CANOPY GROWTH CORPORATION (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line Label Object Class Period Type Balance Report ElementName
1 100000 - Document - Document and Entity Information Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DocumentDocumentAndEntityInformation
2 Implied Table Table

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3 Document And Entity Information [Abstract] Abstract cgc:DocumentAndEntityInformationAbstract
4 Document Type Concept (Submission Type) For Period dei:DocumentType
5 Amendment Flag Concept (Yes/No) For Period dei:AmendmentFlag
6 Document Period End Date Concept (Date) For Period dei:DocumentPeriodEndDate
7 Document Fiscal Year Focus Concept (Year) For Period dei:DocumentFiscalYearFocus
8 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
9 Trading Symbol Concept (Text/String) For Period dei:TradingSymbol
10 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
11 Entity Central Index Key Concept (CIK Number) For Period dei:EntityCentralIndexKey
12 Current Fiscal Year End Date Concept (Month/Day) For Period dei:CurrentFiscalYearEndDate
13 Entity Well Known Seasoned Issuer Concept (Yes/No) For Period dei:EntityWellKnownSeasonedIssuer
14 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
15 Entity Voluntary Filers Concept (Yes/No) For Period dei:EntityVoluntaryFilers
16 Entity Filer Category Concept (Filer Category) For Period dei:EntityFilerCategory
17 Entity Common Stock Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
18 100010 - Statement - Consolidated Statements of Financial Position Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/StatementConsolidatedStatementsOfFinancialPosition
19 Implied Table Table

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20 Statement Of Financial Position [Abstract] Abstract ifrs-full:StatementOfFinancialPositionAbstract
21 Assets Abstract ifrs-full:AssetsAbstract
22 Current assets Abstract ifrs-full:CurrentAssetsAbstract
23 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
24 Amounts receivable Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivables
25 Biological assets Concept (Monetary) As Of Debit ifrs-full:CurrentBiologicalAssets
26 Inventory Concept (Monetary) As Of Debit ifrs-full:Inventories
27 Prepaid expenses and other assets Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaymentsAndOtherCurrentAssets
28 Current assets other than non-current assets classified as held for sale Concept (Monetary) As Of Debit ifrs-full:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners
29 Assets classified as held for sale Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale
30 Current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
31 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
32 Other long-term assets Concept (Monetary) As Of Debit ifrs-full:OtherAssets
33 Investments in associates Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociates
34 Other financial assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentFinancialAssets
35 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
36 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
37 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
38 Liabilities Abstract ifrs-full:LiabilitiesAbstract
39 Current liabilities Abstract ifrs-full:CurrentLiabilitiesAbstract
40 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
41 Deferred revenue Concept (Monetary) As Of Credit ifrs-full:DeferredIncomeClassifiedAsCurrent
42 Current portion of long-term debt Concept (Monetary) As Of Credit ifrs-full:CurrentPortionOfLongtermBorrowings
43 Current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
44 Long-term debt Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
45 Deferred tax liability Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
46 Other long-term liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
47 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
48 Commitments and contingencies Concept (Monetary) As Of Credit ifrs-full:CapitalCommitments
49 Shareholders' equity Abstract ifrs-full:EquityAbstract
50 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
51 Other reserves Concept (Monetary) As Of Credit ifrs-full:OtherReserves
52 Accumulated other comprehensive income Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
53 Deficit Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
54 Equity attributable to Canopy Growth Corporation Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
55 Non-controlling interests Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
56 Total equity Concept (Monetary) As Of Credit ifrs-full:Equity
57 Total liabilities and equity Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
58 100020 - Statement - Consolidated Statements of Operations Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/StatementConsolidatedStatementsOfOperations
59 Implied Table Table

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60 Income Statement [Abstract] Abstract ifrs-full:IncomeStatementAbstract
61 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
62 Inventory production costs expensed to cost of sales Concept (Monetary) For Period Debit cgc:InventoryProductionCostsExpensedToCOS
63 Gross margin before the undernoted Concept (Monetary) For Period Credit cgc:GrossMarginBeforeUndernoted
64 Fair value changes in biological assets included in inventory sold and other inventory charges Concept (Monetary) For Period Debit cgc:FairValueChangesInBiologicalAssetsIncludedInInventorySoldAndOtherInventoryCharges
65 Unrealized gain on changes in fair value of biological assets Concept (Monetary) For Period cgc:NetUnrealizedGainsOnFairValueAdjustmentBiologicalAssets
66 Gross margin Concept (Monetary) For Period Credit ifrs-full:GrossProfit
67 Sales and marketing Concept (Monetary) For Period Debit ifrs-full:SalesAndMarketingExpense
68 Research and development Concept (Monetary) For Period Debit ifrs-full:ResearchAndDevelopmentExpense
69 General and administration Concept (Monetary) For Period Debit ifrs-full:GeneralAndAdministrativeExpense
70 Acquisition-related costs Concept (Monetary) For Period Debit cgc:AcquistionCostsAssociatedWithBusinessCombinationsInvestmentsInJointVenturesAndInvestmentsInFinancialInstruments
71 Share-based compensation expense Concept (Monetary) For Period Debit cgc:ExpenseFromSharebasedPaymentTransactions
72 Share-based compensation expense related to acquisition milestones Concept (Monetary) For Period Debit cgc:ShareBasedCompensationExpenseRelatedToAcquisitionMilestones
73 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
74 Operating expenses Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
75 Loss from operations Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
76 Share of loss on equity investments Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
77 Other income, net Concept (Monetary) For Period Credit cgc:OtherNonoperatingIncomeExpenses
78 Other income Concept (Monetary) For Period Credit ifrs-full:OtherIncome
79 Loss before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
80 Income tax (expense) recovery Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
81 Net loss Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
82 Net income (loss) attributable to: Abstract ifrs-full:ProfitLossAttributableToAbstract
83 Canopy Growth Corporation Concept (Monetary) For Period Credit ifrs-full:IncomeFromContinuingOperationsAttributableToOwnersOfParent
84 Non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
85 Net loss Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
86 Earnings per share, basic and diluted Abstract ifrs-full:BasicAndDilutedEarningsPerShareAbstract
87 Net loss per share: Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShare
88 Weighted average number of outstanding common shares: Concept (Shares) For Period ifrs-full:WeightedAverageShares
89 100040 - Statement - Consolidated Statements of Comprehensive Income (Loss) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/StatementConsolidatedStatementsOfComprehensiveIncomeLoss
90 Implied Table Table

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91 Statement Of Comprehensive Income [Abstract] Abstract ifrs-full:StatementOfComprehensiveIncomeAbstract
92 Net loss Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
93 Fair value changes on available for sale financial assets Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxAvailableforsaleFinancialAssets
94 Exchange differences on translating foreign operations Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslation
95 Income tax Concept (Monetary) For Period Debit ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss
96 Total other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
97 Comprehensive income (loss) Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
98 Comprehensive income (loss) attributable to: Abstract ifrs-full:ComprehensiveIncomeAttributableToAbstract
99 Canopy Growth Corporation Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
100 Non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
101 Comprehensive income (loss) Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
102 100060 - Statement - Consolidated Statements of Changes in Shareholders' Equity Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity
103 Statement Of Changes In Equity [Table] Table

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 ifrs-full:StatementOfChangesInEquityTable
104 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
105 Equity [member] Member ifrs-full:EquityMember
106 Share capital Member ifrs-full:IssuedCapitalMember
107 Share-based reserve Member ifrs-full:ReserveOfSharebasedPaymentsMember
108 Warrants Member cgc:ReserveOfWarrantsMember
109 Ownership changes Member cgc:ReservesForOwnershipChangeMember
110 Exchange diffrences Member ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember
111 Fair value changes, net of tax Member cgc:ChangeInFairValueMember
112 Deficit Member ifrs-full:RetainedEarningsMember
113 Non-controlling interests Member ifrs-full:NoncontrollingInterestsMember
114 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
115 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
116 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
117 Statement Of Changes In Equity [Line Items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
118 Balance Concept (Monetary) As Of Credit ifrs-full:Equity
119 Balance, Shares Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
120 Equity financings and private placements Concept (Monetary) For Period Debit cgc:EquityFinancingsAndPrivatePlacements
121 Equity financings and private placements, Shares Concept (Shares) For Period cgc:EquityFinancingsAndPrivatePlacementsShares
122 Issuance of shares from acquisitions Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughAcquisitionOfSubsidiary
123 Issuance of shares for acquisition, Shares Concept (Shares) For Period cgc:IssuanceOfSharesForAcquisition
124 Exercise of warrants Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughExerciseOfWarrantsEquity
125 Exercise of warrants, Shares Concept (Shares) For Period cgc:NumberOfSharesIssuedOnExerciseOfWarrants
126 Exercise of ESOP stock options Concept (Monetary) For Period Credit cgc:ExerciseOfESOPStockOptions
127 Exercise of ESOP stock options, Shares Concept (Shares) For Period cgc:ExerciseOfESOPStockOptionsShares
128 Non-controlling interests from acquisitions Concept (Monetary) For Period Credit cgc:IncreaseDecreaseInNonControllingInterestsThroughAcquisition
129 Other share issuances Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity
130 Other share issuances, Shares Concept (Shares) For Period cgc:IncreaseDecreaseThroughTransfersAndOtherChangesEquityShares
131 Fair value changes on available for sale investments, net of tax Concept (Monetary) For Period Credit cgc:FairValueChangesOnAvailableForSaleInvestmentsNetOfTax
132 Share-based compensation Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
133 Other share issue costs Concept (Monetary) For Period Debit cgc:ChangesInEquityShareIssuanceCosts
134 Tax benefit associated with share issue costs Concept (Monetary) For Period Debit cgc:TaxExpenseBenefitForShareIssueRelatedCost
135 Non-controlling interest arising from Canopy Rivers Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl
136 Additional non-controlling interest relating to share-based payment Concept (Monetary) For Period Credit cgc:AdditionalNonControllingInterestRelatingToShareBasedPayment
137 Ownership change arising from Canopy Rivers investment in Vert Mirabel Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughChangeInEquityOfSubsidiaries
138 Net loss Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
139 Other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
140 Balance Concept (Monetary) As Of Credit ifrs-full:Equity
141 Balance, Shares Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
142 100070 - Statement - Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquityParenthetical
143 Statement Of Changes In Equity [Table] Table

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 ifrs-full:StatementOfChangesInEquityTable
144 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
145 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
146 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
147 Statement Of Changes In Equity [Line Items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
148 Share issue costs Concept (Monetary) For Period Debit ifrs-full:ShareIssueRelatedCost
149 100080 - Statement - Consolidated Statements of Cash Flows Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/StatementConsolidatedStatementsOfCashFlows
150 Implied Table Table

