Gol Intelligent Airlines Inc. (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line	Label	Object Class	Period Type	Balance	Report ElementName
1	001 - Document - Document and Entity Information	Network	*	*	http://voegol.com/role/DocumentAndEntityInformation
2	Implied Table	Table	*	*	implied:Table
3	Document And Entity Information	Abstract			gol: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	Trading Symbol	Concept (Text/String)	For Period		dei:TradingSymbol
8	Document Period End Date	Concept (Date)	For Period		dei:DocumentPeriodEndDate
9	Amendment Flag	Concept (Yes/No)	For Period		dei:AmendmentFlag
10	Current Fiscal Year End Date	Concept (Month/Day)	For Period		dei:CurrentFiscalYearEndDate
11	Entity Well-known Seasoned Issuer	Concept (Yes/No)	For Period		dei:EntityWellKnownSeasonedIssuer
12	Entity Voluntary Filers	Concept (Yes/No)	For Period		dei:EntityVoluntaryFilers
13	Entity Current Reporting Status	Concept (Yes/No)	For Period		dei:EntityCurrentReportingStatus
14	Entity Filer Category	Concept (Filer Category)	For Period		dei:EntityFilerCategory
15	Entity Common Stock, Shares Outstanding	Concept (Shares)	As Of		dei:EntityCommonStockSharesOutstanding
16	Document Fiscal Period Focus	Concept (Fiscal Period)	For Period		dei:DocumentFiscalPeriodFocus
17	Document Fiscal Year Focus	Concept (Year)	For Period		dei:DocumentFiscalYearFocus
18	002 - Statement - Consolidated statements of financial position	Network	*	*	http://voegol.com/role/StatementsOfFinancialPosition
19	Implied Table	Table	*	*	implied:Table
20	Statement of financial position [abstract]	Abstract			ifrs-full:StatementOfFinancialPositionAbstract
21	Current assets	Abstract			ifrs-full:CurrentAssetsAbstract
22	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
23	Short-term investments	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentInvestments
24	Restricted cash	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentRestrictedCashAndCashEquivalents
25	Trade receivables	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTradeReceivables
26	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:Inventories
27	Recoverable taxes	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTaxAssetsCurrent
28	Derivatives	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentDerivativeFinancialAssets
29	Other current assets	Concept (Monetary)	As Of	Debit	ifrs-full:OtherCurrentFinancialAssets
30	Total current assets	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
31	Noncurrent assets	Abstract			ifrs-full:NoncurrentAssetsAbstract
32	Deposits	Concept (Monetary)	As Of	Debit	ifrs-full:LongtermDeposits
33	Restricted cash	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentRestrictedCashAndCashEquivalents
34	Recoverable taxes	Concept (Monetary)	As Of	Debit	gol:RecoverableTaxes
35	Deferred taxes	Concept (Monetary)	As Of	Debit	ifrs-full:DeferredTaxAssets
36	Investments	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
37	Property, plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
38	Intangible assets	Concept (Monetary)	As Of	Debit	gol:IntangibleAssets
39	Total noncurrent assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
40	Total assets	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
41	Liabilities and equity	Abstract			ifrs-full:EquityAndLiabilitiesAbstract
42	Current liabilities	Abstract			ifrs-full:CurrentLiabilitiesAbstract
43	Short-term debt	Concept (Monetary)	As Of	Credit	gol:ShortTermDebt
44	Suppliers	Concept (Monetary)	As Of	Credit	gol:Suppliers
45	Suppliers - Forfeiting	Concept (Monetary)	As Of	Credit	gol:SuppliersForfaitingCurrent
46	Salaries	Concept (Monetary)	As Of	Credit	gol:Salaries
47	Taxes payable	Concept (Monetary)	As Of	Credit	gol:TaxesPayable
48	Landing fees	Concept (Monetary)	As Of	Credit	gol:LandingFees
49	Advances from ticket sales	Concept (Monetary)	As Of	Credit	gol:AdvanceTicketSales
50	Mileage program	Concept (Monetary)	As Of	Credit	gol:MileageProgram
51	Advances from customers	Concept (Monetary)	As Of	Credit	ifrs-full:Advances
52	Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentProvisions
53	Derivatives	Concept (Monetary)	As Of	Credit	gol:Derivatives
54	Operating leases	Concept (Monetary)	As Of	Credit	gol:OperatingLeasesCurrent
55	Other liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:OtherCurrentFinancialLiabilities
56	Total current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
57	Noncurrent liabilities	Abstract			ifrs-full:NoncurrentLiabilitiesAbstract
58	Long-term debt	Concept (Monetary)	As Of	Credit	ifrs-full:LongtermBorrowings
59	Suppliers	Concept (Monetary)	As Of	Credit	gol:SuppliersNoncurrent
60	Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentProvisions
61	Mileage program	Concept (Monetary)	As Of	Credit	gol:MileageProgramNonCurrent
62	Deferred taxes	Concept (Monetary)	As Of	Credit	gol:DeferredTaxesNonCurrent
63	Taxes payable	Concept (Monetary)	As Of	Credit	gol:TaxesPayableNonCurrent
64	Derivatives	Concept (Monetary)	As Of	Credit	gol:DerivativesNonCurrent
65	Operating leases	Concept (Monetary)	As Of	Credit	gol:OperatingLeasesPayable
66	Other liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:OtherNoncurrentNonfinancialLiabilities
67	Total noncurrent liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
68	Equity	Abstract			ifrs-full:EquityAbstract
69	Capital stock	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
70	Advance for future capital increase	Concept (Monetary)	As Of	Credit	gol:AdvanceForFutureCapitalIncrease
71	Treasury shares	Concept (Monetary)	As Of	Debit	ifrs-full:TreasuryShares
72	Capital reserves	Concept (Monetary)	As Of	Credit	gol:CapitalReserves
73	Equity valuation adjustments	Concept (Monetary)	As Of	Credit	gol:EquityValuationAdjustments
74	Share-based payments reserve	Concept (Monetary)	As Of	Credit	gol:ShareBasedPaymentsReserve
75	Gains on change in interest in investment	Concept (Monetary)	As Of	Credit	gol:GainsOnChangeInInvestment
76	Accumulated losses	Concept (Monetary)	As Of	Credit	ifrs-full:OtherReserves
77	Deficit attributable to equity holders of the parent	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAttributableToOwnersOfParent
78	Non-controlling interests from Smiles	Concept (Monetary)	As Of	Credit	ifrs-full:NoncontrollingInterests
79	Total deficit	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
80	Total liabilities and deficit	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAndLiabilities
81	003 - Statement - Consolidated statements of operations	Network	*	*	http://voegol.com/role/StatementsOfOperations
82	Implied Table	Table	*	*	implied:Table
83	Profit or loss [abstract]	Abstract			ifrs-full:IncomeStatementAbstract
84	Net revenue	Abstract			ifrs-full:RevenueAbstract
85	Passenger	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromRenderingOfPassengerTransportServices
86	Cargo and other	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromRenderingOfCargoAndMailTransportServices
87	Total net revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
88	Operating costs and expenses	Abstract			ifrs-full:ExpenseByNatureAbstract
89	Salaries	Concept (Monetary)	For Period	Debit	ifrs-full:WagesAndSalaries
90	Aircraft fuel	Concept (Monetary)	For Period	Debit	gol:AircraftFuel
91	Aircraft rent	Concept (Monetary)	For Period	Debit	gol:AircraftRent
92	Sales and marketing	Concept (Monetary)	For Period	Debit	ifrs-full:SalesAndMarketingExpense
93	Landing fees	Concept (Monetary)	For Period	Debit	gol:LandingFee
94	Aircraft, traffic and mileage servicing	Concept (Monetary)	For Period	Debit	gol:AircraftTrafficAndMileageServicing
95	Maintenance, materials and repairs	Concept (Monetary)	For Period	Debit	ifrs-full:RepairsAndMaintenanceExpense
96	Depreciation and amortization	Concept (Monetary)	For Period	Debit	ifrs-full:DepreciationAndAmortisationExpense
97	Passenger service expenses	Concept (Monetary)	For Period	Debit	gol:PassengerServiceExpenses
98	Other operating income (expenses), net	Concept (Monetary)	For Period	Debit	gol:OtherIncomeExpenseByFunction
99	Total operating costs and expenses	Concept (Monetary)	For Period	Debit	ifrs-full:OperatingExpense
100	Equity results	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromOperatingActivities
101	Income before financial results, net and income taxes	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
102	Financial results	Abstract			gol:FinancialExpenseNetAbstract
103	Financial income	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncome
104	Financial expenses	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
105	Exchange rate variation, net	Concept (Monetary)	For Period	Credit	gol:ExchangeRateVariationNet
106	Total financial results	Concept (Monetary)	For Period	Credit	gol:FinancialIncomeExpense
107	Income (loss) before income taxes	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossBeforeTax
108	Current	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss
109	Deferred	Concept (Monetary)	For Period	Debit	ifrs-full:DeferredTaxExpenseIncome
110	Total income taxes	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
111	Net income (loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
112	Equity holders of the parent	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOwnersOfParent
113	Non-controlling interests from Smiles	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToNoncontrollingInterests
114	Per common share	Concept (Share)	For Period		gol:BasicEarningsLossPerShare1
115	Per preferred share	Concept (Share)	For Period		gol:BasicEarningsLossPerShare2
116	Per common share	Concept (Share)	For Period		gol:DilutedEarningsLossPerShare1
117	Per preferred share	Concept (Share)	For Period		gol:DilutedEarningsLossPerShare2
118	004 - Statement - Consolidated statements of comprehensive income (loss)	Network	*	*	http://voegol.com/role/StatementsOfComprehensiveIncomeLoss
119	Implied Table	Table	*	*	implied:Table
120	Profit or loss [abstract]	Abstract			ifrs-full:IncomeStatementAbstract
121	Net income (loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
122	Other comprehensive income (loss) to be reclassified to profit and loss in subsequent periods	Abstract			ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract
123	Cash flow hedge	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTax
124	Tax effect	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeBeforeTax
125	Total	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncome
126	Total comprehensive income (loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
127	Comprehensive income (loss) for the year attributable to:	Abstract			ifrs-full:ComprehensiveIncomeAttributableToAbstract
128	Equity holders of the parent	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
129	Non-controlling interests from Smiles	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
130	005 - Statement - Consolidated statements of changes in equity	Network	*	*	http://voegol.com/role/StatementsOfChangesInEquity
131	Statement of changes in equity [table]	Table	*	*	ifrs-full:StatementOfChangesInEquityTable
132	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
133	Equity [member]	Member			ifrs-full:EquityMember
134	Smiles' non-controlling interests [Member]	Member			ifrs-full:NoncontrollingInterestsMember
135	Total attributable to equity holders of the parent [Member]	Member			ifrs-full:EquityAttributableToOwnersOfParentMember
136	Accumu-lated losses [Member]	Member			ifrs-full:RetainedEarningsMember
137	Gains on change in investment reserve [Member]	Member			gol:GainsOnChangeInInvestmentMember
138	Share-based payment [Member]	Member			ifrs-full:ReserveOfSharebasedPaymentsMember
139	Unrealized hedge gain (losses) [Member]	Member			gol:UnrealizedHedgeGainLossesMember
140	Special goodwill reserve of subsidiary [Member]	Member			gol:SpecialGoodwillReserveOfSubsidiaryMember
141	Goodwill on transfer of shares [Member]	Member			gol:GoodwillOnTransferOfSharesMember
142	Treasury Shares [Member]	Member			ifrs-full:TreasurySharesMember
143	Share issuance cost [Member]	Member			ifrs-full:SharePremiumMember
144	Advance for future capital increase [Member]	Member			gol:AdvanceForFutureCapitalIncreaseMember
145	Capital stock [Member]	Member			ifrs-full:IssuedCapitalMember
146	Statement of changes in equity [line items]	LineItems			ifrs-full:StatementOfChangesInEquityLineItems
147	Changes in equity [abstract]	Abstract			ifrs-full:ChangesInEquityAbstract
148	Balances as of beginning of period	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
149	Initial adoption of accounting standard - IFRS 9	Concept (Monetary)	For Period	Credit	gol:IncreaseDecreaseThroughInitialAdoptionOfAccountingStandardIfrs9
150	Other comprehensive income (loss), net	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncome
151	Stock options exercised	Concept (Monetary)	For Period	Credit	gol:StockIssuedDuringPeriodValueStockOptionsExercised1
152	Stock option exercised in subsidiary	Concept (Monetary)	For Period	Credit	gol:IncreaseDecreaseThroughStockOptionExercisedInSubsidiary
153	Share-based payments	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
154	Effects on change in interest in investment	Concept (Monetary)	For Period	Credit	gol:IncreaseDecreaseThroughEffectsOnChangeInInterestInInvestment
155	Treasury shares buyback	Concept (Monetary)	For Period	Debit	ifrs-full:PurchaseOfTreasuryShares
156	Treasury shares transferred	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughTreasuryShareTransactions
157	Net income (loss) for the year (as restated)	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
158	Capital increase from exercise of stock option in subsidiary	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl
159	Share issuance costs	Concept (Monetary)	For Period	Debit	ifrs-full:ShareIssueRelatedCost
160	Capital increase	Concept (Monetary)	For Period	Credit	ifrs-full:IssueOfEquity
161	Gains on change in investment	Concept (Monetary)	For Period	Credit	ifrs-full:GainsOnDisposalsOfInvestments
162	Gains on change in interest in investment	Concept (Monetary)	For Period	Credit	gol:IncreaseDecreaseThroughGainsOnChangeInInterestInInvestment
163	Sale of interest in subsidiary	Concept (Monetary)	For Period	Debit	gol:ProceedsFromSalesOfInterestInSubsidiary
164	Restricted shares transferred	Concept (Monetary)	For Period	Credit	gol:RestrictedSharesTransferred
165	Gains on investment sold - G.A.	Concept (Monetary)	For Period	Credit	ifrs-full:GainsOnDisposalsOfInvestmentProperties
166	Dividend paid	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsPaid
167	Interest attributable to shareholders' equity declared by Smiles	Concept (Monetary)	For Period	Credit	gol:InterestAttributableToShareholdersEquity
168	Dividends declared	Concept (Monetary)	For Period		ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners
169	Dividends and interest on shareholders' equity paid by Smiles	Concept (Monetary)	For Period	Debit	gol:DividendAndInterestPaidByNonControllingInterest
170	Dividends and interest on shareholders' equity distributed by Smiles	Concept (Monetary)	For Period	Debit	gol:DividendAndInterestDistributedByNonControllingInterest
171	Minimum dividends declared by Smiles	Concept (Monetary)	For Period	Debit	gol:MinimumDividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners
172	Additional dividends distributed by Smiles	Concept (Monetary)	For Period	Debit	gol:AdditionalDividendsDistributed
173	Balances as of end of period	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
174	006 - Statement - Statements of cash flows	Network	*	*	http://voegol.com/role/StatementsOfCashFlows
175	Implied Table	Table	*	*	implied:Table
176	Statement of cash flows [abstract]	Abstract			ifrs-full:StatementOfCashFlowsAbstract
177	Operating activities	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
178	Net income (loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
179	Adjustments to reconcile net income (loss) to net cash provided by operating activities	Abstract			ifrs-full:AdjustmentsForReconcileProfitLossAbstract
180	Depreciation and amortization	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
181	Allowance for doubtful accounts	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForAllowanceForDoubtfulAccounts
182	Provisions for legal proceedings	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForProvisionsForLegalProceedings
183	Provisions for inventory obsolescence	Concept (Monetary)	For Period	Credit	gol:AdjustmentsForReversalProvisionForInventoryObsolescence
184	Deferred taxes	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseInDeferredTaxLiabilityAsset
185	Equity results	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForEquityResults
186	Share-based payments	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForSharebasedPayments
187	Exchange and monetary variations, net	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains
188	Interest on debt and finance lease	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForInterestOnDebtAndFinanceLeases
189	Unrealized hedge results	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForUnrealisedHedge
190	Provision for profit sharing	Concept (Monetary)	For Period	Credit	ifrs-full:AdjustmentsForUndistributedProfitsOfAssociates
191	Disposals of property, plant and equipment and intangible assets	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForWriteOffPropertyPlantAndEquipmentAndIntangibleAssets
192	Losses from capital increase in associate	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForLossesFromCapitalIncreaseInAssociate
193	Other	Concept (Monetary)	For Period	Debit	ifrs-full:OtherAdjustmentsForNoncashItems
194	Gain on redemption of debt	Concept (Monetary)	For Period	Credit	gol:AdjustmentsForGainOnRedemptionOfDebt
195	Total adjustments to reconcile net income (loss) to net cash provided by operating activities	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForReconcileProfitLoss
196	Changes in assets and liabilities:	Abstract			gol:ChangesInAssetsAndLiabilitiesThatAffectOperatingCashFlowsAbstract
197	Trade receivables	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable
198	Short-term investments	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForDecreaseIncreaseInShortTermInvestments
199	Inventories	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDecreaseIncreaseInInventories
200	Deposits	Concept (Monetary)	For Period	Credit	gol:AdjustmentsForDecreaseIncreaseInDeposits
201	Suppliers	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForDecreaseIncreaseInSuppliers
202	Suppliers - Forfeiting	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForDecreaseIncreaseInSuppliersForfaiting
203	Advances from ticket sales	Concept (Monetary)	For Period	Credit	gol:AdjustmentsForDecreaseIncreaseInAdvanceTicketSales
204	Mileage program	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForDecreaseIncreaseInMileageProgram
205	Advances from customers	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers
206	Salaries	Concept (Monetary)	For Period	Credit	gol:AdjustmentsForDecreaseIncreaseInSalaries
207	Landing fees	Concept (Monetary)	For Period	Credit	gol:AdjustmentsForDecreaseIncreaseInLandingfees
208	Taxes obligation	Concept (Monetary)	For Period	Debit	gol:AdjustmentsForDecreaseIncreaseInTaxObligations
209	Derivatives	Concept (Monetary)	For Period	Credit	gol:AdjustmentsForDecreaseIncreaseInDerivatives
210	Provisions	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForProvisions
211	Operating leases	Concept (Monetary)	For Period	Debit	gol:IncreaseDecreaseInOperatingLeases
212	Other assets (liabilities)	Concept (Monetary)	For Period	Debit	ifrs-full:OtherInflowsOutflowsOfCashClassifiedAsOperatingActivities
213	Interest paid	Concept (Monetary)	For Period	Credit	ifrs-full:InterestPaidClassifiedAsOperatingActivities
214	Income taxes paid	Concept (Monetary)	For Period	Credit	ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities
