAssetsHeldForSaleDetails
2475 Non-Current Assets Held For Sale [Table] Table

*

*

 fbr:NonCurrentAssetsHeldForSaleTable
2476 Assets and liabilities classified as held for sale [axis] Axis ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleAxis
2477 Assets and liabilities not classified as held for sale [member] Member ifrs-full:AssetsAndLiabilitiesNotClassifiedAsHeldForSaleMember
2478 Losango Project Member ifrs-full:NoncurrentAssetsHeldForSaleMember
2479 Non-current assets held for sale LineItems fbr:NonCurrentAssetsHeldForSaleLineItems
2480 Biological assets Concept (Monetary) As Of Debit fbr:NonCurrentBiologicalAssetsClassifiedAsHeldForSale
2481 Property, plant and equipment - substantially land Concept (Monetary) As Of Debit fbr:PropertyPlantEquipmentAndLandClassifiedAsHeldForSale
2482 Others Concept (Monetary) As Of Debit fbr:OtherNonCurrentAssetsHeldForSale
2483 Disposals (Note 1(b)) Concept (Monetary) As Of Credit fbr:NoncurrentAssetsClassifiedAsHeldForSaleDisposals
2484 Total non-current assets held for sale Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale
2485 Impairment loss Concept (Monetary) For Period Debit ifrs-full:ImpairmentLoss
2486 43801 - Disclosure - Impairment testing (Details) Network

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 http://www.fibria.com.br/role/DisclosureImpairmentTestingDetails
2487 Implied Table Table

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 implied:Table
2488 Impairment testing Abstract ifrs-full:DisclosureOfImpairmentLossAndReversalOfImpairmentLossAbstract
2489 Goodwill allocated to CGUs Concept (Monetary) As Of Debit ifrs-full:Goodwill
2490 Period of cashflows considered for impairment testing Concept (xbrli:durationItemType) For Period fbr:PeriodOfCashFlowsConsideredForImpairmentAnalysis
2491 Adjusted pre-tax WACC (as a percent) Concept (Percent) For Period ifrs-full:WeightedAverageCostOfCapitalSignificantUnobservableInputsLiabilities
2492 Net average pulp price - U.S. Dollar/ton Concept (Decimal) For Period fbr:NetAveragePulpPrice
2493 Average exchange rate in the period - R$/U.S. Dollar Concept (Decimal) For Period ifrs-full:AverageForeignExchangeRate
2494 Nominal discount rate - WACC (in percentage) Concept (Percent) As Of fbr:NominalDiscountRateUsedInEstimateOfValueInUse
2495 Real discount rate - WACC (in percentage) Concept (Percent) As Of fbr:RealDiscountRateUsedInEstimateOfValueInUse
2496 Excess of recoverable value over book value Concept (Monetary) As Of Debit fbr:ExcessOfRecoverableValueOfCashGeneratingUnitOverBookValue
2497 Reduction in the pulp price Concept (Percent) For Period fbr:AveragePulpPriceReduction
2498 Period of reduction in exchange rate over discounted cash flows Concept (xbrli:durationItemType) For Period fbr:PeriodForReductionInExchangeRateOfDiscountedCashFlows
2499 43901 - Disclosure - Subsequent events (Details) Network

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 http://www.fibria.com.br/role/DisclosureSubsequentEventsDetails
2500 Disclosure of non-adjusting events after reporting period [table] Table

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 ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodTable
2501 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
2502 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
2503 Advance payments on contracts Member fbr:AdvancePaymentsOnContractsMember
2504 Export credits (prepayment) Member fbr:ExportExchangeContractsCreditsPrepaymentsMember
2505 Hiring of port services Member ifrs-full:EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember
2506 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
2507 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
2508 BNDES Member fbr:BrazilianDevelopmentBankMember
2509 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
2510 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
2511 TJLP Member fbr:BrazilianFederalLongTermInterestRateMember
2512 UMBNDES Member fbr:UMBNDESMember
2513 Fixed Member ifrs-full:FixedInterestRateMember
2514 LIBOR Member fbr:IfrsLondonInterbankOfferedRateMember
2515 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
2516 Products and services [member] Member ifrs-full:ProductsAndServicesMember
2517 Forestry and industrial projects Member fbr:ForestryAndIndustrialProjectsMember
2518 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2519 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2520 Fibria International Trade GmbH Member fbr:FibriaInternationalTradeGmbHMember
2521 Range [axis] Axis ifrs-full:RangeAxis
2522 Ranges [member] Member ifrs-full:RangesMember
2523 Minimum Member ifrs-full:BottomOfRangeMember
2524 Maximum Member ifrs-full:TopOfRangeMember
2525 Subsequent events LineItems ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
2526 Prepayments on contracts Concept (Monetary) As Of Debit fbr:AdvancesToSuppliers
2527 Interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
2528 Interest rate margin Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
2529 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
2530 Contracted amount Concept (Monetary) As Of Credit fbr:ExportCreditsPrepaymentsContracts
2531 Term of contract Concept (xbrli:durationItemType) For Period fbr:BorrowingsTerm
2532 Estimated amount of investment Concept (Monetary) As Of Debit fbr:EstimatedInvestmentAmount

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