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151 Statement Of Cash Flows [Abstract] Abstract ifrs-full:StatementOfCashFlowsAbstract
152 Operating Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
153 Net loss Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
154 Adjustments for: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
155 Depreciation of property, plant and equipment Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationExpense
156 Amortization of intangible assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForAmortisationExpense
157 Share of loss in equity investments Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod
158 Fair value changes in biological assets included in inventory sold and other inventory charges Concept (Monetary) For Period Debit cgc:AdjustmentsForDecreaseIncreaseInBiologicalAssetsForInventorySoldAndOtherInventoryCharges
159 Unrealized gain on changes in fair value of biological assets Concept (Monetary) For Period Credit cgc:AdjustmentsForUnrealizedGainLossOnChangeInFairValueOfBiologicalAssets
160 Share-based compensation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForSharebasedPayments
161 Non-cash acquisition costs Concept (Monetary) For Period Debit cgc:NonCashAcquisitionCosts
162 Loss on disposal of property, plant and equipment and intangible assets Concept (Monetary) For Period Credit cgc:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipmentIncludingIntangibleAssets
163 Other assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInOtherAssets
164 Non-cash other income and expense Concept (Monetary) For Period Debit ifrs-full:OtherAdjustmentsForNoncashItems
165 Income tax (recovery) expense Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncomeTaxExpense
166 Increase in fair value of acquisition consideration related liabilities Concept (Monetary) For Period Debit cgc:AdjustmentsForIncreaseDecreaseOnFairValueOfAcquisitionConsiderationRelatedLiabilities
167 Non-cash interest and FX impact on assets Concept (Monetary) For Period Debit cgc:NonCashInterestAndForeignExchangeImpactOnAssets
168 Changes in non-cash operating working capital items Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseInWorkingCapital
169 Net cash used in operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
170 Investing Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
171 Purchases and deposits of property, plant and equipment and assets in process Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
172 Purchases of intangible assets and intangibles in process Concept (Monetary) For Period Credit ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
173 Proceeds on disposals of property and equipment Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
174 Purchases of restricted investments Concept (Monetary) For Period Credit cgc:PurchaseOfRestrictedInvestments
175 Proceeds on assets classified as held for sale Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations
176 Investments in associates Concept (Monetary) For Period Credit ifrs-full:PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethod
177 Investments in other financial assets Concept (Monetary) For Period Credit ifrs-full:OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities
178 Net cash inflow (outflow) on acquisition of subsidiaries Concept (Monetary) For Period Credit ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
179 Net cash used in investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
180 Financing Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
181 Proceeds from issuance of common shares and warrants Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssueOfOrdinaryShares
182 Payment of share issue costs Concept (Monetary) For Period Credit ifrs-full:PaymentsForShareIssueCosts
183 Proceeds from issuance of shares by Canopy Rivers, net of share issue costs of $2,448 Concept (Monetary) For Period Debit cgc:ProceedsFromIssuanceOfSharesBySubsidiary
184 Proceeds from exercise of stock options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromExerciseOfOptions
185 Proceeds from exercise of warrants Concept (Monetary) For Period Debit cgc:ProceedsFromExerciseOfWarrants
186 Issuance of long-term debt Concept (Monetary) For Period Debit ifrs-full:ProceedsFromNoncurrentBorrowings
187 Increase in finance lease obligations Concept (Monetary) For Period Debit cgc:IncreaseDecreaseInFinanceLeaseObligations
188 Repayment of long-term debt Concept (Monetary) For Period Credit cgc:RepaymentOfBorrowingsAndPaymentOfFinancialLeases
189 Net cash provided by financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
190 Net cash inflow Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
191 Cash and cash equivalents, beginning of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
192 Cash and cash equivalents, end of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
193 100090 - Statement - Consolidated Statements of Cash Flows (Paranthetical) Network

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194 Implied Table Table

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195 Statement Of Cash Flows [Abstract] Abstract ifrs-full:StatementOfCashFlowsAbstract
196 Share issue costs Concept (Monetary) For Period Debit ifrs-full:ShareIssueRelatedCost
197 100100 - Disclosure - Description of Business Network

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198 Implied Table Table

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199 Disclosure Of Business Description [Abstract] Abstract cgc:DisclosureOfBusinessDescriptionAbstract
200 Description of Business Concept (Text Block (HTML)) For Period cgc:DisclosureOfBusinessDescriptionExplanatory
201 100110 - Disclosure - Basis of Presentation Network

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202 Implied Table Table

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203 Disclosure Of Basis Of Presentation [Abstract] Abstract cgc:DisclosureOfBasisOfPresentationAbstract
204 Basis of Presentation Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory
205 100120 - Disclosure - Significant Accounting Policies Network

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206 Implied Table Table

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207 Disclosure Of Significant Accounting Policies [Abstract] Abstract cgc:DisclosureOfSignificantAccountingPoliciesAbstract
208 Significant Accounting Policies Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
209 100130 - Disclosure - Amounts Receivable Network

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210 Implied Table Table

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211 Trade And Other Current Receivables [Abstract] Abstract ifrs-full:TradeAndOtherCurrentReceivablesAbstract
212 Amounts Receivable Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory
213 100140 - Disclosure - Biological Assets Network

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214 Implied Table Table

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215 Disclosure Of Detailed Information About Biological Assets [Abstract] Abstract ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsAbstract
216 Biological Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBiologicalAssetsExplanatory
217 100150 - Disclosure - Inventory Network

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218 Implied Table Table

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219 Classes Of Inventories [Abstract] Abstract ifrs-full:ClassesOfInventoriesAbstract
220 Inventory Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInventoriesExplanatory
221 100160 - Disclosure - Prepaid Expenses and Other Assets Network

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222 Implied Table Table

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223 Prepaid Expenses And Other Assets [Abstract] Abstract cgc:PrepaidExpensesAndOtherAssetsAbstract
224 Prepaid Expenses and Other Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPrepaymentsAndOtherAssetsExplanatory
225 100170 - Disclosure - Assets Classified as Held for Sale Network

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226 Implied Table Table

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227 Noncurrent Assets Or Disposal Groups Classified As Held For Sale Or As Held For Distribution To Owners [Abstract] Abstract ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwnersAbstract
228 Assets Classified as Held for Sale Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNoncurrentAssetsHeldForSaleAndDiscontinuedOperationsExplanatory
229 100180 - Disclosure - Property, Plant and Equipment Network

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230 Implied Table Table

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231 Disclosure Of Property Plant And Equipment [Abstract] Abstract ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
232 Property, Plant and Equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
233 100190 - Disclosure - Acquistions and Disposals Network

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234 Implied Table Table

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235 Disclosure Of Business Combinations [Abstract] Abstract ifrs-full:DisclosureOfBusinessCombinationsAbstract
236 Acquistions and Disposals Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBusinessCombinationsExplanatory
237 100200 - Disclosure - Intangible Assets And Goodwill Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureIntangibleAssetsAndGoodwill
238 Implied Table Table

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239 Disclosure Of Intangible Assets [Abstract] Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
240 Intangible Assets And Goodwill Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIntangibleAssetsExplanatory
241 100210 - Disclosure - Formation of Canopy Rivers Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureFormationOfCanopyRivers
242 Implied Table Table

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243 Disclosure Of Significant Investments In Subsidiaries [Abstract] Abstract ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesAbstract
244 Formation of Canopy Rivers Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInSubsidiariesExplanatory
245 100220 - Disclosure - Joint Operations Network

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246 Implied Table Table

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247 Disclosure Of Joint Operations [Abstract] Abstract ifrs-full:DisclosureOfJointOperationsAbstract
248 Joint Operations Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfJointOperationsExplanatory
249 100230 - Disclosure - Non-controlling Interests Network

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250 Implied Table Table

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251 Non Controlling Interests [Abstract] Abstract cgc:NonControllingInterestsAbstract
252 Non-controlling Interests Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNoncontrollingInterestsExplanatory
253 100240 - Disclosure - Investments in Associates Network

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254 Implied Table Table

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255 Disclosure Of Significant Investments In Associates [Abstract] Abstract ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesAbstract
256 Investments in Associates Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesExplanatory
257 100250 - Disclosure - Other Financial Assets Network

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258 Implied Table Table

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259 Disclosure Of Financial Assets [Abstract] Abstract ifrs-full:DisclosureOfFinancialAssetsAbstract
260 Other Financial Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialAssetsExplanatory
261 100260 - Disclosure - Accounts Payable and Accrued Liabilities Network

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262 Implied Table Table

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263 Accounts Payable And Accrued Liabilities [Abstract] Abstract cgc:AccountsPayableAndAccruedLiabilitiesAbstract
264 Accounts Payable and Accrued Liabilities Concept (Text Block (HTML)) For Period cgc:DisclosureOfAccountsPayableAndAccruedLiabilitiesExplanatory
265 100270 - Disclosure - Long-term Debt and Other Long-Term Liabilities Network

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266 Implied Table Table

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267 Borrowings [Abstract] Abstract ifrs-full:BorrowingsAbstract
268 Long-term Debt and Other Long-Term Liabilities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBorrowingsExplanatory
269 100280 - Disclosure - Reconciliation of Liabilities Arising From Financing Activities Network

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270 Implied Table Table

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271 Disclosure Of Reconciliation Of Liabilities Arising From Financing Activities [Abstract] Abstract ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesAbstract
272 Reconciliation of Liabilities Arising From Financing Activities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationThatEnablesUsersOfFinancialStatementsToEvaluateChangesInLiabilitiesArisingFromFinancingActivitiesExplanatory
273 100290 - Disclosure - Share Capital Network

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274 Implied Table Table

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275 Disclosure Of Classes Of Share Capital [Abstract] Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
276 Share Capital Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory
277 100300 - Disclosure - Other Income (Expense) Network

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278 Implied Table Table

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279 Analysis Of Income And Expense [Abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
280 Other Income (Expense) Concept (Text Block (HTML)) For Period cgc:DisclosureOfOtherIncomeExpenseExplanatory
281 100310 - Disclosure - Expenses by Nature Network

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282 Implied Table Table

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283 Expense By Nature [Abstract] Abstract ifrs-full:ExpenseByNatureAbstract
284 Expenses by Nature Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExpensesByNatureExplanatory
285 100320 - Disclosure - Earnings Per Share Network

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286 Implied Table Table

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287 Earnings Per Share [Abstract] Abstract ifrs-full:EarningsPerShareAbstract
288 Earnings Per Share Concept (Text Block (HTML)) For Period ifrs-full:EarningsPerShareExplanatory
289 100330 - Disclosure - Income Taxes Network

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290 Implied Table Table

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291 Disclosure Of Income Taxes [Abstract] Abstract cgc:DisclosureOfIncomeTaxesAbstract
292 Income Taxes Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIncomeTaxExplanatory
293 100340 - Disclosure - Related Parties Network

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294 Implied Table Table

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295 Disclosure Of Transactions Between Related Parties [Abstract] Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
296 Related Parties Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
297 100350 - Disclosure - Commitments and Contingencies Network

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298 Implied Table Table

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299 Disclosure Of Commitments And Contingencies [Abstract] Abstract cgc:DisclosureOfCommitmentsAndContingenciesAbstract
300 Commitments and Contingencies Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory
301 100360 - Disclosure - Supplementary Cash Flow Information Network

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302 Implied Table Table

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303 Disclosure Of Cash Flow Statement [Abstract] Abstract cgc:DisclosureOfCashFlowStatementAbstract
304 Supplementary Cash Flow Information Concept (Text Block (HTML)) For Period cgc:DisclosureOfSupplementaryCashFlowInformationExplanatory
305 100370 - Disclosure - Financial Instruments Network

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306 Implied Table Table

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307 Disclosure Of Financial Instruments [Abstract] Abstract ifrs-full:DisclosureOfFinancialInstrumentsAbstract
308 Financial Instruments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsExplanatory
309 100380 - Disclosure - Segmented Information Network

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310 Implied Table Table

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311 Disclosure Of Operating Segments [Abstract] Abstract ifrs-full:DisclosureOfOperatingSegmentsAbstract
312 Segmented Information Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory
313 100390 - Disclosure - Capital Management Network

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314 Implied Table Table

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315 Disclosure Of Financial Risk Management [Abstract] Abstract cgc:DisclosureOfFinancialRiskManagementAbstract
316 Capital Management Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialRiskManagementExplanatory
317 100400 - Disclosure - Subsequent Events Network

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318 Implied Table Table

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319 Disclosure Of Nonadjusting Events After Reporting Period [Abstract] Abstract ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodAbstract
320 Subsequent Events Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodExplanatory
321 100410 - Disclosure - Comparative amounts Network

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322 Implied Table Table

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323 Comparative Amounts [Abstract] Abstract cgc:ComparativeAmountsAbstract
324 Comparative Amounts Concept (Text Block (HTML)) For Period cgc:ComparativeAmountsExplanatory
325 100420 - Disclosure - Significant Accounting Policies (Policies) Network