215	Net cash flows from (used in) operating activities	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperatingActivities
216	Investing activities	Abstract			ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
217	Sale of interest in subsidiary	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromSalesOfInterestsInAssociates
218	Short-term investments of Smiles	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInDecreaseIncreaseInShorttermDepositsAndInvestments
219	Restricted cash	Concept (Monetary)	For Period	Debit	gol:DecreaseInRestrictedCash1
220	Capital increase in associate	Concept (Monetary)	For Period	Debit	gol:CapitalIncreaseInAssociate
221	Advances for property, plant and equipment acquisition, net	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
222	Property, plant and equipment acquisitions	Concept (Monetary)	For Period	Credit	ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
223	Intangible assets acquisitions	Concept (Monetary)	For Period	Credit	ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
224	Dividends received from associate	Concept (Monetary)	For Period	Debit	gol:ProceedsFromDividendsFromAssociate
225	Net cash flows (used in) from investing activities	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInInvestingActivities
226	Financing activities	Abstract			ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
227	Loan funding	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
228	Debt issuance and exchange offer costs	Concept (Monetary)	For Period	Debit	gol:DebtIssuanceAndExchangeOfferCosts
229	Loan payments	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
230	Early payment of Senior Notes	Concept (Monetary)	For Period	Credit	gol:PaymentsOfSeniroNotesClassifiedAsFinancingActivities
231	Finance lease payments	Concept (Monetary)	For Period	Credit	ifrs-full:PaymentsOfFinanceLeaseLiabilitiesClassifiedAsFinancingActivities
232	Treasury share buyback	Concept (Monetary)	For Period	Debit	gol:TreasuryShareBuyback
233	Dividends and interest attributable to shareholders' equity paid to non-controlling interests of Smiles	Concept (Monetary)	For Period	Credit	ifrs-full:DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities
234	Capital increase	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromIssuingShares
235	Stock option exercised in subsidiary	Concept (Monetary)	For Period	Debit	gol:StockOptionExercisedInSubsidiary
236	Advance for future capital increase	Concept (Monetary)	For Period	Debit	gol:FutureCapitalIncreaseAdvance
237	Share issuance costs	Concept (Monetary)	For Period	Credit	gol:PaymentsOfSharekIssuanceCosts
238	Net cash flows (used in) from financing activities	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInFinancingActivities
239	Foreign exchange rate variation on cash held in foreign currencies	Concept (Monetary)	For Period	Debit	ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
240	Net increase (decrease) in cash and cash equivalents	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
241	Cash and cash equivalents at beginning of the year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
242	Cash and cash equivalents at end of the year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
243	Non-cash transactions	Abstract			gol:AdditionalInformationNoncashTransactionsAbstract
244	Interest on shareholders' equity and dividends, net of taxes	Concept (Monetary)	For Period	Debit	gol:InterestOnShareholdersEquityAndDividendsNetOfTaxes
245	Dividends	Concept (Monetary)	For Period	Debit	gol:DividendsOne
246	Deposits in guarantee for lease agreements	Concept (Monetary)	For Period	Debit	gol:DepositsGuaranteeForLeaseAgreements
247	Write-off of finance lease agreements	Concept (Monetary)	For Period	Debit	gol:WriteoffOfFinanceLeaseAgreements
248	Renegotiation of finance lease agreements	Concept (Monetary)	For Period	Credit	gol:RenegotiationOfFinanceLeaseAgreements
249	Provision for aircraft return	Concept (Monetary)	For Period	Credit	gol:ProvisionForAircraftReturn
250	Software acquisition	Concept (Monetary)	For Period	Debit	gol:SoftwareAcquisition
251	Property, plant and equipment acquisition through Finimp	Concept (Monetary)	For Period	Debit	gol:PropertyPlantAndEquipmentAcquisitionThroughFinimp
252	007 - Disclosure - 1. General information	Network	*	*	http://voegol.com/role/GeneralInformation
253	Implied Table	Table	*	*	implied:Table
254	General Information	Abstract			gol:GeneralInformationAbstract
255	General information	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory
256	008 - Disclosure - 2. Management' statement, basis of preparation and presentation of the financial statements	Network	*	*	http://voegol.com/role/ManagementStatementBasisOfPreparationAndPresentationOfFinancialStatements
257	Implied Table	Table	*	*	implied:Table
258	Basis Of Preparation And Presentation Of The Financial Statements [Abstract]	Abstract			gol:BasisOfPreparationAndPresentationOfTheFinancialStatementsAbstract
259	Management' statement, basis of preparation and presentation of the financial statements	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory
260	009 - Disclosure - 3. Approval of consolidated financial statements	Network	*	*	http://voegol.com/role/ApprovalOfConsolidatedFinancialStatements
261	Implied Table	Table	*	*	implied:Table
262	Approval Of Consolidated Financial Statements [Abstract]	Abstract			gol:ApprovalOfConsolidatedFinancialStatementsAbstract
263	Approval of consolidated financial statements	Concept (Text Block (HTML))	For Period		gol:DisclosureOfApprovalOfConsolidatedFinancialStatementsTextBlockExplanatoryTextBlock
264	010 - Disclosure - 4. Summary of significant accounting practices	Network	*	*	http://voegol.com/role/SummaryOfSignificantAccountingPractices
265	Implied Table	Table	*	*	implied:Table
266	Summary Of Significant Accounting Practices [Abstract]	Abstract			gol:SummaryOfSignificantAccountingPracticesAbstract
267	Summary of significant accounting practices	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
268	011 - Disclosure - 5. Cash and cash equivalents	Network	*	*	http://voegol.com/role/CashAndCashEquivalents
269	Implied Table	Table	*	*	implied:Table
270	Cash and cash equivalents [abstract]	Abstract			ifrs-full:CashAndCashEquivalentsAbstract
271	Cash and cash equivalents	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory
272	012 - Disclosure - 6. Short-term investments	Network	*	*	http://voegol.com/role/ShortTermInvestments
273	Implied Table	Table	*	*	implied:Table
274	Short-term Investments	Abstract			gol:ShortTermInvestmentAbstract
275	Short-term investments	Concept (Text Block (HTML))	For Period		gol:DisclosureOfSignificantShorttermInvestmentsExplanatory
276	013 - Disclosure - 7. Restricted cash	Network	*	*	http://voegol.com/role/RestrictedCash
277	Implied Table	Table	*	*	implied:Table
278	Restricted Cash	Abstract			gol:DisclosureOfRestrictedCashAbstract
279	Restricted cash	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfRestrictedCashAndCashEquivalentsExplanatory
280	014 - Disclosure - 8. Trade receivables	Network	*	*	http://voegol.com/role/TradeReceivables
281	Implied Table	Table	*	*	implied:Table
282	Trade Receivables	Abstract			gol:TradeReceivablesAbstract
283	Trade receivables	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory
284	015 - Disclosure - 9. Inventories	Network	*	*	http://voegol.com/role/Inventories
285	Implied Table	Table	*	*	implied:Table
286	Inventories Tables	Abstract			gol:InventoriesAbstract
287	Inventories	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInventoriesExplanatory
288	016 - Disclosure - 10.Deferred and recoverable taxes	Network	*	*	http://voegol.com/role/DeferredAndRecoverableTaxes
289	Implied Table	Table	*	*	implied:Table
290	Deferred And Recoverable Taxes	Abstract			gol:DeferredAndRecoverableTaxesAbstract
291	Deferred and recoverable taxes	Concept (Text Block (HTML))	For Period		gol:DisclosureOfIncomeTaxExplanatory1
292	017 - Disclosure - 11.Deposits	Network	*	*	http://voegol.com/role/Deposits
293	Implied Table	Table	*	*	implied:Table
294	Deposits from customers [abstract]	Abstract			ifrs-full:DepositsFromCustomersAbstract
295	Deposits	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDepositsExplanatory
296	018 - Disclosure - 12.Transactions with related parties	Network	*	*	http://voegol.com/role/TransactionsWithRelatedParties
297	Implied Table	Table	*	*	implied:Table
298	Transactions With Related Parties	Abstract			gol:TransactionsWithRelatedPartiesAbstract
299	Transactions with related parties	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfRelatedPartyExplanatory
300	019 - Disclosure - 13.Investments	Network	*	*	http://voegol.com/role/Investments
301	Implied Table	Table	*	*	implied:Table
302	Investments	Abstract			gol:InvestmentAbstract
303	Investments	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInvestmentPropertyExplanatory
304	020 - Disclosure - 14.Property, plant and equipment	Network	*	*	http://voegol.com/role/PropertyPlantAndEquipment
305	Implied Table	Table	*	*	implied:Table
306	Property, plant and equipment [abstract]	Abstract			ifrs-full:PropertyPlantAndEquipmentAbstract
307	Property, plant and equipment	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
308	021 - Disclosure - 15.Intangible assets	Network	*	*	http://voegol.com/role/IntangibleAssets
309	Implied Table	Table	*	*	implied:Table
310	Intangible Assets	Abstract			gol:IntangibleAssetsAbstract
311	Intangible assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfIntangibleAssetsAndGoodwillExplanatory
312	022 - Disclosure - 16.Short and long-term debt	Network	*	*	http://voegol.com/role/ShortAndLongTermDebt
313	Implied Table	Table	*	*	implied:Table
314	Short And Long-term Debt	Abstract			gol:ShortAndLongTermDebtAbstract
315	Short and long-term debt	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDebtSecuritiesExplanatory
316	023 - Disclosure - 17.Suppliers - Forfaiting	Network	*	*	http://voegol.com/role/SuppliersForfaiting
317	Implied Table	Table	*	*	implied:Table
318	Suppliers Forfeiting [Abstract]	Abstract			gol:SuppliersForfeitingAbstract
319	Suppliers - Forfeiting	Concept (Text Block (HTML))	For Period		gol:DisclosureOfSuppliersForfaitingExplanatory
320	024 - Disclosure - 18. Taxes payable	Network	*	*	http://voegol.com/role/TaxesPayable
321	Implied Table	Table	*	*	implied:Table
322	Taxes Payable	Abstract			gol:TaxesPayableAbstract
323	Taxes payable	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfIncomeTaxExplanatory
324	025 - Disclosure - 19.Advances from ticket sales	Network	*	*	http://voegol.com/role/AdvancesFromTicketSales
325	Implied Table	Table	*	*	implied:Table
326	Advances from ticket sales	Abstract			gol:AdvanceTicketSalesAbstract
327	Advances from ticket sales	Concept (Text Block (HTML))	For Period		gol:DisclosureOfAdvanceTicketSalesExplanatory
328	027 - Disclosure - 20.Provisions	Network	*	*	http://voegol.com/role/Provisions
329	Implied Table	Table	*	*	implied:Table
330	Provisions [abstract]	Abstract			ifrs-full:ProvisionsAbstract
331	Provisions	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfProvisionsExplanatory
332	028 - Disclosure - 21.Equity	Network	*	*	http://voegol.com/role/Equity
333	Implied Table	Table	*	*	implied:Table
334	Equity	Abstract			ifrs-full:EquityAbstract
335	Equity	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory
336	029 - Disclosure - 22.Earnings (loss) per share	Network	*	*	http://voegol.com/role/EarningsLossPerShare
337	Implied Table	Table	*	*	implied:Table
338	Earnings Loss Per Share	Abstract			gol:EarningsLossPerShareAbstract
339	Earnings (loss) per share	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEarningsPerShareExplanatory
340	030 - Disclosure - 23.Share-based payments	Network	*	*	http://voegol.com/role/ShareBasedPayments
341	Implied Table	Table	*	*	implied:Table
342	Share-based Payments	Abstract			gol:ShareBasedPaymentsAbstract
343	Share-based payments	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfSharebasedPaymentArrangementsExplanatory
344	031 - Disclosure - 24.Revenue	Network	*	*	http://voegol.com/role/Revenue
345	Implied Table	Table	*	*	implied:Table
346	Net revenue	Abstract			ifrs-full:RevenueAbstract
347	Revenue	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInterestIncomeExpenseExplanatory
348	032 - Disclosure - 25.Financial income (expenses)	Network	*	*	http://voegol.com/role/FinancialIncomeExpenses
349	Implied Table	Table	*	*	implied:Table
350	Financial income (expenses)	Abstract			ifrs-full:IncomeExpenseGainsOrLossesOfFinancialInstrumentsAbstract
351	Financial income (expenses)	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinanceIncomeExpenseExplanatory
352	033 - Disclosure - 26.Segments	Network	*	*	http://voegol.com/role/V
353	Implied Table	Table	*	*	implied:Table
354	Segments	Abstract			gol:SegmentsAbstract
355	Segments	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory
356	034 - Disclosure - 27.Commitments	Network	*	*	http://voegol.com/role/Commitments
357	Implied Table	Table	*	*	implied:Table
358	Commitments	Abstract			gol:CommitmentsAbstract
359	Commitments	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfCommitmentsExplanatory
360	035 - Disclosure - 28.Financial instruments and risk management	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagement
361	Implied Table	Table	*	*	implied:Table
362	Financial Instruments And Risk Management	Abstract			gol:FinancialInstrumentsAndRiskManagementAbstract
363	Financial instruments and risk management	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinancialRiskManagementExplanatory
364	036 - Disclosure - 29.Liabilities from financing activities	Network	*	*	http://voegol.com/role/LiabilitiesFromFinancingActivities
365	Implied Table	Table	*	*	implied:Table
366	Changes in liabilities arising from financing activities [abstract]	Abstract			ifrs-full:ChangesInLiabilitiesArisingFromFinancingActivitiesAbstract
367	Liabilities from financing activities	Concept (Text Block (HTML))	For Period		gol:DisclosureOfNonCashTransactionsExplanatory
368	037 - Disclosure - 30.Insurance	Network	*	*	http://voegol.com/role/Insurance
369	Implied Table	Table	*	*	implied:Table
370	Insurance	Abstract			gol:InsuranceInformationAbstract
371	Insurance	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInsurancePremiumRevenueExplanatory
372	038 - Disclosure - 31. Subsequent events	Network	*	*	http://voegol.com/role/SubsequentEvents
373	Implied Table	Table	*	*	implied:Table
374	Subsequent Events	Abstract			gol:SubsequentEventAbstract
375	Subsequent events	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory
376	039 - Disclosure - 4. Summary of significant accounting practices (Policies)	Network	*	*	http://voegol.com/role/SummaryOfSignificantAccountingPracticesPolicies
377	Implied Table	Table	*	*	implied:Table
378	Approval And Summary Of Significant Accounting Policies Applied In Preparing Financial Statements Details Narrative	Abstract			gol:SignificantAccountingPoliciesAbstract
379	Basis of preparation	Concept (Text Block (HTML))	For Period		ifrs-full:ExplanationOfMeasurementBasesUsedInPreparingFinancialStatements
380	Consolidation	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfOtherAccountingPoliciesRelevantToUnderstandingOfFinancialStatements
381	Investments	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForInvestmentPropertyExplanatory
382	Cash and cash equivalents	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents
383	Short-term investments	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForShortInvestmentInAssociatesExplanatory
384	Restricted cash	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForRestrictedCashAndCashEquivalentsExplanatory
385	Trade receivables	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForTradeAndOtherReceivablesExplanatory
386	Inventories	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories
387	Income and social contribution taxes	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForTaxesOtherThanIncomeTaxExplanatory
388	Rights and obligations from derivative financial instruments	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsExplanatory
389	Financial assets and liabilities	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForFinancialAssetsAndLiabilitiesExplanatory
390	Deposits	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForDepositsExplanatory
391	Leases and sale-leaseback transactions	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory
392	Property, plant and equipment	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
393	Intangible assets	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsAndGoodwillExplanatory
394	Short and long-term debt	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForBorrowingsExplanatory
395	Suppliers and other liabilities	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForSuppliersAndOtherLiabilitiesPolicyTextBlock
396	Advances from ticket sales	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForAdvancesFromTicketSalesPolicyTextBlock
397	Income taxes	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
398	Provisions	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory
399	Revenue recognition	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue
400	Deferred revenue	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForDeferredRevenueExplanatory
401	Share-based payments	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory
402	Profit sharing for employees and management	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory
403	Financial income and expenses	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForFinanceIncomeAndCostsExplanatory
404	Earnings (loss) per share	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForEarningsPerShareExplanatory
405	Segment information	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForSegmentReportingExplanatory
406	Foreign currency transactions	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
407	Main accounting estimates and assumptions adopted	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForMainAccountingEstimatesAndAssumptionsAdoptedExplanatory
408	New standards, amendments and interpretations	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForNewStandardsAmendmentsAndInterpretationsExplanatory
409	New accounting standards and pronouncements not yet adopted	Concept (Text Block (HTML))	For Period		gol:DescriptionOfAccountingPolicyForNewAccountingStandardsAndPronouncementsNotYetAdoptedPolicyTextBlock
410	040 - Disclosure - 4. Summary of significant accounting practices (Tables)	Network	*	*	http://voegol.com/role/SummaryOfSignificantAccountingPracticesTables
411	Implied Table	Table	*	*	implied:Table
412	Approval And Summary Of Significant Accounting Policies Applied In Preparing Financial Statements Details Narrative	Abstract			gol:SignificantAccountingPoliciesAbstract
413	Schedule of direct and indirect subsidiaries, jointly controlled and associate	Concept (Text Block (HTML))	For Period		gol:ScheduleOfDirectAndIndirectSubsidiariesJointlyControlledAndAssociate
414	Schedule of effects arising from the adoption of IFRS	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutEffectsArisingFromTheAdoptionOfIfrsTableTextBlock
415	Schedule of flight lease agreements and non-flight lease agreements	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutFlightLeaseAgreementsAndNon-FlightLeaseAgreementsTableTextBlock
416	041 - Disclosure - 5. Cash and cash equivalents (Tables)	Network	*	*	http://voegol.com/role/CashAndCashEquivalentsTables
417	Implied Table	Table	*	*	implied:Table
418	Cash and cash equivalents [abstract]	Abstract			ifrs-full:CashAndCashEquivalentsAbstract
419	Schedule of cash and cash equivalents	Concept (Text Block (HTML))	For Period		gol:DisclosureOfCashAndCashEquivalentsTableExplanatory