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326 Implied Table Table

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327 Disclosure Of Significant Accounting Policies [Abstract] Abstract cgc:DisclosureOfSignificantAccountingPoliciesAbstract
328 Foreign currency translation Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
329 Biological assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBiologicalAssetsExplanatory
330 Inventory Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories
331 Property, plant and equipment Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
332 Finite-lived and indefinite-lived intangible assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsOtherThanGoodwillExplanatory
333 Impairment of long-lived assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory
334 Goodwill Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForGoodwillExplanatory
335 Leased assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory
336 Assets held for sale Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory
337 Revenue recognition Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue
338 Research and development Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForResearchAndDevelopmentExpenseExplanatory
339 Income taxes Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
340 Share-based compensation Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory
341 Earnings (loss) per share Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEarningsPerShareExplanatory
342 Financial instruments Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory
343 Critical judgments in applying accounting policies and estimates Concept (Text Block (HTML)) For Period cgc:DescriptionOfAccountingPolicyForCriticalJudgmentsInApplyingAccountingPoliciesAndEstimatesExplanatory
344 New and revised IFRS in issue but not yet effective Concept (Text Block (HTML)) For Period cgc:DescriptionOfAccountingPolicyForNewAndRevisedIFRSInIssueButNotYetEffective
345 100430 - Disclosure - Basis of Presentation (Tables) Network

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346 Implied Table Table

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347 Disclosure Of Basis Of Presentation [Abstract] Abstract cgc:DisclosureOfBasisOfPresentationAbstract
348 Disclosure of company’s subsidiaries and ownership interest held by non-controlling interests Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory
349 100440 - Disclosure - Significant Accounting Policies (Tables) Network

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350 Implied Table Table

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351 Disclosure Of Significant Accounting Policies [Abstract] Abstract cgc:DisclosureOfSignificantAccountingPoliciesAbstract
352 Schedule of Useful Lives of Property, Plant and Equipment Concept (Text Block (HTML)) For Period cgc:DisclosureOfDetailedInformationAboutUsefulLifeOfTangibleAssetsExplanatory
353 Schedule of Useful Lives of Finite-Lived Intangible Assets Concept (Text Block (HTML)) For Period cgc:DisclosureOfDetailedInformationAboutUsefulLifeOfFiniteLivedIntangibleAssetsExplanatory
354 100450 - Disclosure - Amounts Receivable (Tables) Network

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355 Implied Table Table

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356 Trade And Other Current Receivables [Abstract] Abstract ifrs-full:TradeAndOtherCurrentReceivablesAbstract
357 Summary of Amounts Receivable Concept (Text Block (HTML)) For Period cgc:DisclosureOfDetailedInformationAboutAmountsReceivableExplanatory
358 100460 - Disclosure - Biological Assets (Tables) Network

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359 Implied Table Table

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360 Disclosure Of Reconciliation Of Changes In Biological Assets [Abstract] Abstract ifrs-full:DisclosureOfReconciliationOfChangesInBiologicalAssetsAbstract
361 Disclosure of continuity of biological assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfChangesInBiologicalAssetsExplanatory
362 Summary of Significant Unobservable Inputs and Range of Values Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfAssetsExplanatory
363 100470 - Disclosure - Inventory (Tables) Network

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364 Implied Table Table

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365 Classes Of Inventories [Abstract] Abstract ifrs-full:ClassesOfInventoriesAbstract
366 Schedule of Inventory Concept (Text Block (HTML)) For Period cgc:DisclosureOfDetailedInformationAboutInventoriesExplanatory
367 100480 - Disclosure - Prepaid Expenses and Other Assets (Tables) Network

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368 Implied Table Table

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369 Prepaid Expenses And Other Assets [Abstract] Abstract cgc:PrepaidExpensesAndOtherAssetsAbstract
370 Schedule of Prepaid Expenses and Other Assets Concept (Text Block (HTML)) For Period cgc:DisclosureOfPrepaidExpensesAndOtherAssetsExplanatory
371 100490 - Disclosure - Property, Plant and Equipment (Tables) Network

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372 Implied Table Table

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373 Disclosure Of Property Plant And Equipment [Abstract] Abstract ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
374 Schedule of Property Plant and Equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
375 100500 - Disclosure - Acquistions and Disposals (Tables) Network

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376 Implied Table Table

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377 Disclosure Of Business Combinations [Abstract] Abstract ifrs-full:DisclosureOfBusinessCombinationsAbstract
378 Summary of Balance Sheet Impact on Acquisition Date Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory
379 Summary of Derecognized Assets And Liabilities Related To Deconsolidation Of Subsidiaries Concept (Text Block (HTML)) For Period cgc:DisclosureOfDerecognizedAssetsAndLiabilitiesRelatedToDeconsolidationOfSubsidiariesExplanatory
380 100510 - Disclosure - Intangible Assets And Goodwill (Tables) Network

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381 Implied Table Table

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382 Disclosure Of Intangible Assets [Abstract] Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
383 Schedule of Continuity of Intangible Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory
384 Schedule of Net Change in Goodwill Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillExplanatory
385 100520 - Disclosure - Non-controlling Interests (Tables) Network

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386 Implied Table Table

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387 Non Controlling Interests [Abstract] Abstract cgc:NonControllingInterestsAbstract
388 Summary of Financial Information About Company’s Subsidiaries Non-controlling Interests Concept (Text Block (HTML)) For Period cgc:DisclosureOfFinancialInformationOfSignificantInvestmentsNonControllingInterestInSubsidiariesExplanatory
389 Summary of Net Change In Non-controlling Interests Concept (Text Block (HTML)) For Period cgc:DisclosureOfNetChangeInNoncontrollingInterestsExplanatory
390 100530 - Disclosure - Investments in Associates (Tables) Network

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391 Implied Table Table

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392 Disclosure Of Significant Investments In Associates [Abstract] Abstract ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesAbstract
393 Summary of Changes in Investments in Associates Accounted for Using Equity Method Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory
394 Summary of Investments in Associates Concept (Text Block (HTML)) For Period cgc:SummaryOfFinancialStatementTotalsRelatingToAssociateInvestmentsExplanatory
395 100540 - Disclosure - Other Financial Assets (Tables) Network

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396 Implied Table Table

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397 Disclosure Of Financial Assets [Abstract] Abstract ifrs-full:DisclosureOfFinancialAssetsAbstract
398 Summary of Changes in Other Financial Assets Concept (Text Block (HTML)) For Period cgc:DisclosureOfChangesInOtherFinancialAssetsExplanatory
399 100550 - Disclosure - Accounts Payable and Accrued Liabilities (Tables) Network

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400 Implied Table Table

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401 Accounts Payable And Accrued Liabilities [Abstract] Abstract cgc:AccountsPayableAndAccruedLiabilitiesAbstract
402 Summary of Accounts Payable and Accrued Liabilities Concept (Text Block (HTML)) For Period cgc:DisclosureOfDetailedInformationAboutAccountsPayableAndAccruedLiabilitiesExplanatory
403 100560 - Disclosure - Long-term Debt and Other Long-Term Liabilities (Tables) Network

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404 Implied Table Table

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405 Borrowings [Abstract] Abstract ifrs-full:BorrowingsAbstract
406 Summary of Detailed Information About Borrowings Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory
407 Summary of Principal Repayments of Long-term Debt Concept (Text Block (HTML)) For Period ifrs-full:MaturityAnalysisForNonderivativeFinancialLiabilities
408 100570 - Disclosure - Reconciliation of Liabilities Arising From Financing Activities (Tables) Network

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409 Implied Table Table

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410 Disclosure Of Reconciliation Of Liabilities Arising From Financing Activities [Abstract] Abstract ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesAbstract
411 Schedule of Reconciliation of Liabilities Arising From Financing Activities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesExplanatory
412 100580 - Disclosure - Share Capital (Tables) Network

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413 Implied Table Table

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414 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Abstract] Abstract ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract
415 Summary of Equity Financing Concept (Text Block (HTML)) For Period cgc:DisclosureOfEquityFinancingAndPrivatePlacementExplanatory
416 Summary of Equity Issuances Related to Acquisitions Concept (Text Block (HTML)) For Period cgc:DisclosureOfEquityIssuancesRelatedToAcquisitionsExplanatory
417 Summary of Other Equity Issuances Concept (Text Block (HTML)) For Period cgc:DisclosureOfOtherEquityIssuancesExplanatory
418 Summary of Warrants Concept (Text Block (HTML)) For Period cgc:DisclosureOfWarrantExplanatory
419 Summary of Changes in ESOP Options Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory
420 Summary of Outstanding Stock Options Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory
421 Summary of Assumptions Used Following Black-Scholes Option Pricing Model to Establish Fair Value of Options Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory
422 Summary of Share-based Compensation Expense related to Acquisition Concept (Text Block (HTML)) For Period cgc:DisclosureOfShareBasedCompensationExpenseRelatedToAcquisitionExplanatory
423 100590 - Disclosure - Other Income (Expense) (Tables) Network

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424 Implied Table Table

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425 Analysis Of Income And Expense [Abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
426 Summary of Other Income (Expense) Concept (Text Block (HTML)) For Period cgc:DetailInformationAboutOtherIncomeExpenseExplanatory
427 100600 - Disclosure - Expenses by Nature (Tables) Network

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428 Implied Table Table

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429 Expense By Nature [Abstract] Abstract ifrs-full:ExpenseByNatureAbstract
430 Summary of Operating Expenses Distributed by Nature Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExpensesExplanatory
431 100610 - Disclosure - Income Taxes (Tables) Network

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432 Implied Table Table

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433 Disclosure Of Income Taxes [Abstract] Abstract cgc:DisclosureOfIncomeTaxesAbstract
434 Summary of Income Tax Expense Concept (Text Block (HTML)) For Period cgc:DisclosureOfIncomeTaxExpenseIncomeExplanatory
435 Summary of Effect of Temporary Differences and Loss Carryforwards Concept (Text Block (HTML)) For Period cgc:SummaryOfEffectOfTemporaryDifferencesAndLossExplanatory
436 Summary of Unrecognized Temporary Differences Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory
437 Non-Capital Losses Available to Reduce Future Years Taxable Income Concept (Text Block (HTML)) For Period cgc:DisclosureOfNonCapitalLossesAvailableToReduceTaxableIncomeExplanatory
438 100620 - Disclosure - Related Parties (Tables) Network

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439 Implied Table Table

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440 Disclosure Of Transactions Between Related Parties [Abstract] Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
441 Summary of Key Management Personnel Compensation Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationAboutKeyManagementPersonnelExplanatory
442 100630 - Disclosure - Commitments and Contingencies (Tables) Network

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443 Implied Table Table

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444 Disclosure Of Commitments And Contingencies [Abstract] Abstract cgc:DisclosureOfCommitmentsAndContingenciesAbstract
445 Schedule of Future Minimum Lease and Royalty Payments Concept (Text Block (HTML)) For Period cgc:ScheduleOfFutureMinimumLeaseAndRoyaltyPaymentsExplanatory
446 100640 - Disclosure - Supplementary Cash Flow Information (Tables) Network

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447 Implied Table Table

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448 Disclosure Of Cash Flow Statement [Abstract] Abstract cgc:DisclosureOfCashFlowStatementAbstract
449 Summary of Changes in Non-Cash Working Capital Concept (Text Block (HTML)) For Period cgc:DisclosureOfChangesInNonCashWorkingCapitalExplanatory
450 Summary of Cash and Cash Equivalents Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory
451 100650 - Disclosure - Financial Instruments (Tables) Network

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452 Implied Table Table

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453 Disclosure Of Financial Instruments [Abstract] Abstract ifrs-full:DisclosureOfFinancialInstrumentsAbstract
454 Summary of Aging of Receivables Concept (Text Block (HTML)) For Period ifrs-full:AnalysisOfAgeOfFinancialAssetsThatArePastDueButNotImpaired
455 Summary Contractual Maturities of Undiscounted Cash Flows Concept (Text Block (HTML)) For Period cgc:ContractualMaturitiesOfUndiscountedCashFlowsExplanatory
456 Summary of Valuation Techniques and Key Inputs Used in Fair Value Measurement of Level 2 Financial Instruments Concept (Text Block (HTML)) For Period cgc:SummaryOfValuationTechniquesAndKeyInputsUsedInFairValueMeasurementOfLevel2FinancialInstrumentsExplanatory
457 Summary of Valuation Techniques and Significant Unobservable Inputs in Fair Value Measurement of Level 3 Financial Instruments Concept (Text Block (HTML)) For Period cgc:SummaryOfValuationTechniquesAndSignificantUnobservableInputsInFairValueMeasurementOfLevel3FinancialInstrumentsExplanatory
458 100660 - Disclosure - Description of Business - Additional Information (Details) Network