420	Schedule of breakdown of cash equivalents	Concept (Text Block (HTML))	For Period		gol:DisclosureOfBreakdownOfCashEquivalentsTableExplanatory
421	042 - Disclosure - 6. Short-term investments (Tables)	Network	*	*	http://voegol.com/role/Short-termInvestmentsTables
422	Implied Table	Table	*	*	implied:Table
423	Short-term Investments	Abstract			gol:ShortTermInvestmentAbstract
424	Schedule of short-term investments	Concept (Text Block (HTML))	For Period		gol:DisclosureOfShortTermInvestmentsTableExplanatory
425	043 - Disclosure - 7. Restricted cash (Tables)	Network	*	*	http://voegol.com/role/RestrictedCashTables
426	Implied Table	Table	*	*	implied:Table
427	Restricted Cash Tables	Abstract			gol:RestrictedCashTablesAbstract
428	Schedule of restricted cash	Concept (Text Block (HTML))	For Period		gol:DisclosureOfRestrictedCashTableExplanatory
429	044 - Disclosure - 8. Trade receivables (Tables)	Network	*	*	http://voegol.com/role/TradeReceivablesTables
430	Implied Table	Table	*	*	implied:Table
431	Trade Receivables	Abstract			gol:TradeReceivablesAbstract
432	Schedule of trade receivables	Concept (Text Block (HTML))	For Period		gol:DisclosureOfTradeAccountsReceivableTableExplanatory
433	Schedule of aging list of trade receivables	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinancialAssetsThatAreEitherPastDueOrImpairedExplanatory
434	Schedule of changes in allowance for doubtful accounts	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutChangesInAllowanceForDoubtfulAccounts
435	045 - Disclosure - 9. Inventories (Tables)	Network	*	*	http://voegol.com/role/InventoriesTables
436	Implied Table	Table	*	*	implied:Table
437	Inventories Tables	Abstract			gol:InventoriesAbstract
438	Schedule of inventories	Concept (Text Block (HTML))	For Period		gol:DisclosureOCompositionOffInventoriesExplanatory
439	Schedule of changes in the provision for obsolescence	Concept (Text Block (HTML))	For Period		gol:DisclosureOfInventoriesAverageCostNetOfProvisionForObSolescenceExplanatory
440	046 - Disclosure - 10. Deferred and recoverable taxes (Tables)	Network	*	*	http://voegol.com/role/DeferredAndRecoverableTaxesTables
441	Implied Table	Table	*	*	implied:Table
442	Deferred And Recoverable Taxes Tables	Abstract			gol:DeferredAndRecoverableTaxesTablesAbstract
443	Schedule of recoverable taxes	Concept (Text Block (HTML))	For Period		gol:DisclosureOfRecoverableTaxExplanatory
444	Schedule of deferred tax assets (liabilities) - noncurrent	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDeferredTaxesNetExplanatory
445	Schedule of net operating losses carryforward	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory
446	Schedule of reconciliation of income taxes expense	Concept (Text Block (HTML))	For Period		gol:DisclosureOfReconciliationOfIncomeTaxesExpenseTableExplanatory
447	047 - Disclosure - 11. Deposits (Tables)	Network	*	*	http://voegol.com/role/DepositsTables
448	Implied Table	Table	*	*	implied:Table
449	Deposits Tables	Abstract			gol:DepositsTablesAbstract
450	Schedule of deposits	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDepositsSubclassificationExplanatory
451	048 - Disclosure - 12. Transactions with related parties (Tables)	Network	*	*	http://voegol.com/role/TransactionsWithRelatedPartiesTables
452	Implied Table	Table	*	*	implied:Table
453	Transactions With Related Parties Tables	Abstract			gol:TransactionsWithRelatedPartiesTablesAbstract
454	Schedule of remuneration of key management personnel	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
455	049 - Disclosure - 13. Investments (Tables)	Network	*	*	http://voegol.com/role/InvestmentsTables
456	Implied Table	Table	*	*	implied:Table
457	Investments Tables	Abstract			gol:InvestmentsTablesAbstract
458	Schedule of investees and the changes in the investments balance	Concept (Text Block (HTML))	For Period		gol:DisclosureOfInvesteesAndTheChangesInInvestmentsBalanceTableExplanatory
459	Schedule of disposal of equity interest	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDisposalOfEquityInterestTableExplanatory
460	050 - Disclosure - 14. Property, plant and equipment (Tables)	Network	*	*	http://voegol.com/role/PropertyPlantAndEquipmentTables
461	Implied Table	Table	*	*	implied:Table
462	Property Plant And Equipment Tables	Abstract			gol:PropertyPlantAndEquipmentTablesAbstract
463	Schedule of composition of property, plant and equipment	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
464	Schedule of changes in property, plant and equipment	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutChangesInPropertyPlantAndEquipmentExplanatory
465	051 - Disclosure - 15. Intangible assets (Tables)	Network	*	*	http://voegol.com/role/IntangibleAssetsTables
466	Implied Table	Table	*	*	implied:Table
467	Intangible Assets Tables	Abstract			gol:IntangibleAssetsTablesAbstract
468	Schedule of intangible assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfIntangibleAssetsMaterialToEntityExplanatory
469	Schedule of allocation of goodwill	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutAllocationOfGoodwill
470	052 - Disclosure - 16. Short and long-term debt (Tables)	Network	*	*	http://voegol.com/role/ShortAndLong-termDebtTables
471	Implied Table	Table	*	*	implied:Table
472	Short And Long-term Debt Tables	Abstract			gol:ShortAndLongtermDebtTablesAbstract
473	Schedule of short and long-term debt	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory
474	Schedule of maturities of long-term debt	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutLongTermBorrowingsMaturityExplanatory
475	Schedule of fair value of senior and perpetual Notes	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutBorrowingsBooKValueAndFairValueExplanatory
476	Schedule of funding operations	Concept (Text Block (HTML))	For Period		gol:DisclosureOfFundingOperationsTableExplanatory
477	Schedule of senior Notes and Perpetual Notes Exchange Offer	Concept (Text Block (HTML))	For Period		gol:DisclosureOfSeniorNotesAndPerpetualNotesExchangeOfferTableExplanatory
478	Schedule of future payments of finance agreements	Concept (Text Block (HTML))	For Period		gol:DisclosureOfFuturePaymentsOfFinanceAgreementsTableExplanatory
479	053 - Disclosure - 18. Taxes payable (Tables)	Network	*	*	http://voegol.com/role/TaxesPayableTables
480	Implied Table	Table	*	*	implied:Table
481	Taxes Payable Tables	Abstract			gol:TaxesPayableTablesAbstract
482	Schedule of taxes payable	Concept (Text Block (HTML))	For Period		gol:DisclosureOfTaxesPayableTableExplanatory
483	054 - Disclosure - 21. Provisions (Tables)	Network	*	*	http://voegol.com/role/ProvisionsTables
484	Implied Table	Table	*	*	implied:Table
485	Provisions Tables	Abstract			gol:ProvisionsTablesAbstract
486	Schedule of provisions	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutProvisionsExplanatory
487	Schedule of provisions related to civil and labor suits	Concept (Text Block (HTML))	For Period		gol:DisclosureOfOtherProvisionsForCivilAndLaborExplanatory
488	055 - Disclosure - 22. Equity (Tables)	Network	*	*	http://voegol.com/role/EquityTables
489	Implied Table	Table	*	*	implied:Table
490	Equity Tables	Abstract			gol:EquityTablesAbstract
491	Schedule of capital stock	Concept (Text Block (HTML))	For Period		gol:DisclosureOfDetailedInformationAboutCapitalStockExplanatory
492	056 - Disclosure - 13. Earnings (loss) per share (Tables)	Network	*	*	http://voegol.com/role/EarningsLossPerShareTables
493	Implied Table	Table	*	*	implied:Table
494	Earnings Loss Per Share Tables	Abstract			gol:EarningsLossPerShareTablesAbstract
495	Schedule of earning per share	Concept (Text Block (HTML))	For Period		gol:DisclosureOfEarningsPerShare1Explanatory
496	057 - Disclosure - 23. Share-based payments (Tables)	Network	*	*	http://voegol.com/role/Share-basedPaymentsTables
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611	066 - Disclosure - 4. Summary of significant accounting practices (Details)	Network	*	*	http://voegol.com/role/SummaryOfSignificantAccountingPracticesDetails
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635	067 - Disclosure - 4. Summary of significant accounting practices (Details 1)	Network	*	*	http://voegol.com/role/SummaryOfSignificantAccountingPracticesDetails1
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645	068 - Disclosure - 4. Summary of significant accounting practices (Details 2)	Network	*	*	http://voegol.com/role/SummaryOfSignificantAccountingPracticesDetails2
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671	069 - Disclosure - 4. Summary of significant accounting practices (Details 3)	Network	*	*	http://voegol.com/role/SummaryOfSignificantAccountingPracticesDetails3
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685	070 - Disclosure - 4. Summary of significant accounting practices (Details Narrative)	Network	*	*	http://voegol.com/role/SummaryOfSignificantAccountingPracticesDetailsNarrative
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704	072 - Disclosure - 5. Cash and cash equivalents (Details 1)	Network	*	*	http://voegol.com/role/CashAndCashEquivalentsDetails1
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713	073 - Disclosure - 5. Cash and cash equivalents (Details Narrative)	Network	*	*	http://voegol.com/role/CashAndCashEquivalentsDetailsNarrative
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726	074 - Disclosure - 6. Short-term investments (Details)	Network	*	*	http://voegol.com/role/ShortTermInvestmentsDetails
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735	075 - Disclosure - 6. Short-term investments (Details Narrative)	Network	*	*	http://voegol.com/role/ShortTermInvestmentsDetailsNarrative
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747	076 - Disclosure - 7. Restricted cash (Details)	Network	*	*	http://voegol.com/role/RestrictedCashDetails
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757	Other Deposits [Member]	Member			gol:OtherDepositsMember
758	DisclosureOfRestrictedCashLineItems [Line Items]	LineItems			gol:DisclosureOfRestrictedCashLineItems
759	Restricted cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:RestrictedCashAndCashEquivalents
760	Current	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentRestrictedCashAndCashEquivalents
761	Noncurrent	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentRestrictedCashAndCashEquivalents
762	077 - Disclosure - 7. Restricted cash (Details narrative)	Network	*	*	http://voegol.com/role/RestrictedCashDetailsNarrative
763	Implied Table	Table	*	*	implied:Table
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765	Restricted cash in foreign currency	Concept (Monetary)	For Period		gol:RestrictedCashInForeignCurrency
766	Amount of guarantee for legal proceedings	Concept (Monetary)	For Period		gol:AmountOfGuaranteeForLegalProceedings
767	078 - Disclosure - 8. Trade receivables (Details)	Network	*	*	http://voegol.com/role/TradeReceivablesDetails
768	DisclosureOfTradeReceivablesTable [Table]	Table	*	*	gol:DisclosureOfTradeReceivablesTable
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771	Domestic customers [Member]	Member			gol:DomesticCustomersMember
772	Foreign customers [Member]	Member			gol:ForeignCustomersMember
773	Trade Receivables Customer [Axis]	Axis			gol:TradeReceivablesCustomerAxis
774	gol_TradeReceivablesCustomerDomain	Member			gol:TradeReceivablesCustomerDomain
775	Credit card administrators [Member]	Member			gol:CreditCardAdministratorsMember
776	Travel agencies [Member]	Member			gol:TravelAgenciesMember
777	Cargo agencies [Member]	Member			gol:CargoAgenciesMember
778	Airline partners companies [Member]	Member			gol:AirlinePartnersCompaniesMember
779	Other [Member]	Member			gol:OtherMember
780	Restated [Axis]	Axis			gol:RestatedAxis
781	Restated [Domain]	Member			gol:RestatedDomain
782	Restated Adjustment [Member]	Member			gol:RestatedAdjustmentMember
783	DisclosureOfTradeReceivablesLineItems [Line Items]	LineItems			gol:DisclosureOfTradeReceivablesLineItems
784	Gross trade receivables	Concept (Monetary)	As Of	Debit	gol:CurrentTradeReceivablesGross
785	Allowance for doubtful accounts	Concept (Monetary)	As Of	Credit	gol:AllowancesForDoubfulAccountsOnTradeReceivable
786	Total trade receivables	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTradeReceivables
787	079 - Disclosure - 8. Trade receivables (Details 1)	Network	*	*	http://voegol.com/role/TradeReceivablesDetails1
788	DisclosureOfTradeReceivablesTable [Table]	Table	*	*	gol:DisclosureOfTradeReceivablesTable
789	Maturity [axis]	Axis			ifrs-full:MaturityAxis
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791	Current Until 30 days [Member]	Member			gol:CurrentsNotLaterThanOneMonthMember
792	Current 31 to 60 days [Member]	Member			gol:CurrentsLaterThanOneMonthAndNotLaterThanTwoMonthsMember
793	Current 61 to 90 days [Member]	Member			gol:CurrentsLaterThanTwoMonthAndNotLaterThanThreeMonthsMember
794	Current 91 to 180 days [Member]	Member			gol:CurrentsLaterThanThreeMonthsAndNotLaterThanSixMonthsMember
795	Current 181 to 360 days [Member]	Member			gol:CurrentsLaterThanSixMonthsAndNotLaterThanOneYearMember
796	Current Above 360 days [Member]	Member			gol:CurrentsLaterThanOneYearMember
797	Currents [Member]	Member			gol:CurrentsMember
798	Overdue until 30 days [Member]	Member			ifrs-full:NotLaterThanOneMonthMember
799	Overdue 31 to 60 days [Member]	Member			ifrs-full:LaterThanOneMonthAndNotLaterThanTwoMonthsMember
800	Overdue 61 to 90 days [Member]	Member			gol:LaterThanTwoMonthAndNotLaterThanThreeMonthsMember
801	Overdue 91 to 180 days [Member]	Member			ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember
802	Overdue 181 to 360 days [Member]	Member			ifrs-full:LaterThanSixMonthsAndNotLaterThanOneYearMember
803	Overdue above 360 days [Member]	Member			ifrs-full:LaterThanOneYearMember
804	Overdue [Member]	Member			gol:OverdueMember
805	Not yet due Until 30 days [Member]	Member			gol:NotYetDueNotLaterThanOneMonthMember
806	Not yet due 31 to 60 days [Member]	Member			gol:NotYetDueLaterThanOneMonthAndNotLaterThanTwoMonthsMember
807	Not yet due 61 to 90 days [Member]	Member			gol:NotYetDueLaterThanTwoMonthAndNotLaterThanThreeMonthsMember
808	Not yet due 91 to 180 days [Member]	Member			gol:NotYetDueLaterThanThreeMonthsAndNotLaterThanSixMonthsMember
809	Not yet due 181 to 360 days [Member]	Member			gol:NotYetDueLaterThanSixMonthsAndNotLaterThanOneYearMember
810	Not yet due above 360 days [Member]	Member			gol:NotYetDueLaterThanOneYearMember
811	Not yet due [Member]	Member			gol:NotYetDueMember
812	DisclosureOfTradeReceivablesLineItems [Line Items]	LineItems			gol:DisclosureOfTradeReceivablesLineItems
813	Trade receivables	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTradeReceivables
814	080 - Disclosure - 8. Trade receivables (Details 2)	Network	*	*	http://voegol.com/role/TradeReceivablesDetails2
815	DisclosureOfTradeReceivablesTable [Table]	Table	*	*	gol:DisclosureOfTradeReceivablesTable
816	Restated [Axis]	Axis			gol:RestatedAxis
817	Restated [Domain]	Member			gol:RestatedDomain
818	Restated Adjustment [Member]	Member			gol:RestatedAdjustmentMember
819	DisclosureOfTradeReceivablesLineItems [Line Items]	LineItems			gol:DisclosureOfTradeReceivablesLineItems
820	Balance at beginning of the year	Concept (Monetary)	As Of	Credit	gol:AllowancesForDoubfulAccountsOnTradeReceivable
821	Initial adoption adjustment - IFRS 9	Concept (Monetary)	For Period	Credit	gol:InitialAdoptionAdjustmentToAllowancesForDoubfulAccountsOnTradeReceivable
822	Adjusted balance at the beginning of the year	Concept (Monetary)	For Period	Credit	gol:AdjustedBalanceToAllowancesForDoubfulAccountsOnTradeReceivable
823	Additions	Concept (Monetary)	For Period	Credit	gol:AdditonsToAllowancesForDoubfulAccountsOnTradeReceivable
824	Write-off of unrecoverable amounts	Concept (Monetary)	For Period	Credit	gol:Write-OffOfUnrecoverableAmountsToAllowancesForDoubfulAccountsOnTradeReceivable
825	Balance at the end of the year	Concept (Monetary)	As Of	Credit	gol:AllowancesForDoubfulAccountsOnTradeReceivable
826	081 - Disclosure - 9. Inventories (Details)	Network	*	*	http://voegol.com/role/InventoriesDetails
827	Implied Table	Table	*	*	implied:Table
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829	Consumables	Concept (Monetary)	As Of	Debit	gol:ConsumablesInventoriesCurrent
830	Parts and maintenance materials	Concept (Monetary)	As Of	Debit	ifrs-full:WorkInProgress
831	Other	Concept (Monetary)	As Of	Debit	ifrs-full:OtherInventories
832	(-) Provision for obsolescence	Concept (Monetary)	As Of	Credit	gol:ProvisionForObsolescence
833	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:Inventories
834	082 - Disclosure - 9. Inventories (Details 1)	Network	*	*	http://voegol.com/role/InventoriesDetails1
835	Implied Table	Table	*	*	implied:Table
836	Inventories Details 1	Abstract			gol:InventoriesDetails1Abstract
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838	Addition	Concept (Monetary)	For Period	Credit	gol:ProvisionForObsolescenceAddition
839	Write-off	Concept (Monetary)	For Period	Credit	gol:ProvisionForObsolescenceWriteOffAndReversal
840	Balance at the end of the year	Concept (Monetary)	As Of	Credit	gol:ProvisionForObsolescence
841	083 - Disclosure - 10. Deferred and recoverable taxes (Details)	Network	*	*	http://voegol.com/role/DeferredAndRecoverableTaxesDetails
842	Implied Table	Table	*	*	implied:Table
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844	Prepaid and recoverable income taxes	Concept (Monetary)	As Of	Debit	gol:CurrentPrepaidIncomeTaxesAssets
845	Withholding income tax (IRRF)	Concept (Monetary)	As Of	Debit	gol:CurrentWithholdingIncomeTaxAssets
846	PIS and COFINS	Concept (Monetary)	As Of	Debit	gol:CurrentPisAndCofinsTaxAssets
847	Withholding tax of public institutions	Concept (Monetary)	As Of	Debit	gol:CurrentWithholdingTaxOfPublicInstitutionsTaxAssets
848	Value added tax (IVA)	Concept (Monetary)	As Of	Debit	gol:CurrentValueAddedTaxAssets
849	Other	Concept (Monetary)	As Of	Debit	gol:CurrentTaxAssestsOthers
850	Total	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTaxAssets
851	Current	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTaxAssetsCurrent
852	Noncurrent	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTaxAssetsNoncurrent
853	084 - Disclosure - 10. Deferred and recoverable taxes (Details 1)	Network	*	*	http://voegol.com/role/DeferredAndRecoverableTaxesDetails1
854	DisclosureOfDeferredAndRecoverableTaxesTable [Table]	Table	*	*	gol:DisclosureOfDeferredAndRecoverableTaxesTable
855	Temporary difference, unused tax losses and unused tax credits [axis]	Axis			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
856	ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember	Member			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
857	Allowance For Doubtful Accounts And Other Credits [Member]	Member			ifrs-full:AllowanceForCreditLossesMember
858	Breakage Provision [Member]	Member			gol:BreakageProvisionMember
859	Provision For Losses On Gla'S Acquisition [Member]	Member			gol:ProvisionForLossesOnGlaSAcquisitionMember
860	Provision For Legal Proceedings And Tax Liabilities [Member]	Member			gol:ProvisionForLegalProceedingsAndTaxLiabilitiesMember
861	Provision for aircraft return	Member			gol:AircraftReturnMember
862	Derivative Transactions [Member]	Member			gol:DerivativeTransactionsMember
863	Tax Benefit Due To Goodwill Amortization [Member]	Member			gol:TaxBenefitDueToGoodwillAmortizationMember
864	Slots [Member]	Member			gol:SlotsMember
865	Depreciation Of Engines And Spare Parts [Member]	Member			gol:DepreciationOfEnginesAndSparePartsMember
866	Reversal Of Goodwill Amortization On Gla'S Acquisition [Member]	Member			gol:ReversalOfGoodwillAmortizationOnGlaSAcquisitionMember
867	Other	Member			ifrs-full:OtherTemporaryDifferencesMember
868	Aircraft Leases [Member]	Member			gol:AircraftLeasesMember