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459 Implied Table Table

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460 Disclosure Of Business Description [Abstract] Abstract cgc:DisclosureOfBusinessDescriptionAbstract
461 Country of incorporation Concept (Text/String) For Period ifrs-full:CountryOfIncorporation
462 100670 - Disclosure - Basis of Presentation - Disclosure of Company Subsidiaries and Ownership Interest Held by Non-Controlling Interests (Details) Network

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463 Disclosure Of Significant Investments In Subsidiaries [Table] Table

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464 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
465 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
466 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
467 Tweed Inc. Member cgc:TweedIncMember
468 Tweed Farms Inc. Member cgc:TweedFarmsIncMember
469 Bedrocan Canada Inc. Member cgc:BedrocanCanadaIncMember
470 Spectrum Cannabis Canada Ltd. Member cgc:SpectrumCannabisCanadaLtdMember
471 Tweed Grasslands Cannabis Inc. Member cgc:TweedGrasslandsCannabisIncMember
472 Les Serres Vert Cannabis Member cgc:LesSerresVertCannabisMember
473 Spot Therapeutics Inc. Member cgc:SpotTherapeuticsIncMember
474 Vert Cannabis Inc. Member cgc:VertCannabisIncMember
475 Mettrum Hempworks Inc. Member cgc:MettrumHempworksIncMember
476 Groupe H.E.M.P.CA Member cgc:GroupeHEMPCAMember
477 Spectrum Health Corp. Member cgc:SpectrumHealthCorpMember
478 10252832 Canada Inc Member cgc:OneZeroTwoFiveTwoEightThreeTwoCanadaIncMember
479 9388036 Canada Inc. Member cgc:NineThreeEightEightZeroThreeSixCanadaIncMember
480 10663824 Canada Inc. Member cgc:OneZeroSixSixThreeEightTwoFourCanadaIncMember
481 80694 Newfoundand and Labrador Inc. Member cgc:EightZeroSixNineFourNewfoundlandAndLabradorIncMember
482 2344823 Ontario Inc. d/b/a Bodystream Member cgc:TwoThreeFourFourEightTwoThreeOntarioIncMember
483 Apollo Applied Research Inc. and Apollo CRO Inc. Member cgc:ApolloAppliedResearchIncAndApolloCROIncMember
484 Spektrum Cannabis GmbH Member cgc:SpektrumCannabisGmbHMember
485 Canopy LATAM Corporation Member cgc:CanopyLATAMCorporationMember
486 Spectrum Chile SpA Member cgc:SpectrumChileSpAMember
487 Grow House JA Limited Member cgc:GrowHouseJALimitedMember
488 Spectrum Cannabis Denmark Aps Member cgc:SpectrumCannabisDenmarkApSMember
489 Spectrum Polska Sp Member cgc:SpectrumPolskaSpMember
490 Spectrum Cannabis Australia PTY Ltd. Member cgc:SpectrumCannabisAustraliaPTYLtdMember
491 Spectrum Cannabis Italia srl Member cgc:SpectrumCannabisItaliaSrlMember
492 Disclosure Of Significant Investments In Subsidiaries [Line Items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
493 Subsidiaries Concept (Text/String) For Period ifrs-full:NameOfSubsidiary
494 Non-controlling interests Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests
495 100680 - Disclosure - Significant Accounting Policies - Schedule of Useful Lives of Property, Plant and Equipment (Details) Network

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496 Disclosure Of Property Plant And Equipment [Table] Table

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497 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
498 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
499 Computer Equipment Member ifrs-full:ComputerEquipmentMember
500 Office/Lab Equipment Member cgc:OfficeAndLabEquipmentMember
501 Furniture and Fixtures Member ifrs-full:FixturesAndFittingsMember
502 Warehouse Equipment Member cgc:WarehouseEquipmentMember
503 Production Equipment Member cgc:ProductionEquipmentMember
504 Leasehold Improvements Member ifrs-full:LeaseholdImprovementsMember
505 Building and Improvements Member cgc:BuildingAndImprovementsMember
506 Greenhouse and Improvements Member cgc:GreenhouseAndImprovementsMember
507 Disclosure Of Property Plant And Equipment [Line Items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
508 Useful life Concept (Text/String) For Period ifrs-full:UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment
509 100690 - Disclosure - Significant Accounting Policies - Schedule of Useful Lives of Finite-Lived Intangible Assets (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureSignificantAccountingPoliciesScheduleOfUsefulLivesOfFiniteLivedIntangibleAssetsDetails
510 Disclosure Of Intangible Assets [Table] Table

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*

 ifrs-full:DisclosureOfIntangibleAssetsTable
511 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
512 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
513 Domain Name Member cgc:DomainNameMember
514 Health Canada Licenses Member cgc:HealthCanadaLicensesMember
515 Distribution Channel Member cgc:DistributionChannelMember
516 Import License Member cgc:ImportLicenseMember
517 Software Member ifrs-full:ComputerSoftwareMember
518 Disclosure Of Intangible Assets [Line Items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
519 Useful life Concept (Text/String) For Period ifrs-full:UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwill
520 100700 - Disclosure - Significant Accounting Policies - Additional Information (Details) Network

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*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetails
521 Implied Table Table

*

*

 implied:Table
522 Disclosure Of Significant Accounting Policies [Abstract] Abstract cgc:DisclosureOfSignificantAccountingPoliciesAbstract
523 Number of reportable segment Concept (Integer) For Period cgc:NumberOfReportableSegment
524 100710 - Disclosure - Significant Accounting Policies - Additional Information (Details 1) Network

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*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureSignificantAccountingPoliciesAdditionalInformationDetails1
525 Disclosure Of Joint Ventures [Table] Table

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*

 ifrs-full:DisclosureOfJointVenturesTable
526 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
527 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
528 BC Tweed Member cgc:BCTweedMember
529 Disclosure Of Joint Ventures [Line Items] LineItems ifrs-full:DisclosureOfJointVenturesLineItems
530 Proportion of ownership interest in joint operation Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
531 100720 - Disclosure - Amounts Receivable - Summary of Amounts Receivable (Details) Network

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*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureAmountsReceivableSummaryOfAmountsReceivableDetails
532 Implied Table Table

*

*

 implied:Table
533 Trade And Other Receivables [Abstract] Abstract ifrs-full:TradeAndOtherReceivablesAbstract
534 Accounts receivable Concept (Monetary) As Of Debit ifrs-full:TradeReceivables
535 Commodity tax receivable Concept (Monetary) As Of Debit ifrs-full:ReceivablesFromTaxesOtherThanIncomeTax
536 Interest receivable Concept (Monetary) As Of Debit ifrs-full:CurrentInterestReceivable
537 Total amounts receivable Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivables
538 100730 - Disclosure - Biological Assets - Disclosure of Continuity of Biological Assets (Details) Network

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*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureBiologicalAssetsDisclosureOfContinuityOfBiologicalAssetsDetails
539 Implied Table Table

*

*

 implied:Table
540 Disclosure Of Reconciliation Of Changes In Biological Assets [Abstract] Abstract ifrs-full:DisclosureOfReconciliationOfChangesInBiologicalAssetsAbstract
541 Balance, beginning of year Concept (Monetary) As Of Debit ifrs-full:BiologicalAssets
542 Purchases of seeds Concept (Monetary) For Period Debit ifrs-full:AdditionsFromPurchasesBiologicalAssets
543 Acquired biological assets Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsBiologicalAssets
544 Disposed biological assets due to disposal of consolidated entity (Note 10(c)) Concept (Monetary) For Period Credit cgc:DecreaseInBiologicalAssetsDueToDisposalOfConsolidatedEntity
545 Unrealized gain on changes in fair value of biological assets Concept (Monetary) For Period cgc:NetUnrealizedGainsOnFairValueAdjustmentBiologicalAssets
546 Increase in biological assets due to capitalized costs Concept (Monetary) For Period Debit cgc:IncreaseInBiologicalAssetsDueToCapitalizedCosts
547 Transferred to inventory upon harvest Concept (Monetary) For Period Credit ifrs-full:DecreaseDueToHarvestBiologicalAssets
548 Balance, end of year Concept (Monetary) As Of Debit ifrs-full:BiologicalAssets
549 100740 - Disclosure - Biological Assets - Additional Information (Details) Network

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*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureBiologicalAssetsAdditionalInformationDetails
550 Implied Table Table

*

*

 implied:Table
551 Disclosure Of Reconciliation Of Changes In Biological Assets [Abstract] Abstract ifrs-full:DisclosureOfReconciliationOfChangesInBiologicalAssetsAbstract
552 Average completion percentage of biological assets to the next expected harvest date Concept (Percent) As Of cgc:AverageCompletionPercentageOfBiologicalAssetsToNextExpectedHarvestDate
553 100750 - Disclosure - Biological Assets - Summary of Significant Unobservable Inputs and Range of Values (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureBiologicalAssetsSummaryOfSignificantUnobservableInputsAndRangeOfValuesDetails
554 Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurement Of Assets [Table] Table

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*

 ifrs-full:DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfAssetsTable
555 Measurement [axis] Axis ifrs-full:MeasurementAxis
556 Aggregated measurement [member] Member ifrs-full:AggregatedMeasurementMember
557 Estimated Yield per Plant Member cgc:EstimatedYieldPerPlantMember
558 Listed Selling Price of Dry Cannabis Member cgc:ListedSellingPriceOfDryCannabisMember
559 Range [axis] Axis ifrs-full:RangeAxis
560 Ranges [member] Member ifrs-full:RangesMember
561 Minimum Member ifrs-full:BottomOfRangeMember
562 Maximum Member ifrs-full:TopOfRangeMember
563 Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurement Of Assets [Line Items] LineItems ifrs-full:DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfAssetsLineItems
564 Unobservable Inputs Concept (Text/String) For Period ifrs-full:DescriptionOfInterrelationshipsBetweenUnobservableInputsAndOfHowTheyMightMagnifyOrMitigateEffectOfChangesInUnobservableInputsOnFairValueMeasurementAssets
565 Range Concept (Decimal) For Period cgc:FairValueMeasurementDueToChangeUnobservableInputsToRangeOfValuesPerPlant
566 Sensitivity Concept (Text/String) For Period ifrs-full:DescriptionOfSensitivityOfFairValueMeasurementToChangesInUnobservableInputsAssets
567 100760 - Disclosure - Inventory - Schedule of Inventory (Details) Network

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*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureInventoryScheduleOfInventoryDetails
568 Implied Table Table

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*

 implied:Table
569 Classes Of Inventories [Abstract] Abstract ifrs-full:ClassesOfInventoriesAbstract
570 Dry Cannabis, Finished goods Concept (Monetary) As Of Debit cgc:DryCannabisFinishedGoods
571 Dry Cannabis, Work-in-process Concept (Monetary) As Of Debit cgc:DryCannabisWorkInProgress
572 Dry Cannabis, Inventory Gross Concept (Monetary) As Of Debit cgc:DryCannabisInventoryGross
573 Cannabis Oils, Finished goods Concept (Monetary) As Of Debit cgc:CannabisOilsFinishedGoods
574 Cannabis Oils, Work-in-process Concept (Monetary) As Of Debit cgc:CannabisOilsWorkInProgress
575 Cannabis Oils, Inventory Gross Concept (Monetary) As Of Debit cgc:CannabisOilsInventoryGross
576 Capsules - Finished goods Concept (Monetary) As Of Debit cgc:CapsulesFinishedGoods
577 Seeds - Finished goods Concept (Monetary) As Of Debit cgc:SeedsFinishedGoods
578 Total Other Cannabis Finished Goods Inventory Concept (Monetary) As Of Debit cgc:OtherCannabisFinishedGoodsInventory
579 Total Cannabis and Cannabis Derivatives Inventory Concept (Monetary) As Of Debit cgc:CannabisAndCannabisDerivativesInventory
580 Product for resale (vaporizers and other) Concept (Monetary) As Of Debit cgc:MerchandiseAndOtherProductsForResale
581 Supplies and consumables Concept (Monetary) As Of Debit ifrs-full:CurrentMaterialsAndSuppliesToBeConsumedInProductionProcessOrRenderingServices
582 Total inventory Concept (Monetary) As Of Debit ifrs-full:Inventories
583 100770 - Disclosure - Inventory - Additional Information (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureInventoryAdditionalInformationDetails
584 Implied Table Table

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*

 implied:Table
585 Classes Of Inventories [Abstract] Abstract ifrs-full:ClassesOfInventoriesAbstract
586 Inventories expensed during the period Concept (Monetary) For Period Debit ifrs-full:CostOfInventoriesRecognisedAsExpenseDuringPeriod
587 Fair value changes in biological assets included in inventory sold and other inventory charges Concept (Monetary) For Period Debit cgc:FairValueChangesInBiologicalAssetsIncludedInInventorySoldAndOtherInventoryCharges
588 Fair value changes in biological assets included in inventory sold Concept (Monetary) For Period Debit cgc:FairValueChangesInBiologicalAssetsIncludedInInventorySold
589 Other inventory charges included in the fair value changes in biological assets included in inventory sold and other inventory charges Concept (Monetary) For Period Debit cgc:OtherInventoryChargesIncludedInFairValueChangesInBiologicalAssetsIncludedInInventorySoldAndOtherInventoryCharges
590 Net realizable value adjustment for anticipated price changes Concept (Monetary) For Period ifrs-full:GainsLossesOnFairValueAdjustmentAttributableToPriceChangesBiologicalAssets
591 Inventory write-off Concept (Monetary) For Period ifrs-full:InventoryWritedown2011
592 100780 - Disclosure - Prepaid Expenses and Other Assets - Schedule of Prepaid Expenses and Other Assets (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosurePrepaidExpensesAndOtherAssetsScheduleOfPrepaidExpensesAndOtherAssetsDetails
593 Prepaid Expenses And Other Assets [Table] Table

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*

 cgc:PrepaidExpensesAndOtherAssetsTable
594 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
595 Assets [member] Member ifrs-full:ClassesOfAssetsMember
596 Prepaid Packaging Member cgc:PrepaidPackagingMember
597 Prepaid Expenses Member cgc:PrepaidExpensesMember
598 Prepaid Deposits Member cgc:PrepaidDepositsMember
599 Prepaid Expenses And Other Assets [Line Items] LineItems cgc:PrepaidExpensesAndOtherAssetsLineItems
600 Prepaid expenses Concept (Monetary) As Of Debit ifrs-full:Prepayments
601 Restricted short-term investments Concept (Monetary) As Of Debit cgc:RestrictedShortTermInvestments
602 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherCurrentAssets
603 Prepaid expenses and other assets Concept (Monetary) As Of Debit cgc:PrepaidExpensesAndOtherAssets
604 100790 - Disclosure - Prepaid Expenses and Other Assets - Additional Information (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosurePrepaidExpensesAndOtherAssetsAdditionalInformationDetails
605 Implied Table Table

*

*

 implied:Table
606 Prepaid Expenses And Other Assets [Abstract] Abstract cgc:PrepaidExpensesAndOtherAssetsAbstract
607 Other long-term assets Concept (Monetary) As Of Debit ifrs-full:OtherAssets
608 Deposits on property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:LongtermDeposits
609 Lease payments Concept (Monetary) For Period Credit cgc:PrepaidLease
610 100800 - Disclosure - Assets Classified as Held for Sale - Additional Information (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureAssetsClassifiedAsHeldForSaleAdditionalInformationDetails
611 Implied Table Table

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*

 implied:Table
612 Noncurrent Assets Or Disposal Groups Classified As Held For Sale Or As Held For Distribution To Owners [Abstract] Abstract ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwnersAbstract
613 Proceeds on assets classified as held for sale Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations
614 Deferred tax liabilities Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilitiesAssociatedWithAssetsHeldForSale
615 Term of agreement Concept (xbrli:durationItemType) For Period cgc:TermOfAgreement
616 100810 - Disclosure - Property, Plant and Equipment - Schedule of Property Plant and Equipment (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosurePropertyPlantAndEquipmentScheduleOfPropertyPlantAndEquipmentDetails
617 Disclosure Of Property Plant And Equipment [Table] Table

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*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
618 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
619 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
620 Computer Equipment Member ifrs-full:ComputerEquipmentMember
621 Office/Lab Equipment Member cgc:OfficeAndLabEquipmentMember
622 Furniture and Fixtures Member ifrs-full:FixturesAndFittingsMember
623 Production Equipment Member cgc:ProductionEquipmentMember
624 Leasehold Improvements Member ifrs-full:LeaseholdImprovementsMember
625 Building and Improvements Member cgc:BuildingAndImprovementsMember
626 Greenhouse and Improvements Member cgc:GreenhouseAndImprovementsMember
627 Land and Improvements Member cgc:LandAndImprovementsMember
628 Warehouse Equipment Member cgc:WarehouseEquipmentMember
629 Assets in Process Member ifrs-full:ConstructionInProgressMember
630 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
631 Carrying amount [member] Member ifrs-full:CarryingAmountMember
632 Cost Member ifrs-full:GrossCarryingAmountMember
633 Accumulated Depreciation Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
634 Disclosure Of Property Plant And Equipment [Line Items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
635 Beginning Balance Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
636 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
637 Additions from acquisitions Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsPropertyPlantAndEquipment
638 Depreciation Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
639 Disposal of consolidated entity Concept (Monetary) For Period Credit ifrs-full:DisposalsPropertyPlantAndEquipment
640 Transfers/disposals Concept (Monetary) For Period Debit ifrs-full:ChangesInPropertyPlantAndEquipment
641 Ending Balance Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
642 100820 - Disclosure - Property, Plant and Equipment - Additional Information (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosurePropertyPlantAndEquipmentAdditionalInformationDetails
643 Disclosure Of Property Plant And Equipment [Table] Table

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*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
644 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
645 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
646 Assets in Process Member ifrs-full:ConstructionInProgressMember
647 Expansion Or Growing Operations Member cgc:ExpansionOrGrowingOperationsMember
648 Ongoing Projects Member cgc:OngoingProjectsMember
649 Leasehold Improvements Member ifrs-full:LeaseholdImprovementsMember
650 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
651 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
652 BC Tweed Member cgc:BCTweedMember
653 Tweed Inc. Member cgc:TweedIncMember
654 Tweed Farms Inc. Member cgc:TweedFarmsIncMember
655 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
656 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
657 Niagara-on-the-Lake Greenhouse Member cgc:NiagaraOnTheLakeGreenhouseMember
658 Hershey Member cgc:HersheyMember
659 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
660 Carrying amount [member] Member ifrs-full:CarryingAmountMember
661 Cost Member ifrs-full:GrossCarryingAmountMember
662 Disclosure Of Property Plant And Equipment [Line Items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
663 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
664 Total consideration transferred Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
665 Cash paid Concept (Monetary) As Of Credit ifrs-full:CashTransferred
666 Number of common shares issued Concept (Decimal) As Of ifrs-full:NumberOfInstrumentsOrInterestsIssuedOrIssuable
667 Gross proceeds from common shares Concept (Monetary) For Period Debit cgc:ValueOfSharesIssuedRelatingToAcquisitions
668 Purchase price paid through issuance of common shares Concept (Monetary) For Period Credit cgc:CommonStockSharesFutureIssuanceValue
669 Present value of obligation Concept (Monetary) For Period Credit cgc:PresentValueOfObligation
670 Acquisition costs capitalized Concept (Monetary) For Period Debit cgc:AcquisitionCostsCapitalized
671 Property, plant and equipment, Property, plant and equipment, cost disposals/adjustments Concept (Monetary) For Period Debit ifrs-full:ChangesInPropertyPlantAndEquipment
672 Number of square foot acquired Concept (num:areaItemType) As Of cgc:NumberOfSquareFootAcquired
673 Acquisition-related transaction costs Concept (Monetary) For Period Debit cgc:AcquisitionRelatedCostsForTransaction
674 Number of common shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
675 Rent deposit Concept (Monetary) As Of Debit cgc:RentDeposit
676 Transfers to intangibles Concept (Monetary) For Period Debit cgc:TransferOfAssetBetweenPropertyPlantAndEquipmentAndIntangibleAssets
677 100830 - Disclosure - Acquistions and Disposals - Summary of Balance Sheet Impact on Acquisition Date (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureAcquistionsAndDisposalsSummaryOfBalanceSheetImpactOnAcquisitionDateDetails
678 Disclosure Of Business Combinations [Table] Table

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*

 ifrs-full:DisclosureOfBusinessCombinationsTable
679 Tweed Grasslands Axis ifrs-full:BusinessCombinationsAxis
680 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
681 Tweed Grasslands Member cgc:RTreesMember
682 Tweed JA Member cgc:TweedJAMember
683 Spectrum Cannabis Denmark Aps Member cgc:SpectrumCannabisDenmarkApSMember
684 Mettrum Member cgc:MettrumMember
685 Vert Mirabel Member cgc:VertMirabelMember
686 MedCann Member cgc:MedCannGmbHMember
687 Tweed Grasslands Member cgc:OtherAcquisitionsMember
688 Disclosure Of Business Combinations [Line Items] LineItems ifrs-full:DisclosureOfBusinessCombinationsLineItems
689 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsRecognisedAsOfAcquisitionDate
690 Amounts receivable Concept (Monetary) As Of Debit cgc:AccountsReceivableAsOfAcquisitionDate
691 Subscription receivable Concept (Monetary) As Of Debit cgc:SubscriptionReceivableAsOfAcquisitionDate
692 Inventory Concept (Monetary) As Of Debit ifrs-full:InventoryRecognisedAsOfAcquisitionDate
693 Prepaids and other assets Concept (Monetary) As Of Debit cgc:PrepaidExpensesAndOtherCurrentAssetsRecognisedAsOfAcquisitionDate
694 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate
695 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
696 Accounts payable and accrued liablities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesRecognisedAsOfAcquisitionDate
697 Deferred tax liability Concept (Monetary) As Of Credit ifrs-full:NetDeferredTaxLiabilities
698 Net assets Concept (Monetary) As Of Debit cgc:NetAssetsRecognisedAsOfAcquisitionDate
699 Non-controlling interests Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterestInAcquireeRecognisedAtAcquisitionDate
700 Net assets acquired Concept (Monetary) As Of Debit ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed
701 Consideration paid in cash Concept (Monetary) As Of Credit ifrs-full:CashTransferred
702 Consideration paid in shares Concept (Monetary) As Of Credit ifrs-full:EquityInterestsOfAcquirer
703 Future cash consideration Concept (Monetary) As Of Credit ifrs-full:LiabilitiesIncurred
704 Other consideration Concept (Monetary) As Of Credit cgc:OtherConsideration
705 Contingent consideration Concept (Monetary) As Of Credit ifrs-full:ContingentLiabilitiesRecognisedAsOfAcquisitionDate
706 Total consideration Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
707 Consideration paid in cash Concept (Monetary) As Of Credit ifrs-full:CashTransferred
708 Net cash (outflow) inflow Concept (Monetary) For Period Debit ifrs-full:CashAndCashEquivalentsInSubsidiaryOrBusinessesAcquiredOrDisposed2013
709 Acquisition-related costs expensed Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
710 Biological assets Concept (Monetary) As Of Debit cgc:BiologicalAssetsRecognisedAsOfAcquisitionDate
711 Assets classified as held for sale Concept (Monetary) As Of Debit cgc:AssetsHeldForSaleRecognisedAsOfAcquisitionDate
712 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate
713 Debt Concept (Monetary) As Of Credit ifrs-full:BorrowingsRecognisedAsOfAcquisitionDate
714 Other liabilities Concept (Monetary) As Of Credit cgc:OtherLiabilitiesAsOfAcquisitionDate
715 Deferred tax liability Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate
716 100850 - Disclosure - Acquistions and Disposals - Additional Information (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureAcquistionsAndDisposalsAdditionalInformationDetails
717 Disclosure Of Business Combinations [Table] Table