869	Mileage Program [Member]	Member			gol:MileageProgramMember
870	Provision For Losses On Vrg's Acquisition [Member]	Member			gol:ProvisionForLossesOnVrgsAcquisitionMember
871	Derivatives Recorded In Other Comprehensive Income [Member]	Member			gol:DerivativesRecordedInOtherComprehensiveIncomeMember
872	Derivative Transactions Not Settled [Member]	Member			gol:DerivativeTransactionsNotSettledMember
873	Derivative Transactions Settled [Member]	Member			gol:DerivativeTransactionsSettledMember
874	Tax Benefit Due To Goodwill Incorporation [Member]	Member			gol:TaxBenefitDueToGoodwillIncorporationMember
875	Flight Rights [Member]	Member			gol:FlightRightsMember
876	Depreciation Of Engines And Parts For Aircraft Maintenance [Member]	Member			gol:DepreciationOfEnginesAndPartsForAircraftMaintenanceMember
877	Reversal Of Goodwill Amortization On Vrg's Acquisition [Member]	Member			gol:ReversalOfGoodwillAmortizationOnVrgsAcquisitionMember
878	Disclosure Of Deferred And Recoverable Taxes Line Items	LineItems			gol:DisclosureOfDeferredAndRecoverableTaxesLineItems
879	Net operating losses carryforward:	Abstract			gol:NetOperatingLossesCarryforwardAbstract
880	Income tax losses	Concept (Monetary)	As Of	Credit	gol:IncomeTaxLosses
881	Negative basis of social contribution	Concept (Monetary)	As Of	Credit	gol:NegativeBasisOfSocialContribution
882	Total deferred taxes, net	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilityAsset
883	Deferred tax assets	Concept (Monetary)	As Of	Debit	ifrs-full:DeferredTaxAssets
884	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilities
885	085 - Disclosure - 10. Deferred and recoverable taxes (Details 2)	Network	*	*	http://voegol.com/role/DeferredAndRecoverableTaxesDetails2
886	DisclosureOfDeferredAndRecoverableTaxesTable [Table]	Table	*	*	gol:DisclosureOfDeferredAndRecoverableTaxesTable
887	Temporary difference, unused tax losses and unused tax credits [axis]	Axis			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
888	ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember	Member			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
889	Unused Tax Losses [Member]	Member			ifrs-full:UnusedTaxLossesMember
890	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
891	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
892	GLA	Member			gol:GolLinhasAereasSAMember
893	Smiles	Member			gol:SmilesSAMember
894	GLAI	Member			gol:GolLinhasAReasInteligentesS.AMember
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896	Income tax losses	Concept (Monetary)	As Of	Credit	gol:NetOperatingLossesCarryforwardIncomeTaxLosses
897	Negative basis of social contribution	Concept (Monetary)	As Of	Credit	gol:NetOperatingLossesCarryforwardNegativeBasisOfSocialContribution
898	086 - Disclosure - 10. Deferred and recoverable taxes (Details 3)	Network	*	*	http://voegol.com/role/DeferredAndRecoverableTaxesDetails4
899	Implied Table	Table	*	*	implied:Table
900	Deferred And Recoverable Taxes Details Three [Abstract]	Abstract			gol:DeferredAndRecoverableTaxesDetailsThreeAbstract
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902	Income tax and social contribution tax rate	Concept (Percent)	For Period		ifrs-full:ApplicableTaxRate
903	Income at the statutory combined tax rate	Concept (Monetary)	For Period	Debit	ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
904	Adjustments to calculate the effective tax rate:	Abstract			gol:AdjustmentsToCalculateEffectiveTaxRateAbstract
905	Equity pick up method	Concept (Monetary)	For Period	Debit	gol:TaxEffectOfEquityPickUpMethod
906	Tax income (losses) from wholly-owned subsidiaries	Concept (Monetary)	For Period	Debit	gol:TaxEffectOfTaxLossesFromWhollyOwnedSubsidiaries
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908	Nondeductible expenses, net	Concept (Monetary)	For Period	Debit	gol:TaxEffectOfNondeductibleExpensesNet
909	Exchange variation on foreign investments	Concept (Monetary)	For Period	Debit	gol:TaxEffectOfExchangeVariationOnForeignInvestments
910	Interest attributable to shareholders' equity	Concept (Monetary)	For Period	Debit	gol:TaxEffectOfInterestAttributableToShareholdersEquity
911	Benefit on tax losses and temporary differences constituted (not constituted)	Concept (Monetary)	For Period	Debit	gol:TaxEffectOfBenefitOnTaxLossesAndTemporaryDifferencesNotConstituted
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913	Total income taxes	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
914	Income taxes	Abstract			gol:IncomeTaxesAbstract
915	Current	Concept (Monetary)	For Period	Debit	ifrs-full:CurrentTaxExpenseIncome
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917	Total income taxes	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
918	087 - Disclosure - 10. Deferred and recoverable taxes (Details narrative)	Network	*	*	http://voegol.com/role/DeferredAndRecoverableTaxesDetailsNarrative
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922	Unused Tax Losses [Member]	Member			ifrs-full:UnusedTaxLossesMember
923	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
924	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
925	Gol Linhas Aereas Inteligentes S.A. (the "Company" or "GLAI") [Member]	Member			gol:GolLinhasAReasInteligentesS.AMember
926	Gol Linhas Aereas S.A. ("GLA") [Member]	Member			gol:GolLinhasAereasSAMember
927	Smiles S.A. ("Smiles") [Member]	Member			gol:SmilesSAMember
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930	Net operating losses carryforward	Concept (Monetary)	As Of		ifrs-full:UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised
931	Temporary differences	Concept (Monetary)	As Of		ifrs-full:TemporaryDifferencesAssociatedWithInvestmentsInSubsidiariesBranchesAndAssociatesAndInterestsInJointVentures
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933	Extemporaneous tax credits of income tax, social contribution, PIS and COFINS	Concept (Monetary)	For Period	Debit	gol:ExtemporaneousTaxCreditsOfIncomeTaxSocialContributionPisAndCofins
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935	088 - Disclosure - 11. Deposits (Details)	Network	*	*	http://voegol.com/role/DepositsDetails
936	Implied Table	Table	*	*	implied:Table
937	Deposits Details	Abstract			gol:DepositsDetailsAbstract
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939	Maintenance deposits	Concept (Monetary)	As Of	Debit	gol:MaintenanceDeposits
940	Deposits in guarantee for lease agreements	Concept (Monetary)	As Of	Debit	gol:DepositsInGuaranteeForLeaseAgreements
941	Deposits	Concept (Monetary)	As Of	Debit	ifrs-full:LongtermDeposits
942	089 - Disclosure - 11. Deposits (Details Narrative)	Network	*	*	http://voegol.com/role/DepositsDetailsNarrative
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947	Third Party Claim Contingent Liability [Member]	Member			gol:ThirdPartyClaimContingentLiabilityMember
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949	Blocked amounts under judicial deposits	Concept (Monetary)	As Of		ifrs-full:EstimatedFinancialEffectOfContingentLiabilities
950	Percentage of lawsuit filed by the National Union of Airline Companies (SNEA)	Concept (Percent)	For Period		gol:PercentageOfDeposit
951	Deposit of landing fees by Department of Airspace Control (DECEA)	Concept (Monetary)	As Of	Debit	gol:DepositOfLandingFees
952	Maintenance guarantee	Concept (Monetary)	As Of	Debit	gol:MaintenanceGuarantee
953	Maintenance reserve	Concept (Monetary)	As Of	Debit	gol:MaintenanceReserve
954	090 - Disclosure - 12. Transactions with related parties (Details)	Network	*	*	http://voegol.com/role/TransactionsWithRelatedPartiesDetails
955	Disclosure of transactions between related parties [table]	Table	*	*	ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
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957	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
958	Key Management Personnel of Entity [Member]	Member			ifrs-full:KeyManagementPersonnelOfEntityOrParentMember
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961	Related taxes and charges	Concept (Monetary)	For Period	Debit	ifrs-full:OtherEmployeeExpense
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963	Remuneration	Concept (Monetary)	For Period	Debit	ifrs-full:DirectorsRemunerationExpense
964	091 - Disclosure - 12. Transactions with related parties (Details Narrative)	Network	*	*	http://voegol.com/role/TransactionsWithRelatedPartiesDetailsNarrative
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967	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
968	Gol Linhas Aereas S.A. ("GLA")	Member			gol:GolLinhasAereasSAMember
969	Smiles Fidelidade	Member			gol:SmilesSAMember
970	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
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972	Term Loan	Member			gol:TermLoanMember
973	Currencies [Axis]	Axis			gol:CurrenciesAxis
974	Currencies Domain	Member			gol:CurrenciesDomain
975	TypeOfArrangementsAxis [Axis]	Axis			gol:TypeOfArrangementsAxis
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978	Miles and Tickets Purchase Agreement [Member]	Member			gol:MilesAndTicketsPurchaseAgreementMember
979	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
980	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
981	Air France-KLM [Member]	Member			gol:AirFranceKLMMember
982	Delta Air Lines Inc.	Member			gol:DeltaAirLinesIncMember
983	Non-adjusting events after reporting period [axis]	Axis			ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
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986	Total transportation and consulting services expense	Concept (Monetary)	For Period	Debit	ifrs-full:ServicesReceivedRelatedPartyTransactions
987	Related parties balance payable	Concept (Monetary)	As Of	Credit	ifrs-full:AmountsPayableRelatedPartyTransactions
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989	Engine maintenance expenses	Concept (Monetary)	For Period	Debit	gol:EngineMaintenanceExpenses
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997	Deferred revenue non-current	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredIncomeClassifiedAsNoncurrent
998	Maximum providing for advance ticket sales	Concept (Monetary)	As Of	Credit	gol:MaximumProvidingForAdvanceTicketSales
999	Ticket sales distribution	Concept (Monetary)	As Of	Credit	gol:TicketSalesDistribution
1000	Expenses related to passenger service	Concept (Monetary)	For Period	Debit	gol:PassengerServiceExpenses
1001	Description of financial expenses	Concept (Text/String)	For Period		gol:DescriptionOfFinancialExpenses
1002	Amount of financial expenses related to additional term loan guarantee	Concept (Monetary)	For Period	Debit	gol:FinancialExpensesRelatedToAdditionalGuarantee
1003	Incentive Investment	Concept (Monetary)	As Of	Debit	gol:IncentiveInvestment
1004	Loan agreement	Concept (Monetary)	As Of		gol:LoanAgreement
1005	092 - Disclosure - 13. Investments (Details)	Network	*	*	http://voegol.com/role/InvestmentsDetails
1006	DisclosureOfInvestmentsTable [Table]	Table	*	*	gol:DisclosureOfInvestmentsTable
1007	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
1008	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
1009	SCP Trip [Member]	Member			gol:SCPTripMember
1010	Netpoints Fidelidade S.A [Member]	Member			gol:NetpointsFidelidadeSAMember
1011	DisclosureOfInvestmentsLineItems [Line Items]	LineItems			gol:DisclosureOfInvestmentsLineItems
1012	Relevant information of the Company's investees:	Abstract			gol:RelevantInformationOfInvesteesAbstract
1013	Total number of shares	Concept (Shares)	For Period		gol:TotalNumberOfShares
1014	Capital stock	Concept (Monetary)	For Period	Credit	gol:CapitalStock
1015	Interest	Concept (Percent)	For Period		gol:PercentageOfInterest
1016	Total equity (deficit)	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
1017	Goodwill on investment acquisition	Concept (Monetary)	For Period	Debit	ifrs-full:AdditionalRecognitionGoodwill
1018	Adjusted equity (deficit)	Concept (Monetary)	For Period	Credit	gol:AdjustedEquity
1019	Net income (loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
1020	Adjusted net income (loss) for the year attributable to the Company's interest	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
1021	093 - Disclosure - 13. Investments (Details 1)	Network	*	*	http://voegol.com/role/InvestmentsDetails1
1022	DisclosureOfInvestmentsTable [Table]	Table	*	*	gol:DisclosureOfInvestmentsTable
1023	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
1024	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
1025	SCP Trip [Member]	Member			gol:SCPTripMember
1026	Netpoints Fidelidade S.A [Member]	Member			gol:NetpointsFidelidadeSAMember
1027	DisclosureOfInvestmentsLineItems [Line Items]	LineItems			gol:DisclosureOfInvestmentsLineItems
1028	Balances as beginning	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentAccountedForUsingEquityMethod
1029	Equity pick up method	Concept (Monetary)	For Period	Credit	gol:EquityResults
1030	Capital increase	Concept (Monetary)	For Period	Debit	gol:IncreaseInWorkingCapital
1031	Loss on capital increase	Concept (Monetary)	For Period	Credit	gol:DecreaseInWorkingCapital
1032	Write-off of Netpoints goodwill	Concept (Monetary)	For Period	Credit	gol:WriteoffOfNetpointsGoodwill
1033	Dividends and interest on shareholders' equity	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsReceived
1034	Balances as ending	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentAccountedForUsingEquityMethod
1035	094 - Disclosure - 13. Investments (Details Narrative)	Network	*	*	http://voegol.com/role/InvestmentsDetailsNarrative
1036	Implied Table	Table	*	*	implied:Table
1037	Investments Details Narrative	Abstract			gol:InvestmentsDetailsNarrativeAbstract
1038	Ownership of interest	Concept (Percent)	For Period		ifrs-full:ProportionOfOwnershipInterestInAssociate
1039	095 - Disclosure - 14. Property, plant and equipment (Details)	Network	*	*	http://voegol.com/role/PropertyPlantAndEquipmentDetails
1040	Disclosure of detailed information about property, plant and equipment [table]	Table	*	*	ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
1041	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1042	Property, plant and equipment [member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
1043	Aircraft under finance lease [Member]	Member			ifrs-full:AircraftUnderFinanceLeaseMember
1044	Sets Of Replacement Parts And Spares Engines [Member]	Member			gol:SetsOfReplacementPartsAndSpareEnginesMember
1045	Aircraft Reconfigurations Overhauling [Member]	Member			gol:AircraftReconfigurationsOverhaulingMember
1046	Aircraft And Safety Equipment [Member]	Member			gol:AircraftAndSafetyEquipmentMember
1047	Tools [Member]	Member			gol:ToolsMember
1048	Vehicles [Member]	Member			gol:VehicleMember
1049	Machinery And Equipment [Member]	Member			ifrs-full:MachineryMember
1050	Furniture And Fixtures [Member]	Member			ifrs-full:FixturesAndFittingsMember
1051	Computers And Peripherals [Member]	Member			gol:ComputerEquipmentsMember
1052	Communication Equipment [Member]	Member			ifrs-full:CommunicationAndNetworkEquipmentMember
1053	Facilities [Member]	Member			gol:FacilitiesMember
1054	Maintenance Center - Confins [Member]	Member			gol:MaintenanceCenterConfinsMember
1055	Leasehold Improvements [Member]	Member			ifrs-full:LeaseholdImprovementsMember
1056	Flight Equipment [Member]	Member			gol:FlightEquipmentsMember
1057	Impairment losses [Member]	Member			gol:ImpairmentlossesMember
1058	Construction in Progress [Member]	Member			gol:ConstructionsInProgressMember
1059	Property, Plant And Equipment In Use [Member]	Member			gol:PropertyPlantAndEquipmentsMember
1060	Advances For Acquisition Of Property, Plant And Equipment [Member]	Member			gol:AdvancesForAcquisitionOfPropertyPlantAndEquipmentMember
1061	Flight Equipment After Impairment Losses [Member]	Member			gol:FlightEquipmentAfterImpairmentLossesMember
1062	Property Plant And Equipment In Use Before Advances [Member]	Member			gol:PropertyPlantAndEquipmentInUseBeforeAdvancesMember
1063	Carrying amount, accumulated depreciation, amortization and impairment and gross carrying amount [axis]	Axis			ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1064	ifrs-full_CarryingAmountMember	Member			ifrs-full:CarryingAmountMember
1065	Cost [Member]	Member			ifrs-full:GrossCarryingAmountMember
1066	Accumulated depreciation [Member]	Member			ifrs-full:AccumulatedDepreciationAndAmortisationMember
1067	Disclosure of detailed information about property, plant and equipment [line items]	LineItems			ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1068	Average annual depreciation rate, percentage	Concept (Percent)	For Period		gol:ChangesOnDepreciationRatesPercentage
1069	Property, plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
1070	096 - Disclosure - 14. Property, plant and equipment (Details 1)	Network	*	*	http://voegol.com/role/PropertyPlantAndEquipmentDetails1
1071	Disclosure of detailed information about property, plant and equipment [table]	Table	*	*	ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
1072	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1073	Property, plant and equipment [member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
1074	Aircraft under finance lease [Member]	Member			ifrs-full:AircraftUnderFinanceLeaseMember
1075	Other Flight Equipment [Member]	Member			gol:OtherFlightEquipmentMember
1076	Advances For Acquisition Of Property, Plant And Equipment [Member]	Member			gol:AdvancesForAcquisitionOfPropertyPlantAndEquipmentMember
1077	Other [Member]	Member			ifrs-full:OtherPropertyPlantAndEquipmentMember
1078	Disclosure of detailed information about property, plant and equipment [line items]	LineItems			ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1079	Balance at beginning	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
1080	Additions	Concept (Monetary)	For Period	Debit	ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
1081	Disposals	Concept (Monetary)	For Period	Credit	ifrs-full:DisposalsPropertyPlantAndEquipment
1082	Depreciation	Concept (Monetary)	For Period		ifrs-full:DepreciationPropertyPlantAndEquipment
1083	Balance at end	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
1084	097 - Disclosure - 15. Intangible assets (Details)	Network	*	*	http://voegol.com/role/IntangibleAssetsDetails
1085	Disclosure of detailed information about intangible assets [table]	Table	*	*	ifrs-full:DisclosureOfIntangibleAssetsTable
1086	Classes of intangible assets and goodwill [axis]	Axis			ifrs-full:ClassesOfIntangibleAssetsAndGoodwillAxis
1087	ifrs-full_IntangibleAssetsAndGoodwillMember	Member			ifrs-full:IntangibleAssetsAndGoodwillMember
1088	Goodwill [Member]	Member			gol:GoodwillIntangibleMember
1089	Slots [Member]	Member			gol:SlotsMember
1090	Airport Operating Rights [Member]	Member			gol:AirportOperatingRightsMember
1091	Software [Member]	Member			ifrs-full:ComputerSoftwareMember
1092	Disclosure of detailed information about intangible assets [line items]	LineItems			ifrs-full:DisclosureOfIntangibleAssetsLineItems
1093	Balances as Beginning	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsAndGoodwill
1094	Additions	Concept (Monetary)	For Period	Debit	ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1095	Disposals	Concept (Monetary)	For Period	Credit	ifrs-full:DisposalsIntangibleAssetsAndGoodwill
1096	Amortization	Concept (Monetary)	For Period		ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
1097	Balance as Ending	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsAndGoodwill
1098	098 - Disclosure - 15. Intangible assets (Details 1)	Network	*	*	http://voegol.com/role/IntangibleAssetsDetails1
1099	Disclosure of detailed information about intangible assets [table]	Table	*	*	ifrs-full:DisclosureOfIntangibleAssetsTable
1100	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1101	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