*

*

 ifrs-full:DisclosureOfBusinessCombinationsTable
718 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
719 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
720 R Trees Member cgc:RTreesMember
721 Tweed JA Member cgc:TweedJAMember
722 Spectrum Cannabis Denmark ApS Member cgc:SpectrumCannabisDenmarkApSMember
723 Spot Therapeutics Inc. Member cgc:SpotTherapeuticsIncMember
724 Mettrum Member cgc:MettrumMember
725 MedCann Member cgc:MedCannGmbHMember
726 Vert Medical Inc Green Medical Inc Member cgc:VertMedicalIncGreenMedicalIncMember
727 Hemp Member cgc:HempCAMember
728 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
729 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
730 Vert Mirabel Member cgc:VertMirabelMember
731 Green Hemp Industries Ltd Member cgc:GreenHempIndustriesLtdMember
732 Range [axis] Axis ifrs-full:RangeAxis
733 Ranges [member] Member ifrs-full:RangesMember
734 Maximum Member ifrs-full:TopOfRangeMember
735 Minimum Member ifrs-full:BottomOfRangeMember
736 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
737 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
738 Canopy Rivers Member cgc:CanopyRiversMember
739 Les Serres Vert Cannabis Inc Member cgc:LesSerresStephaneBertrandIncMember
740 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
741 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
742 Property Plant and Equipment under Operating Leases Member ifrs-full:PropertyPlantAndEquipmentUnderOperatingLeasesMember
743 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
744 Assets [member] Member ifrs-full:ClassesOfAssetsMember
745 Investments Accounted for Using Equity Method Member ifrs-full:InvestmentsAccountedForUsingEquityMethodMember
746 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
747 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
748 Common Shares Member ifrs-full:OrdinarySharesMember
749 Classes of acquired receivables [axis] Axis ifrs-full:ClassesOfAcquiredReceivablesAxis
750 Classes of acquired receivables [member] Member ifrs-full:ClassesOfAcquiredReceivablesMember
751 Escrow Member cgc:EscrowMember
752 Consolidated structured entities [axis] Axis ifrs-full:ConsolidatedStructuredEntitiesAxis
753 Entity's total for consolidated structured entities [member] Member ifrs-full:EntitysTotalForConsolidatedStructuredEntitiesMember
754 Agripharm Corp. Member cgc:AgripharmCorpMember
755 Disclosure Of Business Combinations [Line Items] LineItems ifrs-full:DisclosureOfBusinessCombinationsLineItems
756 Name of acquiree Concept (Text/String) For Period ifrs-full:NameOfAcquiree
757 Date of acquisition Concept (Date) For Period ifrs-full:DateOfAcquisition2013
758 Percentage of voting equity interests acquired Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
759 Common shares issued Concept (Shares) For Period cgc:BusinessAcquisitionEquityPortionOfPurchaseConsiderationsShares
760 common shares held in escrow Concept (Shares) For Period cgc:EquityPortionOfPurchaseConsiderationSharesHeldInEscrow
761 Number of shares issued Concept (Shares) For Period cgc:BusinessAcquisitionNumberOfSharesIssued
762 Share issue price Concept (Share) For Period cgc:ShareIssuePrice
763 Equity consideration Concept (Monetary) As Of Debit cgc:AcquisitionConsiderationEquityValue
764 Gross contingent consideration Concept (Monetary) For Period Debit cgc:GrossValueOfContingentLiabilities
765 Contingent consideration fair value Concept (Monetary) As Of Credit ifrs-full:ContingentLiabilitiesRecognisedAsOfAcquisitionDate
766 Replacement options Concept (Monetary) As Of Credit cgc:OtherConsiderationReplacementOptions
767 Warrants issued Concept (Monetary) As Of Credit cgc:OtherConsiderationsReplacementWarrants
768 Effective settlement of receivable Concept (Monetary) For Period Debit ifrs-full:SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination
769 Total consideration Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
770 Profit loss Concept (Monetary) For Period Credit ifrs-full:ProfitLossOfCombinedEntity
771 Percentage of equity financial interest Concept (Percent) As Of cgc:PercentageOfEquityFinancialInterest
772 Subscription receivable Concept (Monetary) For Period Credit cgc:PortionOfSubscriptionPriceAdvanced
773 Name of joint operation Concept (Text/String) For Period ifrs-full:NameOfJointOperation
774 Principal place of business Concept (Text/String) For Period ifrs-full:PrincipalPlaceOfBusinessOfJointOperation
775 Proportion of ownership interest in subsidiary Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
776 Proportion of ownership interest held by non-controlling interest Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests
777 Number of shares transferred Concept (Shares) For Period cgc:NumberOfSharesTransferred
778 Vesting period of exchange Concept (xbrli:durationItemType) For Period cgc:SharePurchasePlanContributionVestingPeriod
779 Cost to purchase remaining interest Concept (Monetary) For Period Credit cgc:CostToPurchaseRemainingInterest
780 Fair value options granted Concept (Monetary) As Of Credit cgc:FairValueAtMeasurementDateShareOptionsGranted
781 Share-based compensation expense Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
782 Operating facility acquired Concept (Integer) For Period cgc:AreaOfOperatingFacilityAcquired
783 Cash Paid As Consideration Adjusted Amount Concept (Monetary) For Period Credit cgc:CashTransferredInBusinessCombinationNetOfCashAcquired
784 Gain on bargain purchase Concept (Monetary) For Period Credit cgc:GainLossOnBargainPurchase
785 Name of venture Concept (Text/String) For Period ifrs-full:NameOfJointVenture
786 Place in business Concept (Text/String) For Period ifrs-full:PrincipalPlaceOfBusinessOfJointVenture
787 Ownership interest Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointVenture
788 Area of Greenhouse Concept (num:areaItemType) As Of cgc:AreaOfOperatingFacilityUsed
789 Purchase price of property Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
790 Percentage of increase property Concept (Percent) For Period cgc:PercentageOfIncreasePropertyPurchasePrice
791 License agreement period Concept (xbrli:durationItemType) For Period cgc:LicenseAgreementPeriod
792 Fair value of put option estimated using discounted cash flow approach Concept (Monetary) For Period Credit cgc:FairValueOfPutLiabilityEstimatedUsingDiscountedCashFlowApproach
793 Put liability Concept (Monetary) As Of Credit cgc:PutLiability
794 Changes in fair value of put liability Concept (Monetary) For Period Debit cgc:FairValueChangesOnPutLiability
795 Transfer of Vert Mirabel investment to Canopy Rivers Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughChangeInEquityOfSubsidiaries
796 Cash contributed to exchange of preference share Concept (Monetary) For Period Credit cgc:CashContributeToExchangeOfPreferenceShare
797 Cumulative preferred dividends Concept (Monetary) For Period ifrs-full:CumulativePreferenceDividendsNotRecognised
798 Preferred dividend rate Concept (Percent) For Period cgc:DividendsPercentageOnPreferredStock
799 Proceeds from issuance of common shares and warrants Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssueOfOrdinaryShares
800 Fair value grant date discount value Concept (Monetary) For Period Debit cgc:FairValueGrantDateDiscountValue
801 Acquisition related costs Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
802 Number of common shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
803 Consideration paid in shares Concept (Monetary) As Of Credit ifrs-full:EquityInterestsOfAcquirer
804 Consideration paid in cash Concept (Monetary) As Of Credit ifrs-full:CashTransferred
805 common shares issued Concept (Decimal) As Of ifrs-full:NumberOfInstrumentsOrInterestsIssuedOrIssuable
806 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsRecognisedAsOfAcquisitionDate
807 Settlement of accounts receivable Concept (Monetary) As Of Debit cgc:SettlementOfAccountsReceivableAsPartOfAcquisitionConsideration
808 Options exchanged ratio Concept (Percent) For Period cgc:OptionsExchangedRatio
809 Changes in fair value of biological assets Concept (Monetary) For Period Debit ifrs-full:ChangesInBiologicalAssets
810 Changes in Revenue Concept (Monetary) For Period Credit ifrs-full:RevenueOfCombinedEntity
811 Revenue of acquiree Concept (Monetary) For Period Credit ifrs-full:RevenueOfAcquiree
812 Profit loss of acquiree Concept (Monetary) For Period Credit ifrs-full:ProfitLossOfAcquiree
813 Acquisition of accounts receivable Concept (Monetary) As Of Debit ifrs-full:GrossContractualAmountsReceivableForAcquiredReceivables
814 Common shares issued Concept (Shares) For Period cgc:SharesHeldInEscrowAccount
815 Contingent consideration Concept (Monetary) As Of Debit ifrs-full:ContingentConsiderationArrangementsAndIndemnificationAssetsRecognisedAsOfAcquisitionDate
816 Contingent consideration fair value Concept (Monetary) As Of Credit cgc:ContingentConsiderationFairValueAtAcquisition
817 Common shares issued Concept (Shares) For Period cgc:EquityPortionOfPurchaseConsiderationSharesReleasedFromEscrow
818 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
819 Transaction costs included in carrying value of investment Concept (Monetary) For Period Debit cgc:TransactionCosts
820 Products agreed to sell by consolidated entity percent Concept (Percent) For Period cgc:ProductsAgreedToSellByConsolidatedEntityPercent
821 Percent of products sold by consolidated entity in retail location Concept (Percent) For Period cgc:PercentOfProductsSoldByConsolidatedEntityInRetailLocation
822 Advance under repayable debentures and royalty agreement total Concept (Monetary) For Period Debit cgc:AdvanceUnderRepayableDebenturesAndRoyaltyAgreementTotal
823 Royalty term Concept (xbrli:durationItemType) For Period cgc:RoyaltyTerm
824 Advance under royalty agreement Concept (Monetary) For Period Debit cgc:AdvanceUnderRoyaltyAgreement
825 Advance under repayable debenture Concept (Monetary) For Period Debit cgc:AdvanceUnderRepayableDebenture
826 Percentage of acquisition through Warrant Concept (Percent) For Period cgc:AcquisitionPercentageThroughWarrant
827 Consideration to be paid through warrant exercise Concept (Monetary) For Period Credit cgc:ConsiderationToBePaidThroughWarrantExercise
828 Warrant expiration date Concept (Text/String) For Period cgc:WarrantExpirationDate
829 Fair value of the warrant estimated by black-scholes model Concept (Monetary) As Of Debit cgc:FairValueOfWarrantEstimatedByBlackScholesModel
830 Receivable under the royalty agreement Concept (Monetary) As Of Debit cgc:ReceivableUnderRoyaltyAgreement
831 Amount allocated to the royalty receivable Concept (Monetary) As Of Debit cgc:AmountAllocatedToRoyaltyReceivable
832 100860 - Disclosure - Acquistions and Disposals - Summary of Derecognized Assets And Liabilities Related To Deconsolidation Of Subsidiaries (Details) Network

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833 Disclosure Of Business Combinations [Table] Table

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834 Consolidated structured entities [axis] Axis ifrs-full:ConsolidatedStructuredEntitiesAxis
835 Entity's total for consolidated structured entities [member] Member ifrs-full:EntitysTotalForConsolidatedStructuredEntitiesMember
836 Agripharm Corp. Member cgc:AgripharmCorpMember
837 Disclosure Of Business Combinations [Line Items] LineItems ifrs-full:DisclosureOfBusinessCombinationsLineItems
838 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
839 Amounts receivable Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivables
840 Inventory Concept (Monetary) As Of Debit ifrs-full:Inventories
841 Biological assets Concept (Monetary) As Of Debit ifrs-full:CurrentBiologicalAssets
842 Prepaid expenses and other assets Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaymentsAndOtherCurrentAssets
843 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
844 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
845 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
846 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
847 Capital lease obligations Concept (Monetary) As Of Credit cgc:CapitalLeaseObligation
848 Deferred tax liability Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
849 Net assets disposed Concept (Monetary) As Of Debit ifrs-full:NetAssetsLiabilities
850 Fair value of retained interest Concept (Monetary) For Period Credit cgc:FairValueOfRetainedInterest
851 Gain on disposal of consolidated entity Concept (Monetary) For Period Credit cgc:GainOnDisposalOfConsolidatedEntity
852 100870 - Disclosure - Intangible Assets And Goodwill - Summary of Continuity of Intangible Assets (Details) Network