1102	Gol Linhas Aereas S.A. ("GLA") [Member]	Member			gol:GolLinhasAereasSAMember
1103	Smiles S.A. ("Smiles") [Member]	Member			gol:SmilesSAMember
1104	Classes of assets [axis]	Axis			ifrs-full:ClassesOfAssetsAxis
1105	ifrs-full_ClassesOfAssetsMember	Member			ifrs-full:ClassesOfAssetsMember
1106	Goodwill [Member]	Member			ifrs-full:GoodwillMember
1107	Slots [Member]	Member			gol:SlotsMember
1108	Disclosure of detailed information about intangible assets [line items]	LineItems			ifrs-full:DisclosureOfIntangibleAssetsLineItems
1109	Book value	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsWithIndefiniteUsefulLife
1110	Book value - CGU	Concept (Monetary)	As Of	Debit	gol:CashgeneratingUnitBookValue
1111	Value in use	Concept (Monetary)	As Of	Debit	gol:CashgeneratingUnitValueInUse
1112	Pre-tax discount rate	Concept (Percent)	As Of		ifrs-full:DescriptionOfDiscountRatesAppliedToCashFlowProjections
1113	Perpetuity growth rate	Concept (Percent)	As Of		ifrs-full:DescriptionOfGrowthRateUsedToExtrapolateCashFlowProjections
1114	099 - Disclosure - 16. Short and long-term debt (Details)	Network	*	*	http://voegol.com/role/ShortAndLong-termDebtDetails
1115	DisclosureOfDebtTable [Table]	Table	*	*	gol:DisclosureOfDebtTable
1116	Liabilities arising from financing activities [Axis]	Axis			ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis
1117	gol_LiabilitiesArisingFromFinancingActivitiesDomain	Member			gol:LiabilitiesArisingFromFinancingActivitiesDomain
1118	Local Currency Short-term Borrowings [Member]	Member			ifrs-full:ShorttermBorrowingsMember
1119	Foreign Currency Short-term Borrowings [Member]	Member			gol:ShorttermBorrowings1Member
1120	Local Long-term Borrowings [Member]	Member			ifrs-full:LongtermBorrowingsMember
1121	Foreign Long-term Borrowings [Member]	Member			gol:LongtermBorrowings1Member
1122	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1123	ifrs-full_BorrowingsByNameMember	Member			ifrs-full:BorrowingsByNameMember
1124	Debentures VII [Member]	Member			gol:DebenturesViiMember
1125	Debentures VI [Member]	Member			gol:DebenturesVIMember
1126	Engine maintenance [Member]	Member			gol:EngineFacilityMember
1127	Senior Notes V [Member]	Member			gol:SeniorNotesVMember
1128	Pk Finance [Member]	Member			gol:PKFinanceMember
1129	Senior Notes II [Member]	Member			gol:SeniorNotesIIMember
1130	Senior Notes III [Member]	Member			gol:SeniorNotesIIIMember
1131	Senior Notes IV [Member]	Member			gol:SeniorNotesIVMember
1132	Senior Notes VI [Member]	Member			gol:SeniorNotesVIMember
1133	Senior Notes VII [Member]	Member			gol:SeniorNotesVIIMember
1134	Senior Notes VIII [Member]	Member			gol:SeniorNotesVIIIMember
1135	Perpetual Notes [Member]	Member			gol:PerpetualNotesMember
1136	Term Loan [Member]	Member			gol:TermLoanMember
1137	Import Financing [Member]	Member			gol:ImportFinancingMember
1138	Credit line - engines [Member]	Member			gol:CreditLineEnginesNovemberThreeZeroTwentyEithteenMember
1139	Credit line - engines [Member]	Member			gol:CreditLineEnginesSeptemberThreeZeroTwentyFourteenMember
1140	Loan With Guarantee Of Engines [Member]	Member			gol:LoanWithGuaranteeOfEnginesMember
1141	Currencies [Axis]	Axis			gol:CurrenciesAxis
1142	Currencies Domain	Member			gol:CurrenciesDomain
1143	USD	Member			gol:USDMember
1144	DisclosureOfDebtLineItems [Line Items]	LineItems			gol:DisclosureOfDebtLineItems
1145	Maturity of the contract	Concept (Text/String)	For Period		ifrs-full:BorrowingsMaturity
1146	Interest rate	Concept (Text/String)	For Period		ifrs-full:BorrowingsInterestRateBasis
1147	Interest accrued	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentInterestPayable
1148	Short-term debt before lease	Concept (Monetary)	As Of	Credit	gol:ShorttermBorrowingsBeforeLease
1149	Finance leases	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentFinanceLeaseLiabilities
1150	Total short-term debt	Concept (Monetary)	As Of	Credit	ifrs-full:ShorttermBorrowings
1151	Long-term debt before lease	Concept (Monetary)	As Of	Credit	gol:LongtermBorrowingsBeforeLease
1152	Finance leases	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentFinanceLeaseLiabilities
1153	Total long-term debt	Concept (Monetary)	As Of	Credit	ifrs-full:LongtermBorrowings
1154	Total debt	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
1155	100 - Disclosure - 16. Short and long-term debt (Details 1)	Network	*	*	http://voegol.com/role/ShortAndLong-termDebtDetails1
1156	DisclosureOfDebtTable [Table]	Table	*	*	gol:DisclosureOfDebtTable
1157	Maturity [axis]	Axis			ifrs-full:MaturityAxis
1158	ifrs-full_AggregatedTimeBandsMember	Member			ifrs-full:AggregatedTimeBandsMember
1159	2019	Member			gol:TwentyNineteenMember
1160	2020	Member			gol:TwentyTwentyMember
1161	2021	Member			gol:TwentyTwentyOneMember
1162	2022	Member			gol:TwentyTwentyTwoMember
1163	2023	Member			gol:TwentyTwentyThreeMember
1164	Thereafter	Member			gol:ThereafterMember
1165	Without maturity date	Member			gol:WithOutMaturityDateMember
1166	Liabilities arising from financing activities [Axis]	Axis			ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis
1167	gol_LiabilitiesArisingFromFinancingActivitiesDomain	Member			gol:LiabilitiesArisingFromFinancingActivitiesDomain
1168	Local Long-term Borrowings [Member]	Member			ifrs-full:LongtermBorrowingsMember
1169	Foreign Long-term Borrowings [Member]	Member			gol:LongtermBorrowings1Member
1170	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1171	ifrs-full_BorrowingsByNameMember	Member			ifrs-full:BorrowingsByNameMember
1172	Debentures VI [Member]	Member			gol:DebenturesVIMember
1173	J. P. Morgan [Member]	Member			gol:J.P.MorganMember
1174	Engine Facility (Cacib) [Member]	Member			gol:EngineFacilityMember
1175	ExIm (Cacib) [Member]	Member			gol:ExImMember
1176	Pk Finance [Member]	Member			gol:PKFinanceMember
1177	Senior Notes II [Member]	Member			gol:SeniorNotesIIMember
1178	Senior Notes III [Member]	Member			gol:SeniorNotesIIIMember
1179	Senior Notes IV [Member]	Member			gol:SeniorNotesIVMember
1180	Senior Notes VI [Member]	Member			gol:SeniorNotesVIMember
1181	Senior Notes VII [Member]	Member			gol:SeniorNotesVIIMember
1182	Senior Notes VIII [Member]	Member			gol:SeniorNotesVIIIMember
1183	Perpetual Notes [Member]	Member			gol:PerpetualNotesMember
1184	Term Loan [Member]	Member			gol:TermLoanMember
1185	Debentures VII [Member]	Member			gol:DebenturesViiMember
1186	Engine Facility 1 [Member]	Member			gol:EngineFacility1Member
1187	Finance Guaranteed By Engines [Member]	Member			gol:FinanceGuaranteedByEnginesMember
1188	Currencies [Axis]	Axis			gol:CurrenciesAxis
1189	Currencies Domain	Member			gol:CurrenciesDomain
1190	USD	Member			gol:USDMember
1191	DisclosureOfDebtLineItems [Line Items]	LineItems			gol:DisclosureOfDebtLineItems
1192	Total	Concept (Monetary)	As Of	Credit	gol:LongtermBorrowingsBeforeLease
1193	101 - Disclosure - 16. Short and long-term debt (Details 2)	Network	*	*	http://voegol.com/role/ShortAndLong-termDebtDetails2
1194	DisclosureOfDebtTable [Table]	Table	*	*	gol:DisclosureOfDebtTable
1195	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1196	ifrs-full_BorrowingsByNameMember	Member			ifrs-full:BorrowingsByNameMember
1197	Senior Notes and Perpetual Notes [Member]	Member			gol:SeniorAndPerpetualNotesMember
1198	Debentures [Member]	Member			gol:DebenturesMember
1199	Term Loan [Member]	Member			gol:TermLoanMember
1200	Other [Member]	Member			gol:OtherMember
1201	Total [Member]	Member			gol:TotalMember
1202	DisclosureOfDebtLineItems [Line Items]	LineItems			gol:DisclosureOfDebtLineItems
1203	Book value	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
1204	Fair value	Concept (Monetary)	As Of	Credit	gol:BorrowingsFairValue
1205	102 - Disclosure - 16. Short and long-term debt (Details 3)	Network	*	*	http://voegol.com/role/ShortAndLong-termDebtDetails3
1206	DisclosureOfDebtTable [Table]	Table	*	*	gol:DisclosureOfDebtTable
1207	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1208	ifrs-full_BorrowingsByNameMember	Member			ifrs-full:BorrowingsByNameMember
1209	Finimp [Member]	Member			gol:FinimpMember
1210	Finimp [Member]	Member			gol:Finimp1Member
1211	Finimp [Member]	Member			gol:Finimp2Member
1212	Finimp [Member]	Member			gol:Finimp3Member
1213	Finimp [Member]	Member			gol:Finimp4Member
1214	Finimp [Member]	Member			gol:Finimp5Member
1215	Finimp [Member]	Member			gol:Finimp6Member
1216	Finimp [Member]	Member			gol:Finimp7Member
1217	Finimp [Member]	Member			gol:Finimp8Member
1218	Finimp [Member]	Member			gol:Finimp9Member
1219	Finimp [Member]	Member			gol:Finimp10Member
1220	Finimp [Member]	Member			gol:Finimp11Member
1221	Finimp [Member]	Member			gol:Finimp12Member
1222	Finimp [Member]	Member			gol:Finimp13Member
1223	Finimp [Member]	Member			gol:Finimp14Member
1224	Finimp [Member]	Member			gol:Finimp15Member
1225	Finimp [Member]	Member			gol:Finimp16Member
1226	Finimp [Member]	Member			gol:Finimp17Member
1227	Finimp [Member]	Member			gol:Finimp18Member
1228	Finimp [Member]	Member			gol:Finimp19Member
1229	Finimp [Member]	Member			gol:Finimp20Member
1230	Currencies [Axis]	Axis			gol:CurrenciesAxis
1231	Currencies Domain	Member			gol:CurrenciesDomain
1232	USD	Member			gol:USDMember
1233	DisclosureOfDebtLineItems [Line Items]	LineItems			gol:DisclosureOfDebtLineItems
1234	New issuances date	Concept (Text/String)	For Period		gol:NewIssuancesDate
1235	Renegotiations date	Concept (Text/String)	For Period		gol:RecognitionDate
1236	Bank	Concept (Text/String)	For Period		gol:BorrowingsBank
1237	Principal amount	Concept (Monetary)	As Of		ifrs-full:NotionalAmount
1238	Interest rate (p.a.)	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
1239	Maturity date	Concept (Text/String)	For Period		ifrs-full:BorrowingsMaturity
1240	103 - Disclosure - 16. Short and long-term debt (Details 4)	Network	*	*	http://voegol.com/role/ShortAndLongTermDebtDetails4
1241	DisclosureOfDebtTable [Table]	Table	*	*	gol:DisclosureOfDebtTable
1242	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1243	ifrs-full_BorrowingsByNameMember	Member			ifrs-full:BorrowingsByNameMember
1244	Engine Facility (Cacib) [Member]	Member			gol:EngineFacilityMember
1245	Engine Facility (Cacib) [Member]	Member			gol:EngineFacility1Member
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1248	Engine Facility (Cacib) [Member]	Member			gol:EngineFacility4Member
1249	Currencies [Axis]	Axis			gol:CurrenciesAxis
1250	Currencies Domain	Member			gol:CurrenciesDomain
1251	USD	Member			gol:USDMember
1252	DisclosureOfDebtLineItems [Line Items]	LineItems			gol:DisclosureOfDebtLineItems
1253	Transaction Date	Concept (Text/String)	For Period		gol:TransactionDate
1254	Principal amount	Concept (Monetary)	As Of		ifrs-full:NotionalAmount
1255	Cost	Concept (Monetary)	For Period	Debit	ifrs-full:CostOfSales
1256	Interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
1257	Maturity date	Concept (Text/String)	For Period		ifrs-full:BorrowingsMaturity
1258	104 - Disclosure - 16. Short and long-term debt (Details 5)	Network	*	*	http://voegol.com/role/ShortAndLongTermDebtDetails5
1259	DisclosureOfDebtTable [Table]	Table	*	*	gol:DisclosureOfDebtTable
1260	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
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1263	Senior Notes II [Member]	Member			gol:SeniorNotesIIMember
1264	Senior Notes III [Member]	Member			gol:SeniorNotesIIIMember
1265	Senior Notes VII [Member]	Member			gol:SeniorNotesVIIMember
1266	Senior Notes V [Member]	Member			gol:SeniorNotesVMember
1267	Currencies [Axis]	Axis			gol:CurrenciesAxis
1268	Currencies Domain	Member			gol:CurrenciesDomain
1269	USD	Member			gol:USDMember
1270	DisclosureOfDebtLineItems [Line Items]	LineItems			gol:DisclosureOfDebtLineItems
1271	Maturity date	Concept (Text/String)	For Period		ifrs-full:BorrowingsMaturity
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1275	Payments	Concept (Monetary)	For Period	Credit	gol:PaymentsOfBorrowingsClassifiedAsFinancingActivities
1276	New issues	Concept (Monetary)	For Period	Debit	gol:ProceedsFromBorrowingsClassifiedAsFinancingActivitiesNewIssues
1277	Closing balance	Concept (Monetary)	As Of	Credit	gol:SeniorNote
1278	Premium paid	Concept (Monetary)	For Period	Debit	gol:PremiumPaid
1279	105 - Disclosure - 16. Short and long-term debt (Details 6)	Network	*	*	http://voegol.com/role/ShortAndLongTermDebtDetails6
1280	DisclosureOfDebtTable [Table]	Table	*	*	gol:DisclosureOfDebtTable
1281	Maturity [axis]	Axis			ifrs-full:MaturityAxis
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1287	2021	Member			gol:TwentyTwentyOneMember
1288	2022	Member			gol:TwentyTwentyTwoMember
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1293	Less total interest	Concept (Monetary)	As Of	Credit	ifrs-full:FutureFinanceChargeOnFinanceLease
1294	Present value of minimum lease payments	Concept (Monetary)	As Of	Credit	ifrs-full:MinimumFinanceLeasePaymentsPayableAtPresentValue
1295	Less current portion	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentFinanceLeaseLiabilities
1296	Noncurrent portion	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentFinanceLeaseLiabilities
1297	106 - Disclosure - 16. Short and long-term debt (Details Narrative)	Network	*	*	http://voegol.com/role/ShortAndLong-termDebtDetailsNarrative
1298	DisclosureOfDebtTable [Table]	Table	*	*	gol:DisclosureOfDebtTable
1299	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1300	ifrs-full_BorrowingsByNameMember	Member			ifrs-full:BorrowingsByNameMember
1301	Senior Notes VIII [Member]	Member			gol:SeniorNotesVIIIMember
1302	Finance Guaranteed By Engines [Member]	Member			gol:FinanceGuaranteedByEnginesMember
1303	Debenture VII [Member]	Member			gol:DebentureViiMember
1304	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
1305	Entity [Domain]	Member			dei:EntityDomain
1306	Gol Linhas Aereas S.A. ("GLA") [Member]	Member			gol:GolLinhasAereasSAMember
1307	DisclosureOfDebtLineItems [Line Items]	LineItems			gol:DisclosureOfDebtLineItems
1308	Total debt issuance costs	Concept (Monetary)	For Period	Credit	ifrs-full:PaymentsForDebtIssueCosts
1309	Long term debt restrictive covenants	Concept (Monetary)	As Of	Credit	gol:DebtInstrumentCovenantComplianceAmount
1310	Additional issue	Concept (Monetary)	As Of	Credit	ifrs-full:AdditionalPaidinCapital
1311	Exchange offer costs	Concept (Monetary)	For Period	Credit	gol:PaymentsOfExchangeOfferCosts
1312	Withdrawals under lease agreements	Concept (Monetary)	As Of	Credit	gol:WithdrawalsUnderLeaseAgreements
1313	Debentures Issue	Concept (Shares)	For Period		gol:DebenturesIssue
1314	Debentures Issued	Concept (Monetary)	For Period		gol:DebenturesIssued
1315	Distribution costs	Concept (Monetary)	For Period	Debit	ifrs-full:DistributionCosts
1316	Debenture issue related cost	Concept (Monetary)	For Period	Debit	ifrs-full:ShareIssueRelatedCost
1317	Percentage Of Maturity Of Debentures	Concept (Percent)	For Period		gol:PercentageOfMaturityOfDebentures
1318	Restructuring provision	Concept (Monetary)	As Of	Credit	ifrs-full:RestructuringProvision
1319	Percentage of finance lease payment	Concept (Percent)	As Of		gol:PercentageOfFinanceLeasePayement
1320	107 - Disclosure - 17. Suppliers - Forfaiting (Details Narrative)	Network	*	*	http://voegol.com/role/SuppliersForfaitingDetailsNarrative
1321	Implied Table	Table	*	*	implied:Table
1322	Suppliers Forfeiting [Abstract]	Abstract			gol:SuppliersForfeitingAbstract
1323	Suppliers - Forfeiting	Concept (Monetary)	As Of	Credit	gol:SuppliersForfaitingCurrent
1324	108 - Disclosure - 18. Taxes payable (Details)	Network	*	*	http://voegol.com/role/TaxesPayableDetails
1325	Implied Table	Table	*	*	implied:Table
1326	Taxes Payable Details	Abstract			gol:TaxesPayableDetailsAbstract
1327	PIS and COFINS	Concept (Monetary)	As Of	Credit	gol:CurrentPisAndCofinsTaxLiabilities
1328	ICMS installments	Concept (Monetary)	As Of	Credit	gol:CurrentIcmsInstallmentsRefisTaxLiabilities
1329	Installment payments - PRT and PERT	Concept (Monetary)	As Of	Credit	gol:TaxRegularizationProgramInInstallmentPayments
1330	Withholding income tax on salaries	Concept (Monetary)	As Of	Credit	gol:CurrentWithholdingIncomeTaxOnSalariesTaxLiabilities
1331	ICMS	Concept (Monetary)	As Of	Credit	gol:CurrentIcmsTaxLiabilities
1332	Tax on import	Concept (Monetary)	As Of	Credit	gol:CurrentTaxOnImportTaxLiabilities
1333	IRPJ and CSLL payable	Concept (Monetary)	As Of	Credit	gol:CurrentIrpjAndCsllPayableTaxLiabilities
1334	Other	Concept (Monetary)	As Of	Credit	gol:CurrentTaxLiabilitiesOther
1335	Total	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentTaxLiabilities
1336	Current	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentTaxLiabilitiesCurrent
1337	Noncurrent	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentTaxLiabilitiesNoncurrent
1338	109 - Disclosure - 19. Advance ticket sales (Details Narrative)	Network	*	*	http://voegol.com/role/AdvanceTicketSalesDetailsNarrative
1339	Implied Table	Table	*	*	implied:Table
1340	Advance Ticket Sales Details Narrative	Abstract			gol:AdvanceTicketSalesDetailsAbstract
1341	Advances from ticket sales	Concept (Monetary)	As Of	Credit	gol:CurrentAdvanceTicketSales
1342	Unused tickets sales	Concept (Monetary)	As Of	Credit	gol:UnusedTicketsSales
1343	Average period	Concept (xbrli:durationItemType)	For Period		gol:AverageTerm
1344	110 - Disclosure - 20. Provisions (Details)	Network	*	*	http://voegol.com/role/ProvisionsDetails
1345	DisclosureOfProvisionsTable [Table]	Table	*	*	gol:DisclosureOfProvisionsTable
1346	Classes of other provisions [axis]	Axis			ifrs-full:ClassesOfProvisionsAxis
1347	ifrs-full_OtherProvisionsMember	Member			ifrs-full:OtherProvisionsMember
1348	Insurance Provision [Member]	Member			gol:InsuranceProvisionMember
1349	Provision For Aircraft & Engine Return [Member]	Member			gol:ProvisionForAircraftAndEngineReturnMember
1350	Provision For Legal Proceedings [Member]	Member			ifrs-full:LegalProceedingsProvisionMember
1351	DisclosureOfProvisionsLineItems [Line Items]	LineItems			gol:DisclosureOfProvisionsLineItems
1352	Reconciliation of changes in other provisions	Abstract			ifrs-full:ReconciliationOfChangesInOtherProvisionsAbstract
1353	Balances on Beginning	Concept (Monetary)	As Of	Credit	ifrs-full:OtherProvisions
1354	Additional provisions recognized	Concept (Monetary)	For Period	Credit	ifrs-full:AdditionalProvisionsOtherProvisions
1355	Utilized provisions	Concept (Monetary)	For Period	Debit	ifrs-full:ProvisionUsedOtherProvisions
1356	Foreign exchange variation, net	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesOtherProvisions
1357	Balances on Ending	Concept (Monetary)	As Of	Credit	ifrs-full:OtherProvisions
1358	Current	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentProvisions
1359	Noncurrent	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentProvisions
1360	Total	Concept (Monetary)	As Of	Credit	ifrs-full:OtherProvisions
1361	111 - Disclosure - 20. Provisions (Details 1)	Network	*	*	http://voegol.com/role/ProvisionsDetails1
1362	DisclosureOfProvisionsTable [Table]	Table	*	*	gol:DisclosureOfProvisionsTable
1363	Classes of other provisions [axis]	Axis			ifrs-full:ClassesOfProvisionsAxis
1364	ifrs-full_OtherProvisionsMember	Member			ifrs-full:OtherProvisionsMember
1365	Provision For Legal Proceedings [Member]	Member			ifrs-full:LegalProceedingsProvisionMember
1366	Civil Lawsuits [Member]	Member			gol:CivilLawsuitsMember
1367	Labor Lawsuits [Member]	Member			gol:LaborLawsuitsMember
1368	Taxes [Member]	Member			gol:TaxesProvisionMember
1369	DisclosureOfProvisionsLineItems [Line Items]	LineItems			gol:DisclosureOfProvisionsLineItems
1370	Other Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:OtherProvisions
1371	112 - Disclosure - 20. Provisions (Details Narrative)	Network	*	*	http://voegol.com/role/ProvisionsDetailsNarrative
1372	DisclosureOfProvisionsTable [Table]	Table	*	*	gol:DisclosureOfProvisionsTable
1373	Classes of other provisions [axis]	Axis			ifrs-full:ClassesOfProvisionsAxis
1374	ifrs-full_OtherProvisionsMember	Member			ifrs-full:OtherProvisionsMember
1375	Civil Lawsuits [Member]	Member			gol:CivilLawsuitsMember
1376	Labor Lawsuits [Member]	Member			gol:LaborLawsuitsMember
1377	Non-incidence of Taxation of PIS & COFINS [Member]	Member			gol:NonincidenceOfTaxationOfPISAndCOFINSMember
1378	Alleged Breach of Customs Rules (Temporary Import of Aircraft) [Member]	Member			gol:AllegedBreachOfCustomsRulesMember
1379	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
1380	Entity [Domain]	Member			dei:EntityDomain
1381	Bic Banco [Member]	Member			gol:BicBancoMember
1382	Municipality Of Sao Paulo [Member]	Member			gol:MunicipalityOfSaoPauloMember
1383	BSSF Air Holdings [Member]	Member			gol:BSSFAirHoldingsMember
1384	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1385	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
1386	Gol Linhas Aereas S.A. ("GLA") [Member]	Member			gol:GolLinhasAereasSAMember
1387	Smiles S.A. ("Smiles") [Member]	Member			gol:SmilesSAMember
1388	DisclosureOfProvisionsLineItems [Line Items]	LineItems			gol:DisclosureOfProvisionsLineItems
1389	Estimated financial effect of claims	Concept (Monetary)	As Of		ifrs-full:EstimatedFinancialEffectOfContingentLiabilities
1390	Interest expenses	Concept (Monetary)	For Period	Debit	ifrs-full:InterestExpense
1391	Escrow deposits	Concept (Monetary)	As Of	Credit	gol:EscrowDeposits
1392	Goodwill	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
1393	Additional financial effect of claims	Concept (Monetary)	As Of	Credit	gol:EstimatedAdditionalFinancialEffectOfContingentLiabilities
1394	Estimated financial effect of claims, total	Concept (Monetary)	As Of	Credit	gol:TotalEstimatedFinancialEffectOfContingentLiabilities
1395	Customs Penalty	Concept (Monetary)	For Period	Debit	gol:CustomsPenalty
1396	Tax On Services	Concept (Monetary)	For Period	Credit	gol:TaxOnServices
1397	113 - Disclosure - 21. Equity (Details)	Network	*	*	http://voegol.com/role/EquityDetails
1398	DisclosureOfEquityTable [Table]	Table	*	*	gol:DisclosureOfEquityTable
1399	Classes of share capital [axis]	Axis			ifrs-full:ClassesOfShareCapitalAxis
1400	Share capital [member]	Member			ifrs-full:ClassesOfShareCapitalMember
1401	Common Shares [Member]	Member			ifrs-full:OrdinarySharesMember
1402	Preference shares [member]	Member			ifrs-full:PreferenceSharesMember
1403	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
1404	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
1405	Fundo Volluto [Member]	Member			gol:FundoDeInvestimentoEmParticipacoesAsasMember
1406	Mobi [Member]	Member			gol:MobiMember
1407	Delta Air Lines Inc. [Member]	Member			gol:DeltaAirLinesIncMember
1408	Airfrance - KLM [Member]	Member			gol:AirFranceKLMMember
1409	Other [Member]	Member			ifrs-full:OtherRelatedPartiesMember
1410	Free Float [Member]	Member			gol:NotConsideringDeltaAirLinesIncMember
1411	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
1412	Equity [member]	Member			ifrs-full:EquityMember
1413	Treasury Shares [Member]	Member			ifrs-full:TreasurySharesMember
1414	DisclosureOfEquityLineItems [Line Items]	LineItems			gol:DisclosureOfEquityLineItems
1415	Percentage of shares held	Concept (Percent)	For Period		gol:PercentageOfSharesHeld
1416	114 - Disclosure - 21. Equity (Details Narrative)	Network	*	*	http://voegol.com/role/EquityDetailsNarrative
1417	DisclosureOfEquityTable [Table]	Table	*	*	gol:DisclosureOfEquityTable
1418	Classes of share capital [axis]	Axis			ifrs-full:ClassesOfShareCapitalAxis
1419	Share capital [member]	Member			ifrs-full:ClassesOfShareCapitalMember
1420	Common Shares [Member]	Member			ifrs-full:OrdinarySharesMember
1421	Preference shares [member]	Member			ifrs-full:PreferenceSharesMember
1422	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
1423	Equity [member]	Member			ifrs-full:EquityMember
1424	Treasury Shares [Member]	Member			ifrs-full:TreasurySharesMember
1425	DisclosureOfEquityLineItems [Line Items]	LineItems			gol:DisclosureOfEquityLineItems
1426	Capital stock	Concept (Monetary)	For Period	Credit	gol:CapitalStock
1427	Capital stock (Shares)	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
1428	Number of shares issued	Concept (Shares)	As Of		ifrs-full:NumberOfSharesIssued
1429	Authorized capital stock	Concept (Monetary)	For Period	Debit	gol:AuthorizedCapitalStock
1430	Preferred stock shares subscribed amount	Concept (Monetary)	As Of	Debit	gol:PreferredStockSharesSubscribedAmount
1431	Number of share options exercised in share-based payment arrangement	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
1432	Share issuance costs	Concept (Monetary)	For Period	Debit	ifrs-full:ShareIssueRelatedCost
1433	Number of treasury shares repurchased	Concept (Shares)	For Period		gol:NumberOfTreasurySharesRepurchased
1434	Repurchase of treasury shares	Concept (Monetary)	For Period	Credit	gol:RepurchaseOfTreasuryShares
1435	Number of treasury shares transferred	Concept (Shares)	For Period		gol:NumberOfTreasurySharesTransferred
1436	Goodwill	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
1437	Amount of treasury shares granted for restricted stock plan	Concept (Monetary)	For Period	Credit	gol:AmountOfTreasurySharesGranted
1438	Treasury shares	Concept (Monetary)	As Of	Debit	ifrs-full:TreasuryShares
1439	Market value of treasury shares	Concept (Monetary)	As Of	Credit	gol:MarketValueOfTreasuryShares
1440	115 - Disclosure - 22. Earnings (loss) per share (Details)	Network	*	*	http://voegol.com/role/EarningsLossPerShareDetails
1441	Earnings per share [table]	Table	*	*	ifrs-full:EarningsPerShareTable
1442	Classes of share capital [axis]	Axis			ifrs-full:ClassesOfShareCapitalAxis
1443	Share capital [member]	Member			ifrs-full:ClassesOfShareCapitalMember
1444	Common Shares [Member]	Member			ifrs-full:OrdinarySharesMember
1445	Preference shares [member]	Member			ifrs-full:PreferenceSharesMember
1446	Earnings per share [line items]	LineItems			ifrs-full:EarningsPerShareLineItems
1447	Numerator	Abstract			ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityAbstract
1448	Net income (loss) for the year attributable to equity holders of the parent	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity
1449	Denominator	Abstract			ifrs-full:WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract
1450	Weighted average number of outstanding shares	Concept (Shares)	For Period		ifrs-full:WeightedAverageShares
1451	Effects of dilution from stock options	Concept (Shares)	For Period		ifrs-full:DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares
1452	Adjusted weighted average number of outstanding shares and diluted presumed conversions	Concept (Shares)	For Period		ifrs-full:AdjustedWeightedAverageShares
1453	Basic earnings (loss) per share (in dollars per share)	Concept (Share)	For Period		ifrs-full:BasicEarningsLossPerShare
1454	Diluted earnings (loss) per share (in dollars per share)	Concept (Share)	For Period		ifrs-full:DilutedEarningsLossPerShare
1455	116 - Disclosure - 23. Share-based payments (Details)	Network	*	*	http://voegol.com/role/ShareBasedPaymentsDetails
1456	Disclosure of terms and conditions of share-based payment arrangement [table]	Table	*	*	ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1457	Types of share-based payment arrangements [axis]	Axis			ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1458	Share-based payment arrangements [member]	Member			ifrs-full:SharebasedPaymentArrangementsMember
1459	Stock Option Plan [Member]	Member			gol:StockOptionPlanMember
1460	Disclosure of terms and conditions of share-based payment arrangement [line items]	LineItems			ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1461	Date of the Board meeting	Concept (Date)	For Period		gol:DateOfTheBoardMeeting
1462	Total options granted	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1463	Number of options outstanding	Concept (Decimal)	As Of		gol:NumberOfOutstandingShares
1464	Exercise price of the option (In Reais)	Concept (Share)	For Period		gol:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement1
1465	The fair value of the option at grant date (In Reais)	Concept (Share)	For Period		gol:ExercisePriceShareOptionsGranted1
1466	Estimate volatility of share price	Concept (Percent)	For Period		ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
1467	Expected dividend yield	Concept (Percent)	For Period		ifrs-full:ExpectedDividendAsPercentageShareOptionsGranted
1468	Risk-free return rate	Concept (Percent)	For Period		ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted
1469	Average remaining maturity	Concept (Decimal)	For Period		ifrs-full:DescriptionOfOptionLifeShareOptionsGranted
1470	117 - Disclosure - 23. Share-based payments Parentheticals (Details)	Network	*	*	http://voegol.com/role/ShareBasedPaymentsParentheticalsDetails
1471	Disclosure of terms and conditions of share-based payment arrangement [table]	Table	*	*	ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1472	Types of share-based payment arrangements [axis]	Axis			ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1473	Share-based payment arrangements [member]	Member			ifrs-full:SharebasedPaymentArrangementsMember
1474	Stock option plan	Member			gol:StockOptionPlanMember
1475	Non-adjusting events after reporting period [axis]	Axis			ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
1476	Non-adjusting events after reporting period [member]	Member			ifrs-full:NonadjustingEventsMember
1477	Fair value periods of vesting	Member			gol:FairValueOptionsVestingPeriodTransactionsMember
1478	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1479	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
1480	Smiles Fidelidade	Member			gol:SmilesSAMember
1481	Year Of Grant [Axis]	Axis			gol:YearOfGrantAxis
1482	Year Of Grant [Domain]	Member			gol:YearOfGrantDomain
1483	2010	Member			gol:TwoZeroOneZeroYearOfGrantMember
1484	2011	Member			gol:TwoZeroOneOneYearOfGrantMember
1485	2012	Member			gol:TwoZeroOneTwoYearOfGrantMember
1486	2013	Member			gol:TwoZeroOneThreeYearOfGrantMember
1487	2014	Member			gol:TwoZeroOneFourYearOfGrantMember
1488	2015	Member			gol:TwoZeroOneFiveYearOfGrantMember
1489	2016	Member			gol:TwoZeroOneSixYearOfGrantMember
1490	2017	Member			gol:TwoZeroOneSevenYearOfGrantMember
1491	2018	Member			gol:TwoZeroOneEightYearOfGrantMember
1492	Disclosure of terms and conditions of share-based payment arrangement [line items]	LineItems			ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1493	The fair value of the option at grant date (In Reais)	Concept (Share)	For Period		gol:ExercisePriceShareOptionsGranted1
1494	Number of additional share grant	Concept (Shares)	For Period		gol:NumberOfAdditionalShareGrant
1495	118 - Disclosure - 23. Share-based payments (Details 1)	Network	*	*	http://voegol.com/role/ShareBasedPaymentsDetails1
1496	Disclosure of terms and conditions of share-based payment arrangement [table]	Table	*	*	ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1497	Types of share-based payment arrangements [axis]	Axis			ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1498	Share-based payment arrangements [member]	Member			ifrs-full:SharebasedPaymentArrangementsMember
1499	Stock Option Plan [Member]	Member			gol:StockOptionPlanMember
1500	Disclosure of terms and conditions of share-based payment arrangement [line items]	LineItems			ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1501	Number of stock options	Abstract			gol:NumberOfStockOptionsRollForward
1502	Options outstanding as beginning	Concept (Decimal)	As Of		ifrs-full:NumberOfOutstandingShareOptions
1503	Options granted	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1504	Options cancelled and adjustments in estimated prescribed rights	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement
1505	Number of share options exercised in share-based payment arrangement	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
1506	Options outstanding as ending	Concept (Decimal)	As Of		ifrs-full:NumberOfOutstandingShareOptions
1507	Number of options exercisable as ending	Concept (Decimal)	As Of		ifrs-full:NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
1508	Weighted average exercise price	Abstract			gol:WeightedAverageExercisePriceRollForward
1509	Options outstanding as beginning	Concept (Share)	As Of		gol:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement1
1510	Options granted	Concept (Share)	For Period		gol:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement1
1511	Options cancelled and adjustments in estimated prescribed rights	Concept (Share)	For Period		gol:WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement1
1512	Options exercised	Concept (Share)	For Period		gol:WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement1
1513	Options outstanding as ending	Concept (Share)	As Of		gol:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement1
1514	Number of options exercisable as ending	Concept (Share)	As Of		gol:WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement1
1515	119 - Disclosure - 23. Share-based payments (Details 2)	Network	*	*	http://voegol.com/role/ShareBasedPaymentsDetails2
1516	Disclosure of terms and conditions of share-based payment arrangement [table]	Table	*	*	ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1517	Types of share-based payment arrangements [axis]	Axis			ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1518	Share-based payment arrangements [member]	Member			ifrs-full:SharebasedPaymentArrangementsMember
1519	Restricted Shares Plan [Member]	Member			gol:RestrictedSharesPlanMember
1520	Disclosure of terms and conditions of share-based payment arrangement [line items]	LineItems			ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1521	Date of the Board Meeting	Concept (Date)	For Period		gol:DateOfTheBoardMeeting
1522	Total shares granted	Concept (Decimal)	For Period		ifrs-full:NumberOfInstrumentsOtherEquityInstrumentsGranted
1523	Total vested shares	Concept (Decimal)	For Period		ifrs-full:NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement
1524	Fair value of the share at grant date	Concept (Share)	For Period		gol:WeightedAverageFairValueAtMeasurementDateOtherEquityInstrumentsGrantedPricePerShare
1525	120 - Disclosure - 23. Share-based payments (Details 3)	Network	*	*	http://voegol.com/role/ShareBasedPaymentsDetails3
1526	Disclosure of terms and conditions of share-based payment arrangement [table]	Table	*	*	ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1527	Types of share-based payment arrangements [axis]	Axis			ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1528	Share-based payment arrangements [member]	Member			ifrs-full:SharebasedPaymentArrangementsMember
1529	Restricted Shares Plan [Member]	Member			gol:RestrictedSharesPlanMember
1530	Disclosure of terms and conditions of share-based payment arrangement [line items]	LineItems			ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1531	Restricted shares outstanding as beginning	Concept (Decimal)	As Of		ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1532	Restricted shares granted	Concept (Decimal)	For Period		ifrs-full:NumberOfInstrumentsOtherEquityInstrumentsGranted
1533	Restricted shares cancelled and adjustments in estimated expired rights	Concept (Decimal)	For Period		ifrs-full:NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement
1534	Restricted shares transferred	Concept (Decimal)	For Period		gol:NumberOfInstrumentsOtherEquityInstrumentsTransfer
1535	Restricted shares outstanding as ending	Concept (Decimal)	As Of		ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1536	121 - Disclosure - 23. Share-based payments (Details 4)	Network	*	*	http://voegol.com/role/ShareBasedPaymentsDetails4
1537	Disclosure of terms and conditions of share-based payment arrangement [table]	Table	*	*	ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1538	Types of share-based payment arrangements [axis]	Axis			ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1539	Share-based payment arrangements [member]	Member			ifrs-full:SharebasedPaymentArrangementsMember
1540	Stock Option Plan [Member]	Member			gol:StockOptionPlanMember
1541	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1542	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
1543	Smiles Fidelidade	Member			gol:SmilesSAMember
1544	Disclosure of terms and conditions of share-based payment arrangement [line items]	LineItems			ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1545	Date of the Board meeting	Concept (Date)	For Period		gol:DateOfTheBoardMeeting
1546	Total options granted	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1547	Number of options outstanding	Concept (Decimal)	As Of		ifrs-full:NumberOfOutstandingShareOptions
1548	Exercise price of the option (In Reais)	Concept (Share)	For Period		gol:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement1
1549	The fair value of the option at grant date (In Reais)	Concept (Share)	For Period		gol:ExercisePriceShareOptionsGranted1
1550	Estimate volatility of share price	Concept (Percent)	For Period		ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
1551	Expected dividend yield	Concept (Percent)	For Period		ifrs-full:ExpectedDividendAsPercentageShareOptionsGranted
1552	Risk-free return rate	Concept (Percent)	For Period		ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted
1553	Average remaining maturity	Concept (Decimal)	For Period		ifrs-full:DescriptionOfOptionLifeShareOptionsGranted
1554	122 - Disclosure - 23. Share-based payments (Details 5)	Network	*	*	http://voegol.com/role/ShareBasedPaymentsDetails5
1555	Disclosure of terms and conditions of share-based payment arrangement [table]	Table	*	*	ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1556	Types of share-based payment arrangements [axis]	Axis			ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1557	Share-based payment arrangements [member]	Member			ifrs-full:SharebasedPaymentArrangementsMember
1558	Stock Option Plan [Member]	Member			gol:StockOptionPlanMember
1559	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1560	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
1561	Smiles Fidelidade	Member			gol:SmilesSAMember
1562	Disclosure of terms and conditions of share-based payment arrangement [line items]	LineItems			ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1563	Total of stock options	Abstract			gol:TotalOfStockOptionsRollForward
1564	Options outstanding as beginning	Concept (Decimal)	As Of		ifrs-full:NumberOfOutstandingShareOptions
1565	Number of share options granted in share-based payment arrangement	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1566	Number of share options canceled and adjustments in estimated prescribed rights	Concept (Shares)	For Period		gol:NumberOfShareOptionsCanceledInShareBasedPaymentArrangement
1567	Number of share options forfeited in share-based payment arrangement	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement
1568	Number of share options exercised in share-based payment arrangement	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
1569	Options outstanding as ending	Concept (Decimal)	As Of		ifrs-full:NumberOfOutstandingShareOptions
1570	Weighted average exercise price	Abstract			gol:WeightedAverageExercisePriceRollForward
1571	Options outstanding as beginning	Concept (Share)	As Of		gol:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement1
1572	Options granted	Concept (Share)	For Period		gol:WeightedAverageExercisePriceOfOptionsGrantedInShareBasedPaymentArrangement
1573	Adjustments in estimated prescribed rights	Concept (Share)	For Period		gol:WeightedAverageExercisePriceOfShareOptionsForefeitedInShareBasedPaymentArrangement1
1574	Options exercised	Concept (Share)	For Period		gol:WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement1