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853 Disclosure Of Intangible Assets [Table] Table

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*

 ifrs-full:DisclosureOfIntangibleAssetsTable
854 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
855 Carrying amount [member] Member ifrs-full:CarryingAmountMember
856 Cost Member ifrs-full:GrossCarryingAmountMember
857 Accumulated Amortization Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
858 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
859 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
860 Health Canada Licenses Member ifrs-full:LicencesMember
861 Distribution Channel Member cgc:DistributionChannelMember
862 Product Rights Member ifrs-full:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember
863 Brand Member ifrs-full:BrandNamesMember
864 Import License Member cgc:ImportLicenseMember
865 Software Member ifrs-full:ComputerSoftwareMember
866 Domain Name Member cgc:DomainNameMember
867 Intangibles in Process Member ifrs-full:IntangibleAssetsUnderDevelopmentMember
868 Internally Generated Intangibles in Process Member cgc:InternallyGeneratedIntangiblesInProcessMember
869 Disclosure Of Intangible Assets [Line Items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
870 Beginning balance Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
871 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
872 Amortization Concept (Monetary) For Period ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
873 Additions from acquisitions Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
874 Disposals/ adjustments Concept (Monetary) For Period Credit ifrs-full:DisposalsAndRetirementsIntangibleAssetsOtherThanGoodwill
875 Exchange differences Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsOtherThanGoodwill
876 Ending balance Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
877 100880 - Disclosure - Intangible Assets And Goodwill - Additional Information (Details) Network

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878 Disclosure Of Intangible Assets [Table] Table

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879 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
880 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
881 Software Member ifrs-full:ComputerSoftwareMember
882 Health Canada Licenses Member ifrs-full:LicencesMember
883 Tangible And Intangible Asset Acquisition Member cgc:TangibleAndIntangibleAssetAcquisitionMember
884 Disclosure Of Intangible Assets [Line Items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
885 Disposal of intangible assets other than goodwill Concept (Monetary) For Period Debit cgc:TransferOfAssetBetweenPropertyPlantAndEquipmentAndIntangibleAssets
886 Net derecognition of intangible assets Concept (Monetary) For Period Credit cgc:DerecognitionOfIntangibleAssets
887 Impairment loss Concept (Monetary) For Period Debit ifrs-full:ImpairmentLoss
888 Number of common shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
889 Common shares issued value Concept (Monetary) For Period Debit cgc:ValueOfSharesIssuedRelatingToAcquisitions
890 Acquisition-related costs expensed Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
891 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
892 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
893 Shares received value Concept (Monetary) For Period Debit cgc:AdditionalAcquisitionConsiderationTreatedAsCompensation
894 100890 - Disclosure - Intangible Assets And Goodwill - Summary of Net Change in Goodwill(Details) Network

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895 Disclosure Of Intangible Assets [Table] Table

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896 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
897 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
898 Subsidiaries Member ifrs-full:SubsidiariesMember
899 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
900 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
901 Joint Operations Member ifrs-full:JointOperationsMember
902 Disclosure Of Intangible Assets [Line Items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
903 Beginning balance Concept (Monetary) As Of Debit ifrs-full:Goodwill
904 Additions from acquisitions Concept (Monetary) For Period Debit ifrs-full:ChangesInGoodwill
905 Exchange differences Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesGoodwill
906 Ending balance Concept (Monetary) As Of Debit ifrs-full:Goodwill
907 Disposal of consolidated entity Concept (Monetary) For Period Credit cgc:DisposalOfConsolidatedEntityGoodwill
908 100900 - Disclosure - Formation of Canopy Rivers - Additional Information (Details) Network

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909 Disclosure Of Significant Investments In Subsidiaries [Table] Table

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*

 ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesTable
910 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
911 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
912 Class B Common Shares Member cgc:ClassBCommonSharesMember
913 Class A Common Shares Member cgc:ClassACommonSharesMember
914 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
915 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
916 Employees And Other Individual Member cgc:EmployeesAndOtherIndividualMember
917 Employees Member cgc:EmployeesMember
918 Consultants Member cgc:ConsultantsMember
919 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
920 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
921 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
922 Disclosure Of Significant Investments In Subsidiaries [Line Items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
923 Advanced convertible debenture for formation of subsidiary Concept (Monetary) As Of Debit cgc:AdvancedConvertibleDebentureForFormationOfSubsidiary
924 Seed capital advanced Concept (Monetary) As Of Debit cgc:SeedCapitalAdvanced
925 Number of shares to be purchased with seed capital advanced Concept (Shares) For Period cgc:NumberOfSharesToBePurchasedWithSeedCapitalAdvanced
926 Seed capital advanced by employees Concept (Monetary) As Of Debit cgc:FundsAdvancedByCompanyForPurchaseOfCommonSharesInSubsidiary
927 Proceeds from issuing shares Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssuingShares
928 Debenture interest converted to shares Concept (Monetary) For Period Debit cgc:DebentureInterestConvertedToShares
929 Number of shares provided in exchange for service Concept (Shares) For Period cgc:NumberOfSharesProvidedInExchangeForServicesSubjectToPerformanceConditions
930 Equity financing issue costs net of tax Concept (Monetary) For Period Credit cgc:EquityFinancingIssueCostsNetOfTax
931 Proportion of ownership interest in subsidiary Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
932 Voting rights, percentage Concept (Percent) For Period ifrs-full:ProportionOfVotingPowerHeldInSubsidiary
933 Net assets acquired recorded as equity attributable to the parent Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
934 Percentage of option granted to acquire subsidiary Concept (Percent) For Period cgc:PercentageOfOptionGrantedToAcquireSubsidiary
935 Options granted, per share Concept (Share) For Period cgc:OptionsGrantedValuePerShare
936 Description of vesting term of option granted Concept (Text/String) For Period cgc:DescriptionOfVestingTermOfOptionGranted
937 Share-based compensation expense Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
938 Number of option granted Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
939 Exercise price, share options granted Concept (Monetary) For Period ifrs-full:ExercisePriceShareOptionsGranted
940 Description of options exercisable term Concept (Text/String) For Period cgc:DescriptionOfOptionsExercisableTerm
941 Description of expiry date of option Concept (Text/String) For Period cgc:DescriptionOfExpiryDateOfOption
942 Share-based compensation expense with non-employees Concept (Monetary) For Period Debit cgc:ExpenseFromShareBasedPaymentTransactionsWithNonEmployees
943 common shares issued Concept (Decimal) As Of ifrs-full:NumberOfInstrumentsOrInterestsIssuedOrIssuable
944 Investments by Canopy Growth Concept (Monetary) As Of Debit ifrs-full:InvestmentsInSubsidiaries
945 Transaction costs Concept (Monetary) For Period Credit ifrs-full:PaymentsForShareIssueCosts
946 Increase (decrease) in equity Concept (Monetary) For Period Credit ifrs-full:ChangesInEquity
947 100910 - Disclosure - Joint Operations - Additional Information (Details) Network

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948 Disclosure Of Joint Operations [Table] Table

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949 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
950 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
951 BC Tweed Member cgc:BCTweedJointVentureIncMember
952 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
953 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
954 Partner Member cgc:PartnerMember
955 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
956 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
957 British Columbia Member cgc:BritishColumbiaMember
958 Arrangements involving legal form of lease [axis] Axis ifrs-full:ArrangementsInvolvingLegalFormOfLeaseAxis
959 Arrangements involving legal form of lease [member] Member ifrs-full:ArrangementsInvolvingLegalFormOfLeaseMember
960 BC Lease 1 Member cgc:BCLeaseOneMember
961 BC Lease 2 Member cgc:BCLeaseTwoMember
962 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
963 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
964 Two Tranches Member cgc:TwoTranchesMember
965 Additional Two Tranches Member cgc:AdditionalTwoTranchesMember
966 BC Tweed Member cgc:BCTweedMember
967 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
968 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
969 BC Lease 1 Member cgc:BCLeaseOneMember
970 BC Lease 2 Member cgc:BCLeaseTwoMember
971 Maturity [axis] Axis ifrs-full:MaturityAxis
972 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
973 License Date Member cgc:LicenseDateMember
974 Fifth Anniversary Member cgc:FifthAnniversaryMember
975 Disclosure Of Joint Operations [Line Items] LineItems ifrs-full:DisclosureOfJointOperationsLineItems
976 Name of joint operation Concept (Text/String) For Period ifrs-full:NameOfJointOperation
977 Ownership interest in joint operation Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
978 Ownership percentage held by partner Concept (Percent) For Period cgc:ProportionOfOwnershipInterestsHeldByJointOperationCounterparty
979 Area of greenhouse Concept (num:areaItemType) As Of cgc:AreaOfGreenHouse
980 Area of land Concept (num:areaItemType) As Of ifrs-full:AreaOfLandUsedForAgriculture
981 Fair value of put option estimated using discounted cash flow approach Concept (Monetary) For Period Credit cgc:FairValueOfPutLiabilityEstimatedUsingDiscountedCashFlowApproach
982 Put liability Concept (Monetary) As Of Credit cgc:PutLiability
983 Changes in fair value of put liability Concept (Monetary) For Period Debit cgc:FairValueChangesOnPutLiability
984 Cash commitments to joint venture Concept (Monetary) As Of Credit cgc:CommitmentsInRelationToJoinOperation
985 Cash advanced to joint venture Concept (Monetary) For Period Credit ifrs-full:CashAdvancesAndLoansMadeToRelatedParties
986 Preferred dividend rate Concept (Percent) For Period cgc:DividendsPercentageOnPreferredStock
987 Adjustment to Prime Rate for Borrowings Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
988 Percentage of cannabis produced for a fixed price per gram Concept (Percent) For Period cgc:CompanysProportionateShareOfJointOperationOutput
989 Number of shares to be issued Concept (Shares) As Of ifrs-full:NumberOfSharesAuthorised
990 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
991 Grant date fair value of share-based compensation Concept (Monetary) For Period Debit cgc:GrantDateFairValueOfShareBasedCompensation
992 Share-based compensation expense Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
993 Purchase Price for Acquiring Limited Partnership Units Concept (Monetary) For Period Credit cgc:PurchasePriceForAcquiringLimitedPartnershipUnits
994 Percentage of increase in purchase price Concept (Percent) For Period cgc:PercentageOfIncreaseInPurchasePrice
995 Weighted average fair value at measurement date, share options granted Concept (Monetary) As Of Credit ifrs-full:WeightedAverageFairValueAtMeasurementDateShareOptionsGranted
996 Contribution to loss Concept (Monetary) For Period Credit cgc:JointOperationContributionToLoss
997 Acquisition-related transaction costs Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
998 100920 - Disclosure - Non-controlling Interests - Summary of Financial Information About Company's Subsidiaries That Have Non-controlling Interests (Details) Network

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999 Disclosure Of Non Controlling Interests [Table] Table

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1000 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1001 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1002 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
1003 Tweed JA Member cgc:TweedJAMember
1004 Vert Mirabel Member cgc:VertMirabelMember
1005 Disclosure Of Non Controlling Interests [Line Items] LineItems cgc:DisclosureOfNonControllingInterestsLineItems
1006 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1007 Amounts receivable Concept (Monetary) As Of Debit ifrs-full:AmountsReceivableRelatedPartyTransactions
1008 Subscription receivable Concept (Monetary) As Of Debit cgc:SubscriptionReceivable
1009 Prepaid expenses and other assets Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaidExpenses
1010 Investments in associates Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociates
1011 Other financial assets Concept (Monetary) As Of Debit ifrs-full:OtherFinancialAssets
1012 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1013 Preferred shares Concept (Monetary) As Of Debit cgc:CashContributeToPreferenceShare
1014 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
1015 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
1016 Other current liabilities Concept (Monetary) As Of Credit ifrs-full:OtherCurrentLiabilities
1017 Other long-term liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentFinancialLiabilities
1018 Deferred tax liability Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
1019 Non-controlling interests Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
1020 Equity attributable to Canopy Growth Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
1021 100930 - Disclosure - Non-controlling Interests - Summary of Net Change in Non-controlling Interests (Details) Network