1575	Options outstanding as ending	Concept (Share)	As Of		gol:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement1
1576	123 - Disclosure - 23. Share-based payments (Details Narrative)	Network	*	*	http://voegol.com/role/ShareBasedPaymentsDetailsNarrative
1577	Disclosure of terms and conditions of share-based payment arrangement [table]	Table	*	*	ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1578	Share Based Compensation Vesting [Axis]	Axis			gol:ShareBasedCompensationVestingAxis
1579	Share Based Compensation Vesting [Domain]	Member			gol:ShareBasedCompensationVestingDomain
1580	Stock options vest for first year	Member			gol:ShareBasedCompensationVestingTrancheOneMember
1581	Stock options vest for second year	Member			gol:ShareBasedCompensationVestingTrancheTwoMember
1582	Stock options vest for third year	Member			gol:ShareBasedCompensationVestingTrancheThreeMember
1583	Types of share-based payment arrangements [axis]	Axis			ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1584	Share-based payment arrangements [member]	Member			ifrs-full:SharebasedPaymentArrangementsMember
1585	Stock Option Plan [Member]	Member			gol:StockOptionPlanMember
1586	Restricted Shares Plan [Member]	Member			gol:RestrictedSharesPlanMember
1587	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1588	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
1589	Smiles Fidelidade	Member			gol:SmilesSAMember
1590	Disclosure of terms and conditions of share-based payment arrangement [line items]	LineItems			ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1591	Vesting percentage	Concept (Percent)	For Period		gol:ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentage
1592	Period of stock options exercised	Concept (Decimal)	For Period		gol:DescriptionOfOptionLifeShareOptionsExercised
1593	Fair value vesting	Concept (Share)	For Period		gol:WeightedAverageFairValueAtMeasurementDateOtherEquityInstrumentsVestedPricePerShare
1594	Balance of obligation for granted additional bonuses	Concept (Monetary)	As Of	Credit	gol:BalanceOfObligationForGrantedAdditionalBonuses
1595	Equity share-based payments	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
1596	Equity share-based payments attributable to non-controlling interests	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControlEquityAttributableToOwnersOfParent
1597	Reserve of share-based payments	Concept (Monetary)	As Of	Credit	ifrs-full:ReserveOfSharebasedPayments
1598	Number of shares for balance of obligation	Concept (Shares)	As Of		gol:NumberOfSharesForBalanceObligation
1599	Share Price One	Concept (Share)	As Of		gol:SharePriceOne
1600	Amount recognized related to bonuses	Concept (Monetary)	For Period	Credit	gol:AmountRecognizedRelatedToBonuses
1601	Number of restricted treasury shares transferred through equity instruments	Concept (Shares)	For Period		gol:NumberOfTreasurySharesTransferredThroughEquityInstruments
1602	Number of restricted treasury shares transferred through cash	Concept (Shares)	For Period		gol:NumberOfTreasurySharesTransferredThroughCash
1603	Total number of restricted shares transferred	Concept (Monetary)	For Period		gol:TotalNumberOfRestrictedSharesTransferred
1604	124 - Disclosure - 24. Revenue (Details)	Network	*	*	http://voegol.com/role/RevenueDetails
1605	Implied Table	Table	*	*	implied:Table
1606	Revenue Details	Abstract			gol:RevenueDetailsAbstract
1607	Passenger transportation	Concept (Monetary)	For Period	Credit	gol:RevenueFromRenderingOfPassengerTransportServices1
1608	Cargo	Concept (Monetary)	For Period	Credit	gol:RevenueFromRenderingOfCargoAndMailTransportServices1
1609	Miles revenue	Concept (Monetary)	For Period	Credit	gol:RevenueFromMilesServices
1610	Other revenue	Concept (Monetary)	For Period	Credit	ifrs-full:OtherRevenue
1611	Gross revenue	Concept (Monetary)	For Period	Credit	gol:RevenueBeforeTaxes
1612	Related tax	Concept (Monetary)	For Period	Debit	gol:TaxRelatedToRevenue
1613	Net revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
1614	125 - Disclosure - 24. Revenue (Details 1)	Network	*	*	http://voegol.com/role/RevenueDetails1
1615	DisclosureOfRevenueTable [Table]	Table	*	*	gol:DisclosureOfRevenueTable
1616	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1617	ifrs-full_GeographicalAreasMember	Member			ifrs-full:GeographicalAreasMember
1618	Domestic [Member]	Member			ifrs-full:CountryOfDomicileMember
1619	International [Member]	Member			ifrs-full:ForeignCountriesMember
1620	DisclosureOfRevenueLineItems [Line Items]	LineItems			gol:DisclosureOfRevenueLineItems
1621	Revenue ratio	Concept (Percent)	For Period		gol:PercentageOfEarningRatioByGeographicalArea
1622	Net revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
1623	126 - Disclosure - 24. Revenue (Details Narrative)	Network	*	*	http://voegol.com/role/RevenueDetailsNarrative
1624	Implied Table	Table	*	*	implied:Table
1625	Revenue Details Narrative	Abstract			gol:RevenueDetailsNarrativeAbstract
1626	Revenues from unused passenger tickets, reissued tickets and cancellation of flight tickets	Concept (Monetary)	For Period	Credit	gol:RevenuesFromUnusedPassengerTicketsReissuedTicketsAndCancellationOfFlightTickets
1627	127 - Disclosure - 25. Financial income (expenses) (Details)	Network	*	*	http://voegol.com/role/FinancialIncomeExpensesDetails
1628	Implied Table	Table	*	*	implied:Table
1629	Financial income (expenses)	Abstract			ifrs-full:IncomeExpenseGainsOrLossesOfFinancialInstrumentsAbstract
1630	Financial income	Abstract			gol:FinanceIncomeAbstract
1631	Income from derivatives	Concept (Monetary)	For Period	Credit	gol:IncomefromChangeInFairValueOfDerivatives
1632	Income from short-term investments	Concept (Monetary)	For Period	Credit	gol:InterestOnShortTermDebt
1633	Monetary variation	Concept (Monetary)	For Period	Credit	gol:GainsOnNetMonetaryPosition
1634	Taxes on financial income	Concept (Monetary)	For Period	Debit	gol:TaxesOnFinancialIncome
1635	Gains from the exchange offer	Concept (Monetary)	For Period	Credit	gol:GainOnExchangeDifferencesOnTranslationNetOfTax
1636	Interest income	Concept (Monetary)	For Period	Credit	gol:InterestIncome
1637	Other	Concept (Monetary)	For Period	Credit	gol:FinancialIncomeOther
1638	Finance income	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncome
1639	Financial expenses	Abstract			ifrs-full:ExpenseByNatureAbstract
1640	Losses from derivatives	Concept (Monetary)	For Period	Debit	ifrs-full:LossesOnChangeInFairValueOfDerivatives
1641	Interest on short and long-term debt	Concept (Monetary)	For Period	Debit	gol:InterestOnShortAndLongTermDebt
1642	Bank charges and expenses	Concept (Monetary)	For Period	Debit	ifrs-full:BankAndSimilarCharges
1643	Monetary variation	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnNetMonetaryPosition
1644	Tender offer costs (b)	Concept (Monetary)	For Period	Debit	gol:TenderOfferCosts
1645	Other	Concept (Monetary)	For Period	Debit	ifrs-full:OtherExpenseByNature
1646	Financial expenses	Concept (Monetary)	For Period	Debit	ifrs-full:ExpenseByNature
1647	Exchange rate variation, net	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationNetOfTax
1648	Total financial results	Concept (Monetary)	For Period	Credit	gol:FinancialIncomeExpense
1649	128 - Disclosure - 25. Financial income (expenses) (Details Narrative)	Network	*	*	http://voegol.com/role/FinancialIncomeExpensesDetailsNarrative
1650	Implied Table	Table	*	*	implied:Table
1651	Financial income (expenses)	Abstract			ifrs-full:IncomeExpenseGainsOrLossesOfFinancialInstrumentsAbstract
1652	Write-off of costs of debt	Concept (Monetary)	For Period	Credit	gol:WriteOffOfCostOfDebt
1653	129 - Disclosure - 26. Segments (Details)	Network	*	*	http://voegol.com/role/SegmentsDetails
1654	Disclosure of operating segments [table]	Table	*	*	ifrs-full:DisclosureOfOperatingSegmentsTable
1655	Segment consolidation items [axis]	Axis			ifrs-full:SegmentConsolidationItemsAxis
1656	ifrs-full_EntitysTotalForSegmentConsolidationItemsMember	Member			ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
1657	Flight transportation [Member]	Member			gol:FlightTransportationMember
1658	Smiles loyalty program [Member]	Member			gol:SmilesLoyaltyProgramMember
1659	Combined information [Member]	Member			gol:CombinedInformationMember
1660	Eliminations [Member]	Member			ifrs-full:EliminationOfIntersegmentAmountsMember
1661	Disclosure of operating segments [line items]	LineItems			ifrs-full:DisclosureOfOperatingSegmentsLineItems
1662	Assets	Abstract			ifrs-full:AssetsAbstract
1663	Current	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
1664	Noncurrent	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
1665	Total assets	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
1666	Liabilities	Abstract			ifrs-full:LiabilitiesAbstract
1667	Current	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
1668	Noncurrent	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
1669	Total equity (deficit)	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
1670	Total liabilities and equity	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAndLiabilities
1671	130 - Disclosure - 26. Segments (Details 1)	Network	*	*	http://voegol.com/role/SegmentsDetails1
1672	Disclosure of operating segments [table]	Table	*	*	ifrs-full:DisclosureOfOperatingSegmentsTable
1673	Segment consolidation items [axis]	Axis			ifrs-full:SegmentConsolidationItemsAxis
1674	ifrs-full_EntitysTotalForSegmentConsolidationItemsMember	Member			ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
1675	Flight transportation [Member]	Member			gol:FlightTransportationMember
1676	Smiles loyalty program [Member]	Member			gol:SmilesLoyaltyProgramMember
1677	Combined information [Member]	Member			gol:CombinedInformationMember
1678	Eliminations [Member]	Member			ifrs-full:EliminationOfIntersegmentAmountsMember
1679	Total Consolidated [Member]	Member			gol:TotalConsolidatedMember
1680	Disclosure of operating segments [line items]	LineItems			ifrs-full:DisclosureOfOperatingSegmentsLineItems
1681	Net revenue	Abstract			ifrs-full:RevenueAbstract
1682	Passenger	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromRenderingOfPassengerTransportServices
1683	Cargo and other	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromRenderingOfCargoAndMailTransportServices
1684	Mileage revenue	Concept (Monetary)	For Period	Credit	gol:RevenueFromRenderingOfMilesServices
1685	Total net revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
1686	Operating costs and expenses	Abstract			gol:OperatingIncomeExpensesAbstract
1687	Salaries, bonus and benefits	Concept (Monetary)	For Period	Debit	ifrs-full:WagesAndSalaries
1688	Aircraft fuel	Concept (Monetary)	For Period	Debit	gol:AircraftFuel
1689	Aircraft rent	Concept (Monetary)	For Period	Debit	gol:AircraftRent
1690	Sales and marketing	Concept (Monetary)	For Period	Debit	ifrs-full:SalesAndMarketingExpense
1691	Landing fees	Concept (Monetary)	For Period	Debit	gol:LandingFee
1692	Aircraft, traffic and mileage servicing	Concept (Monetary)	For Period	Debit	gol:AircraftTrafficAndMileageServicing
1693	Maintenance, materials and repairs	Concept (Monetary)	For Period	Debit	ifrs-full:RepairsAndMaintenanceExpense
1694	Depreciation and amortization	Concept (Monetary)	For Period	Debit	ifrs-full:DepreciationAndAmortisationExpense
1695	Passenger Service Expenses	Concept (Monetary)	For Period	Debit	gol:PassengerServiceExpenses
1696	Other operating income, net	Concept (Monetary)	For Period	Credit	ifrs-full:OtherIncome
1697	Other operating income, net	Concept (Monetary)	For Period	Debit	gol:OtherIncomeExpenseByFunction
1698	Total operating income (expenses)	Concept (Monetary)	For Period	Debit	ifrs-full:OperatingExpense
1699	Equity results	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromOperatingActivities
1700	Operating result before financial result, net and income taxes	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
1701	Financial income	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncome
1702	Financial expenses	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
1703	Exchange rate variation, net	Concept (Monetary)	For Period	Credit	gol:ExchangeRateVariationNet
1704	Total financial results	Concept (Monetary)	For Period	Credit	gol:FinancialIncomeExpense
1705	Income (loss) before income taxes	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossBeforeTax
1706	Income taxes	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
1707	Net income (loss) for the year (as restated)	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
1708	Attributable to equity holders of the parent	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOwnersOfParent
1709	Attributable to non-controlling interests from Smiles	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToNoncontrollingInterests
1710	131 - Disclosure - 27. Commitments (Details)	Network	*	*	http://voegol.com/role/CommitmentsDetails
1711	DisclosureOfCommitmentsTable [Table]	Table	*	*	gol:DisclosureOfCommitmentsTable
1712	Maturity [axis]	Axis			ifrs-full:MaturityAxis
1713	ifrs-full_AggregatedTimeBandsMember	Member			ifrs-full:AggregatedTimeBandsMember
1714	2017	Member			gol:TwentySeventeenMember
1715	2018	Member			gol:TwentyEighteenMember
1716	2019	Member			gol:TwentyNineteenMember
1717	2020	Member			gol:TwentyTwentyMember
1718	2021	Member			gol:TwentyTwentyOneMember
1719	2022	Member			gol:TwentyTwentyTwoMember
1720	2023	Member			gol:TwentyTwentyThreeMember
1721	Thereafter	Member			gol:ThereafterMember
1722	DisclosureOfCommitmentsLineItems [Line Items]	LineItems			gol:DisclosureOfCommitmentsLineItems
1723	Future Commitments Resulting From Firm Aircraft Orders	Concept (Monetary)	For Period	Debit	gol:FutureCommitmentsResultingFromFirmAircraftOrders
1724	Future Commitments Resulting From Operating Lease	Concept (Monetary)	For Period	Debit	gol:FutureCommitmentsResultingFromOperatingLease
1725	Minimum Operating Lease Payments	Concept (Monetary)	For Period	Debit	ifrs-full:MinimumOperatingLeasePayments
1726	132 - Disclosure - 27. Commitments (Details Narrative)	Network	*	*	http://voegol.com/role/CommitmentsDetailsNarrative
1727	DisclosureOfCommitmentsTable [Table]	Table	*	*	gol:DisclosureOfCommitmentsTable
1728	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1729	Property, plant and equipment [member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
1730	Aircraft [Member]	Member			ifrs-full:AircraftMember
1731	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
1732	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
1733	Boeing	Member			ifrs-full:BusinessCombinationsMember
1734	DisclosureOfCommitmentsLineItems [Line Items]	LineItems			gol:DisclosureOfCommitmentsLineItems
1735	Number of firm orders	Concept (Integer)	As Of		gol:NumberOfFirmOrders
1736	Net gain aircraft under sale-leaseback transaction	Concept (Monetary)	For Period	Credit	ifrs-full:GainRecognisedInBargainPurchaseTransaction
1737	Deferred losses from transactions	Concept (Monetary)	For Period	Debit	gol:DeferredLossesFromTransactions
1738	Current lease liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLeaseLiabilities
1739	Non-current lease liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLeaseLiabilities
1740	Contractual price not including contractual discounts	Concept (Monetary)	For Period	Debit	gol:ContractualPriceNotIncludingContractualDiscounts
1741	Amount of advances for acquisition	Concept (Monetary)	As Of	Debit	gol:AmountOfAdvancesForAcquisition
1742	Number of aircrafts fleet leased	Concept (Integer)	As Of		gol:NumberOfAircraftFleetLeased
1743	Number of aircrafts fleet leased under operating leases	Concept (Integer)	As Of		gol:NumberOfAircraftFleetLeasedUnderOperatingLeases
1744	Number of aircrafts fleet leased under finance leases	Concept (Integer)	As Of		gol:NumberOfAircraftFleetLeasedUnderFinanceLeases
1745	Term of lease	Concept (xbrli:durationItemType)	For Period		gol:LeaseTerm
1746	Number of aircraft received	Concept (Integer)	As Of		gol:NumberOfAircraftReceived
1747	Number of aircraft for sale leaseback transactions	Concept (Integer)	As Of		gol:NumberOfAircraftForSaleLeasebackTransactions
1748	133 - Disclosure - 28. Financial instruments and risk management (Details)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails
1749	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1750	Measurement [axis]	Axis			ifrs-full:MeasurementAxis
1751	ifrs-full_AggregatedMeasurementMember	Member			ifrs-full:AggregatedMeasurementMember
1752	Fair Value [Member]	Member			ifrs-full:AtFairValueMember
1753	Amortized cost	Member			ifrs-full:NotMeasuredAtFairValueInStatementOfFinancialPositionButForWhichFairValueIsDisclosedMember
1754	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1755	Assets	Abstract			ifrs-full:AssetsAbstract
1756	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1757	Short-term investments	Concept (Monetary)	As Of	Debit	ifrs-full:ShorttermInvestmentsClassifiedAsCashEquivalents
1758	Restricted cash	Concept (Monetary)	As Of	Debit	ifrs-full:RestrictedCashAndCashEquivalents
1759	Derivative assets	Concept (Monetary)	As Of	Debit	ifrs-full:DerivativeFinancialAssets
1760	Trade receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeReceivables
1761	Deposits	Concept (Monetary)	As Of	Credit	gol:Deposits1
1762	Other assets	Concept (Monetary)	As Of	Debit	ifrs-full:OtherAssets
1763	Liabilities	Abstract			ifrs-full:LiabilitiesAbstract
1764	Debt instruments issued	Concept (Monetary)	As Of	Credit	ifrs-full:DebtSecurities
1765	Suppliers	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers
1766	Suppliers - Forfeiting	Concept (Monetary)	As Of	Credit	gol:SuppliersForfaitingCurrent
1767	Derivative liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:DerivativeFinancialLiabilities
1768	Operating leases	Concept (Monetary)	As Of	Credit	ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease
1769	134 - Disclosure - 28. Financial instruments and risk management (Details 1)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails1
1770	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1771	Hedging instruments [axis]	Axis			ifrs-full:HedgingInstrumentsAxis
1772	ifrs-full_HedgingInstrumentsMember	Member			ifrs-full:HedgingInstrumentsMember
1773	Fuel Derivative [Member]	Member			gol:FuelDerivativeMember
1774	Interest Rate Derivative Contracts [Member]	Member			gol:InterestRateDerivativeContractsMember
1775	Foreign Currency Derivatives [Member]	Member			gol:ForeignCurrencyDerivativesMember
1776	Equity forward [Member]	Member			gol:EquityForwardMember
1777	Total Derivative Financial Instruments [Member]	Member			gol:HedgingInstruments1Member
1778	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1779	Movement of assets and liabilities	Abstract			gol:MovementOfAssetsAndLiabilitiesAbstract
1780	Derivative assets (liabilities) as beginning	Concept (Monetary)	As Of	Debit	ifrs-full:NetAssetsLiabilities
1781	Fair value variations:	Abstract			gol:FairValueVariationsAbstract
1782	Net income (loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
1783	Net gains (losses) recognized in OCI	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncome
1784	Settlements payments (received) during the year	Concept (Monetary)	For Period	Credit	gol:Settlement
1785	Derivative assets (liabilities) as ending	Concept (Monetary)	As Of	Debit	ifrs-full:NetAssetsLiabilities
1786	Current liabilities	Concept (Monetary)	As Of	Credit	gol:DerivativeCurrentLiabilities
1787	Noncurrent liabilities	Concept (Monetary)	As Of	Credit	gol:DerivativeNonCurrentLiabilities
1788	Movement of other comprehensive income (loss)	Abstract			ifrs-full:OtherComprehensiveIncomeAbstract
1789	Balances as beginning	Concept (Monetary)	As Of	Credit	ifrs-full:AccumulatedOtherComprehensiveIncome
1790	Fair value adjustments during the year	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability
1791	Time value of options	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxChangeInValueOfTimeValueOfOptions
1792	Net reversal to profit or loss	Concept (Monetary)	For Period	Debit	gol:NetReversalToProfitOrLoss
1793	Tax effects	Concept (Monetary)	For Period		ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
1794	Balances as ending	Concept (Monetary)	As Of	Credit	ifrs-full:AccumulatedOtherComprehensiveIncome
1795	Effects on profit or loss (a-b)	Concept (Monetary)	For Period	Credit	gol:EffectsOnProfitLoss
1796	Recognized in operating income	Concept (Monetary)	For Period	Debit	ifrs-full:ExpenseByNature
1797	Recognized in financial results	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncomeCost
1798	135 - Disclosure - 28. Financial instruments and risk management (Details 2)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails2
1799	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1800	Hedging instruments [axis]	Axis			ifrs-full:HedgingInstrumentsAxis
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1802	Interest Rate Derivative Contracts [Member]	Member			gol:InterestRateDerivativeContractsMember
1803	Fuel Derivative [Member]	Member			gol:FuelDerivativeMember
1804	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
1805	ifrs-full_TypesOfRisksMember	Member			ifrs-full:TypesOfRisksMember
1806	Cash Flow Hedges [Member]	Member			ifrs-full:CashFlowHedgesMember
1807	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1808	2019	Concept (Monetary)	For Period	Debit	gol:CashFlowsAffectProfitOrLossInCurrent
1809	2020	Concept (Monetary)	For Period	Debit	gol:CashFlowsAffectProfitOrLossInTwoYears
1810	2021	Concept (Monetary)	For Period	Debit	gol:CashFlowsAffectProfitOrLossInThreeYears
1811	2022	Concept (Monetary)	For Period	Debit	gol:CashFlowsAffectProfitOrLossInFourYears
1812	2023	Concept (Monetary)	For Period	Debit	gol:CashFlowsAffectProfitOrLossInFiveYears
1813	2023 onwards	Concept (Monetary)	For Period	Debit	gol:CashFlowsAffectProfitOrLossInFiveThereafter
1814	136 - Disclosure - 28. Financial instruments and risk management (Details 3)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails3
1815	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1816	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
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1819	Currencies [Axis]	Axis			gol:CurrenciesAxis
1820	Currencies Domain	Member			gol:CurrenciesDomain
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1822	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
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1825	Trade receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivables
1826	Deposits	Concept (Monetary)	As Of	Debit	ifrs-full:LongtermDeposits
1827	Derivatives	Concept (Monetary)	As Of	Debit	ifrs-full:DerivativeFinancialAssets
1828	Other assets	Concept (Monetary)	As Of	Debit	ifrs-full:OtherAssets
1829	Total assets	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
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1831	Short and long-term debt	Concept (Monetary)	As Of	Credit	ifrs-full:DebtSecurities
1832	Finance leases	Concept (Monetary)	As Of	Credit	ifrs-full:FinanceLeaseLiabilities
1833	Suppliers	Concept (Monetary)	As Of	Credit	gol:Suppliers
1834	Derivatives	Concept (Monetary)	As Of	Credit	ifrs-full:DerivativeFinancialLiabilities
1835	Operating leases	Concept (Monetary)	As Of	Credit	gol:OtherLeasesPayable
1836	Liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:Liabilities
1837	Exchange exposure	Concept (Monetary)	As Of	Credit	gol:ExchangeExposure
1838	Commitments not recorded in the statements of financial position	Abstract			gol:CommitmentsNotRecordedStatementsOfFinancialPositionAbstract
1839	Future commitments resulting from operating leases	Concept (Monetary)	As Of	Credit	gol:FutureCommitmentsFromOperatingLeases
1840	Future commitments resulting from firm aircraft orders	Concept (Monetary)	As Of	Credit	gol:FutureCommitmentsFirmAircraftOrders
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1842	Total foreign currency exposure - R$	Concept (Monetary)	As Of	Credit	gol:TotalForeignCurrencyExposure
1843	Exchange rate (R$/US$)	Concept (Pure)	As Of		gol:ExchangeRate
1844	137 - Disclosure - 28. Financial instruments and risk management (Details 4)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails4
1845	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1846	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
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1849	Maturity [axis]	Axis			ifrs-full:MaturityAxis
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1852	6 to 12 Months [Member]	Member			ifrs-full:LaterThanSixMonthsAndNotLaterThanOneYearMember
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1854	More than 5 years	Member			ifrs-full:LaterThanFiveYearsMember
1855	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
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1858	Suppliers - Forfeiting	Concept (Monetary)	As Of	Credit	gol:SuppliersForfaitingCurrent
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1860	Operating leases	Concept (Monetary)	As Of	Credit	gol:OtherLeasesPayable
1861	Liquidity risk	Concept (Monetary)	As Of	Debit	ifrs-full:FinancialAssetsHeldForManagingLiquidityRisk
1862	138 - Disclosure - 28. Financial instruments and risk management (Details 5)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails5
1863	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1864	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
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1867	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
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1869	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1870	Short-term investments	Concept (Monetary)	As Of	Debit	gol:ShortTermInvestment
1871	Restricted cash	Concept (Monetary)	As Of	Debit	ifrs-full:RestrictedCashAndCashEquivalents
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1873	Total deficit	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
1874	Total capital and net debt	Concept (Monetary)	As Of	Credit	gol:TotalCapitalAndNetDebt
1875	139 - Disclosure - 28. Financial instruments and risk management (Details 6)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails6
1876	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1877	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
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1879	Foreign Exchange Rate Risk [Member]	Member			ifrs-full:CurrencyRiskMember
1880	Hedging instruments [axis]	Axis			ifrs-full:HedgingInstrumentsAxis
1881	ifrs-full_HedgingInstrumentsMember	Member			ifrs-full:HedgingInstrumentsMember
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1883	Foreign Currency Fluctuation [Axis]	Axis			gol:ForeignCurrencyFluctuationAxis
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1887	Dollar Appreciation (+25%) [Member]	Member			gol:DollarDepreciationPlus25PercentMember
1888	Dollar Appreciation (+50%) [Member]	Member			gol:DollarDepreciationPlus50PercentMember
1889	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1890	Exchange rate	Concept (Decimal)	For Period		ifrs-full:AverageForeignExchangeRate
1891	Total exposure	Concept (Monetary)	As Of	Credit	ifrs-full:ExposureToCreditRiskOnLoanCommitmentsAndFinancialGuaranteeContracts
1892	140 - Disclosure - 28. Financial instruments and risk management (Details 7)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails7
1893	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1894	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
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1896	Fuel Risk [Member]	Member			gol:FuelRiskMember
1897	Hedging instruments [axis]	Axis			ifrs-full:HedgingInstrumentsAxis
1898	ifrs-full_HedgingInstrumentsMember	Member			ifrs-full:HedgingInstrumentsMember
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1900	Jet Fuel Barrel Prices Fluctuation [Axis]	Axis			gol:JetFuelBarrelPricesFluctuationAxis
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1902	Decline In Prices/Barrel (-50%) [Member]	Member			gol:DeclineInPricesBarrel-50Member
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1904	Increase In Prices/Barrel (+25%) [Member]	Member			gol:IncreaseInPricesBarrel25Member
1905	Increase In Prices/Barrel (+50%) [Member]	Member			gol:IncreaseInPricesBarrel50Member
1906	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1907	Exchange rate	Concept (Decimal)	For Period		ifrs-full:AverageForeignExchangeRate
1908	Total exposure	Concept (Monetary)	As Of	Credit	ifrs-full:ExposureToCreditRiskOnLoanCommitmentsAndFinancialGuaranteeContracts
1909	141 - Disclosure - 28. Financial instruments and risk management (Details 8)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails8
1910	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1911	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
1912	ifrs-full_TypesOfRisksMember	Member			ifrs-full:TypesOfRisksMember
1913	Interest Rate Risk [Member]	Member			gol:InterestRateRisksMember
1914	Classes of financial instruments [axis]	Axis			ifrs-full:ClassesOfFinancialInstrumentsAxis
1915	ifrs-full_ClassesOfFinancialInstrumentsMember	Member			ifrs-full:ClassesOfFinancialInstrumentsMember
1916	Short & Long-Term Debt, Net Of Short-Term Investments [Member]	Member			gol:ShortAndLongTermDebtNetOfShortTermInvestmentsMember
1917	Short & Long-Term Debt, Net Of Short-Term Investments [Member]	Member			gol:ShortAndLongTermDebtNetOfShortTermInvestments1Member
1918	Derivatives [Member]	Member			gol:NonDerivativeFinancialInstrumentsDerivativesMember
1919	Scenario [Axis]	Axis			gol:ScenarioAxis
1920	Scenario [Domain]	Member			gol:ScenarioDomain
1921	Remote Favorable Scenario (-50%) [Member]	Member			gol:RemoteFavorableScenario-50Member
1922	Possible Favorable Scenario (-25%) [Member]	Member			gol:PossibleFavorableScenario-25Member
1923	Possible Adverse Scenario (+25%) [Member]	Member			gol:PossibleAdverseScenario25Member
1924	Remote Adverse Scenario (+50%) [Member]	Member			gol:RemoteAdverseScenario50Member
1925	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1926	Risk	Concept (Text/String)	For Period		gol:DescriptionOfRisk
1927	Referential rate	Concept (Percent)	For Period		gol:ReferentialRate
1928	Exposure Amount (probable scenario)	Concept (Monetary)	As Of	Credit	ifrs-full:ExposureToCreditRiskOnLoanCommitmentsAndFinancialGuaranteeContracts
1929	Possible Adverse Scenario	Concept (Monetary)	For Period	Credit	gol:Scenario
1930	142 - Disclosure - 28. Financial instruments and risk management (Details 9)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails9
1931	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1932	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
1933	ifrs-full_TypesOfRisksMember	Member			ifrs-full:TypesOfRisksMember
1934	Interest Rate Risk [Member]	Member			gol:InterestRateRisksMember
1935	Fiscal Year [Axis]	Axis			gol:FiscalYearAxis
1936	Fiscal Year [Domain]	Member			gol:FiscalYearDomain
1937	2019	Member			gol:FiscalYear2019Member
1938	2020	Member			gol:FiscalYear2020Member
1939	2021	Member			gol:FiscalYear2021Member
1940	2022	Member			gol:FiscalYear2022Member
1941	2023	Member			gol:FiscalYear2023Member
1942	Total	Member			gol:FiveYearTotalMember
1943	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1944	Basis point value ("BPV") - thousands	Concept (Decimal)	For Period		gol:BasisPointValue
1945	Aircraft to be delivered	Concept (Integer)	For Period		gol:AircraftToBeDelivered
1946	Hedged percentage	Concept (Percent)	For Period		gol:HedgedPercentage
1947	143 - Disclosure - 28. Financial instruments and risk management (Details 10)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetails10
1948	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1949	Levels of fair value hierarchy [axis]	Axis			ifrs-full:LevelsOfFairValueHierarchyAxis
1950	ifrs-full_AllLevelsOfFairValueHierarchyMember	Member			ifrs-full:AllLevelsOfFairValueHierarchyMember
1951	Level 2	Member			ifrs-full:Level2OfFairValueHierarchyMember
1952	Level 1	Member			ifrs-full:Level1OfFairValueHierarchyMember
1953	Levels of fair value hierarchy [Axis]	Axis			ifrs-full:ValuationTechniquesUsedInFairValueMeasurementAxis
1954	ifrs-full_ValuationTechniquesMember	Member			ifrs-full:ValuationTechniquesMember
1955	Book Value	Member			gol:BookValueMember
1956	Fair Value	Member			gol:FairValueMember
1957	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1958	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1959	Short-term investments	Concept (Monetary)	As Of	Debit	gol:ShortTermInvestments1
1960	Restricted cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:RestrictedCashAndCashEquivalents
1961	Derivative assets	Concept (Monetary)	As Of	Debit	ifrs-full:DerivativeFinancialAssets
1962	Derivative liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:DerivativeFinancialLiabilities
1963	144 - Disclosure - 28. Financial instruments and risk management (Details Narrative)	Network	*	*	http://voegol.com/role/FinancialInstrumentsAndRiskManagementDetailsNarrative
1964	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1965	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
1966	ifrs-full_TypesOfRisksMember	Member			ifrs-full:TypesOfRisksMember
1967	Fuel Risk [Member]	Member			gol:FuelRiskMember
1968	Foreign Exchange Rate Risk [Member]	Member			ifrs-full:CurrencyRiskMember
1969	Interest Rate Risk [Member]	Member			gol:InterestRateRisksMember
1970	Hedging instruments [axis]	Axis			ifrs-full:HedgingInstrumentsAxis
1971	ifrs-full_HedgingInstrumentsMember	Member			ifrs-full:HedgingInstrumentsMember
1972	Fuel Derivative [Member]	Member			gol:FuelDerivativeMember
1973	Foreign Currency Derivatives [Member]	Member			gol:ForeignCurrencyDerivativesMember
1974	Currencies [Axis]	Axis			gol:CurrenciesAxis
1975	Currencies Domain	Member			gol:CurrenciesDomain
1976	USD	Member			gol:USDMember
1977	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1978	Gain (loss) on hedge transaction	Concept (Monetary)	For Period	Credit	ifrs-full:GainLossOnChangeInFairValueOfHedgingInstrumentUsedAsBasisForRecognisingHedgeIneffectiveness
1979	Nominal value	Concept (Decimal)	As Of		ifrs-full:NominalAmountOfHedgingInstrument
1980	Net exchange exposure liability	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
1981	Closing exchange rate	Concept (Decimal)	As Of		ifrs-full:ClosingForeignExchangeRate
1982	145 - Disclosure - 29. Liabilities from financing activities (Details)	Network	*	*	http://voegol.com/role/LiabilitiesFromFinancingActivitiesDetails
1983	Statement Table [Table]	Table	*	*	gol:IfrsStatementTable
1984	Changes in liabilities arising from financing activities [Axis]	Axis			gol:ChangesInLiabilitiesArisingFromFinancingActivitiesAxis
1985	gol_ChangesInLiabilitiesArisingFromFinancingActivitiesDomain	Member			gol:ChangesInLiabilitiesArisingFromFinancingActivitiesDomain
1986	Opening balance	Member			gol:OpeningBalanceMember
1987	Cash flows	Member			gol:CashFlowsMember
1988	Net income for the year	Member			gol:NetIncomeForTheYearMember
1989	Property, Plant And Equipment Acquisition Through Financing [Member]	Member			gol:PropertyPlantAndEquipmentAcquisitionThroughFinancingMember
1990	Write-Off Of Property, Plant And Equipment [Member]	Member			gol:Write-OffOfPropertyPlantAndEquipmentMember
1991	Dividends Distributed By Smiles [Member]	Member			gol:DividendsDistributedBySmilesMember
1992	Import Financing [Member]	Member			gol:ImportFinancingMember
1993	Non-cash changes Interest on loans	Member			gol:InterestOnLoansMember
1994	Treasury Shares Sold [Member]	Member			gol:TreasurySharesSoldMember
1995	Gains on change in investment reserve [Member]	Member			gol:GainsOnChangeInInvestmentMember
1996	Non-cash changes Exchange variations on loans	Member			gol:ExchangeVariationOnLoansMember
1997	Interest paid on loans	Member			gol:InterestPaidOnLoansMember
1998	Other	Member			gol:OtherMember
1999	Closing balance	Member			gol:ClosingBalanceMember
2000	Repurchase of debt securities	Member			gol:RepurchaseOfDebtSecuritiesMember
2001	Statement Line Items [Line Items]	LineItems			gol:IfrsStatementLineItems
2002	Short and long-term debt	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
2003	Other liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:OtherLiabilities
2004	Non-controlling interests from Smiles	Concept (Monetary)	As Of	Credit	ifrs-full:NoncontrollingInterests
2005	Treasury shares	Concept (Monetary)	As Of	Debit	ifrs-full:TreasuryShares
2006	Shares to be issued	Concept (Monetary)	As Of	Credit	gol:ShareIssuanceCosts
2007	Capital stock	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
2008	146 - Disclosure - 30. Insurance (Details)	Network	*	*	http://voegol.com/role/InsuranceDetails
2009	Disclosure of types of insurance contracts [table]	Table	*	*	ifrs-full:DisclosureOfTypesOfInsuranceContractsTable
2010	Classes of contingent liabilities [axis]	Axis			ifrs-full:ClassesOfContingentLiabilitiesAxis
2011	ifrs-full_ContingentLiabilitiesMember	Member			ifrs-full:ContingentLiabilitiesMember
2012	Guarantee [Member]	Member			ifrs-full:ContingentLiabilityForGuaranteesMember
2013	Civil Liability per Event [Member]	Member			gol:CivilLiabilityPerEventMember
2014	Inventories [Member]	Member			gol:InventoryMember
2015	Rent Insurance [Member]	Member			gol:RentInsuranceMember
2016	D&O liability insurance [Member]	Member			gol:DOLiabilityInsuranceMember
2017	Fire insurance [Member]	Member			gol:FireInsuranceMember
2018	Currencies [Axis]	Axis			gol:CurrenciesAxis
2019	Currencies Domain	Member			gol:CurrenciesDomain
2020	Brazil, Brazil Real	Member			gol:BRLMember
2021	USD	Member			gol:USDMember
2022	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2023	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
2024	Smiles S.A. ("Smiles") [Member]	Member			gol:SmilesSAMember
2025	Gol Linhas Aereas S.A. ("GLA") [Member]	Member			gol:GolLinhasAereasSAMember
2026	Disclosure of types of insurance contracts [line items]	LineItems			ifrs-full:DisclosureOfTypesOfInsuranceContractsLineItems
2027	Maximum reimbursable amounts	Concept (Monetary)	As Of		ifrs-full:EstimatedFinancialEffectOfContingentLiabilities
2028	147 - Disclosure - 31. Subsequent events (Details Narrative)	Network	*	*	http://voegol.com/role/SubsequentEventsDetailsNarrative
2029	Disclosure of non-adjusting events after reporting period [table]	Table	*	*	ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodTable
2030	Non-adjusting events after reporting period [axis]	Axis			ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
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2032	Cash tender offer ("Tender Offer") [Member]	Member			gol:CashTenderOfferMember
2033	Sale Of Interest [Member]	Member			gol:SaleOfItsInterestMember
2034	Distribution Of Additional Dividends [Member]	Member			gol:DistributionOfAdditionalDividendsMember
2035	Homologation Of Capital Increase [Member]	Member			gol:HomologationOfCapitalIncreaseMember
2036	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
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2038	Smiles S.A. ("Smiles") [Member]	Member			gol:SmilesSAMember
2039	Gol Finance Inc. ("Gol Finance") [Member]	Member			gol:GolFinanceIncMember
2040	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
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2043	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
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2045	Netpoints Fidelidade S.A., [Member]	Member			gol:NetpointsFidelidadeSAMember
2046	Classes of share capital [axis]	Axis			ifrs-full:ClassesOfShareCapitalAxis
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2048	Preference shares [member]	Member			ifrs-full:PreferenceSharesMember
2049	Disclosure of non-adjusting events after reporting period [line items]	LineItems			ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
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