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1022 Disclosure Of Non Controlling Interests [Table] Table

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 cgc:DisclosureOfNonControllingInterestsTable
1023 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1024 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1025 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
1026 Tweed JA Member cgc:TweedJAMember
1027 Vert Mirabel Member cgc:VertMirabelMember
1028 Subsidiaries With Other Material Noncontrolling Interests Member cgc:SubsidiariesWithOtherMaterialNoncontrollingInterestsMember
1029 Disclosure Of Non Controlling Interests [Line Items] LineItems cgc:DisclosureOfNonControllingInterestsLineItems
1030 Begining Balance Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
1031 Non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
1032 Other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeAttributableToNoncontrollingInterests
1033 Share-based compensation Concept (Monetary) For Period Credit cgc:NonControllingInterestAdjustmentShareBasedCompensation
1034 Acquisitions Concept (Monetary) For Period Credit cgc:IncreaseDecreaseThroughChangeInEquityOfSubsidiariesAcquisition
1035 Ending Balance Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
1036 100940 - Disclosure - Non-controlling Interests - Summary of Net Change in Non-controlling Interests (Parenthetical) (Details) Network

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1037 Disclosure Of Non Controlling Interests [Table] Table

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1038 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1039 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1040 Vert Mirabel Member cgc:VertMirabelMember
1041 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
1042 Disclosure Of Non Controlling Interests [Line Items] LineItems cgc:DisclosureOfNonControllingInterestsLineItems
1043 Noncontrolling interest arising on acquisition Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterestInAcquireeRecognisedAtAcquisitionDate
1044 Non-controlling interest arising on the change in ownership interest Concept (Monetary) As Of Credit cgc:NonControllingInterestArisingOnChangeInOwnershipInterest
1045 100950 - Disclosure - Investments in Associates - Summary of Changes in Investments in Associates Accounted for Using Equity Method (Details) Network

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1046 Disclosure Of Significant Investments In Associates [Table] Table

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1047 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1048 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1049 Agripharm Corp. Member cgc:AgripharmCorpMember
1050 TerrAscend Corp Member cgc:TerrAscendCorpMember
1051 Radicle Medical Marijuana Inc Member cgc:RadicleMedicalMarijuanaIncMember
1052 Canopy Health Innovations Inc. Member cgc:CanopyHealthInnovationsIncMember
1053 Bedrocan Brasil S.A. Member cgc:BedrocanBrasilSAMember
1054 Entourage Phytolab S.A. Member cgc:EntouragePhytolabSAMember
1055 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
1056 Equity [member] Member ifrs-full:EquityMember
1057 Shares Member cgc:SharesMember
1058 Convertible Debenture Member cgc:ConvertibleDebentureMember
1059 Disclosure Of Significant Investments In Associates [Line Items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesLineItems
1060 Participating Concept (Percent) As Of cgc:InvestmentsInAssociatesAccountedForUsingEquityMethodParticipatingSharesPercentage
1061 Beginning balance Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociatesAccountedForUsingEquityMethod
1062 Additions Concept (Monetary) For Period Debit cgc:PurchaseCostOfInterestsInInvestmentsAccountedForUsingEquityMethod
1063 Share of net (loss)/income Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod
1064 Interest income Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
1065 Ending balance Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociatesAccountedForUsingEquityMethod
1066 100960 - Disclosure - Investments in Associates - Summary of Investments in Associates (Details) Network

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1067 Disclosure Of Significant Investments In Associates [Table] Table

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1068 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1069 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1070 Investments Accounted for Using Equity Method Member ifrs-full:InvestmentsAccountedForUsingEquityMethodMember
1071 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1072 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1073 Agripharm Corp. Member cgc:AgripharmCorpMember
1074 TerrAscend Corp Member cgc:TerrAscendCorpMember
1075 Radicle Medical Marijuana Inc Member cgc:RadicleMedicalMarijuanaIncMember
1076 Canopy Health Innovations Inc. Member cgc:CanopyHealthInnovationsIncMember
1077 Bedrocan Brasil S.A. Member cgc:BedrocanBrasilSAMember
1078 Entourage Phytolab S.A. Member cgc:EntouragePhytolabSAMember
1079 Disclosure Of Significant Investments In Associates [Line Items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesLineItems
1080 Current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
1081 Non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
1082 Current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
1083 Non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
1084 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
1085 Net loss Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
1086 100970 - Disclosure - Investments in Associates - Summary of Investments in Associates (Parenthetical) (Details) Network

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1087 Disclosure Of Significant Investments In Associates [Table] Table

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*

 ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesTable
1088 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1089 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1090 TerrAscend Corp Member cgc:TerrAscendCorpMember
1091 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
1092 Canopy Health Innovations Inc. Member cgc:CanopyHealthInnovationsIncMember
1093 Bedrocan Brasil S.A. Member cgc:BedrocanBrasilSAMember
1094 Entourage Phytolab S.A. Member cgc:EntouragePhytolabSAMember
1095 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1096 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1097 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
1098 Radicle Medical Marijuana Inc Member cgc:RadicleMedicalMarijuanaIncMember
1099 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
1100 Equity [member] Member ifrs-full:EquityMember
1101 Convertible Debenture Member cgc:ConvertibleDebentureMember
1102 Repayable Debenture Member cgc:RepayableDebentureMember
1103 Disclosure Of Significant Investments In Associates [Line Items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesLineItems
1104 Number of units directly subscribed Concept (Shares) As Of cgc:NumberOfUnitsDirectlySubscribed
1105 Number of units indirectly subscribed Concept (Shares) As Of cgc:NumberOfUnitsIndirectlySubscribed
1106 Purchase value of units Concept (Share) For Period cgc:UnitsValuePerShare
1107 Number of common shares included in unit Concept (Shares) For Period cgc:NumberOfCommonSharesIncludedInUnit
1108 Number of common share to purchase warrant included in unit Concept (Shares) For Period cgc:NumberOfCommonShareToPurchaseWarrantIncludedInUnit
1109 Exercise price of warrants Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement
1110 Purchase price of shares Concept (Monetary) For Period Debit cgc:PurchasePriceOfShares
1111 Purchase price of warrants Concept (Monetary) For Period Debit cgc:PurchasePriceOfWarrants
1112 Number of additional common shares directly subscribed Concept (Shares) As Of cgc:NumberOfAdditionalCommonSharesDirectlySubscribed
1113 Number of additional common shares indirectly subscribed Concept (Shares) As Of cgc:NumberOfAdditionalCommonSharesIndirectlySubscribed
1114 Purchase price of additional shares Concept (Share) For Period cgc:BusinessAcquiredPerShareValue
1115 Percentage of voting equity interests acquired Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
1116 Investment cost capitalized Concept (Monetary) For Period Debit cgc:InvestmentCostCapitalized
1117 Percentage sale of current production Concept (Percent) For Period cgc:PercentageSaleOfCurrentProduction
1118 Term of Production to be sold Concept (xbrli:durationItemType) For Period cgc:TermOfProductionToBeSold
1119 Renewal Term of Production to Be Sold Concept (xbrli:durationItemType) For Period cgc:RenewalTermOfProductionToBeSold
1120 Investments in associates Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociatesAccountedForUsingEquityMethod
1121 Interest rate of debenture Concept (Percent) For Period cgc:DebentureInterestRate
1122 Royalty term Concept (xbrli:durationItemType) For Period cgc:RoyaltyTerm
1123 Amount advanced under convertible debenture Concept (Monetary) For Period Debit cgc:AmountAdvancedUnderConvertibleDebenture
1124 Amount advanced under repayable debenture Concept (Monetary) For Period Debit cgc:AmountAdvancedUnderRepayableDebenture
1125 Percentage of debentures converted to common shares Concept (Percent) For Period cgc:PercentageOfDebenturesConvertedToCommonShares
1126 Proceeds from issuing shares Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssuingShares
1127 100980 - Disclosure - Other Financial Assets - Summary of Changes in Other Financial Assets (Details) Network

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1128 Disclosure Of Financial Assets [Table] Table

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*

 ifrs-full:DisclosureOfFinancialAssetsTable
1129 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1130 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1131 TerrAscend Corp Member cgc:TerrAscendCorpMember
1132 AusCann Group Holdings Ltd. Member cgc:AusCannGroupHoldingsLtdMember
1133 James E. Wagner Cultivation Ltd. Member cgc:JamesEWagnerCultivationLtdMember
1134 Agripharm Corp. Member cgc:AgripharmCorpMember
1135 Vapium Incorporated Member cgc:VapiumIncorporatedMember
1136 Radicle Medical Marijuana Inc Member cgc:RadicleMedicalMarijuanaIncMember
1137 HydRx Farms Ltd. Member cgc:HydRxFarmsLtdMember
1138 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
1139 Equity [member] Member ifrs-full:EquityMember
1140 Warrants Member cgc:WarrantsMember
1141 Shares Member cgc:SharesMember
1142 Options Member cgc:OptionsMember
1143 Royalty Interest Member cgc:RoyaltyInterestMember
1144 Repayable Debenture Member cgc:RepayableDebentureMember
1145 Disclosure Of Financial Assets [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsLineItems
1146 Accounting method Concept (Text/String) For Period cgc:AccountingMethodUsedToCalculateChangesInOtherFinancialAssets
1147 Beginning balance Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentFinancialAssets
1148 Additions Concept (Monetary) For Period Debit cgc:AdditionsToInvestmentsInOtherFinancialAssets
1149 Fair Value Through Other Comprehensive Income Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax
1150 Fair Value Through Profit or Loss Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLoss
1151 Interest revenue Concept (Monetary) For Period Credit ifrs-full:InterestIncomeForFinancialAssetsMeasuredAtAmortisedCost
1152 Ending balance Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentFinancialAssets
1153 100990 - Disclosure - Other Financial Assets - Summary of Changes in Other Financial Assets (Parenthetical) (Details) Network

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1154 Disclosure Of Financial Assets [Table] Table

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*

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1155 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1156 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1157 AusCann Group Holdings Ltd. Member cgc:AusCannGroupHoldingsLtdMember
1158 James E. Wagner Cultivation Ltd. Member cgc:JamesEWagnerCultivationLtdMember
1159 Vapium Incorporated Member cgc:VapiumIncorporatedMember
1160 HydRx Farms Ltd. Member cgc:HydRxFarmsLtdMember
1161 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
1162 Equity [member] Member ifrs-full:EquityMember
1163 Shares Member cgc:SharesMember
1164 Options Member cgc:OptionsMember
1165 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1166 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1167 Canopy Rivers Corporation Member cgc:CanopyRiversCorporationMember
1168 Disclosure Of Financial Assets [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsLineItems
1169 Number of ordinary shares held Concept (Shares) As Of cgc:NumberOfOrdinarySharesHeld
1170 Percentage of issued and outstanding ordinary shares Concept (Percent) For Period cgc:PercentageOfOwnershipInterestHeld
1171 Number of options held Concept (Shares) As Of cgc:NumberOfOptionsHeld
1172 Number of ordinary shares placed in escrow Concept (Shares) For Period cgc:NumberOfOrdinarySharesPlacedInEscrow
1173 Exercise price of share options exercisable Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement
1174 Gain on fair value changes on available for sale financial assets Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnAvailableforsaleFinancialAssets
1175 Gain on fair value changes on available for sale financial assets, Taxes Concept (Monetary) For Period Debit ifrs-full:IncomeTaxRelatingToAvailableforsaleFinancialAssetsOfOtherComprehensiveIncome
1176 Gain on fair value changes on available for sale financial assets Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnRemeasuringAvailableforsaleFinancialAssetsBeforeTax
1177 Number of common shares acquired from affiliate Concept (Shares) For Period cgc:NumberOfCommonSharesAcquired
1178 Number of warrants acquired from affiliate Concept (Decimal) For Period cgc:NumberOfWarrantsAcquired
1179 Payments for purchase of ordinary shares and warrants from affiliate Concept (Monetary) For Period Credit cgc:PaymentsForPurchaseOfOrdinarySharesAndWarrants
1180 Cash advanced to joint venture Concept (Monetary) For Period Credit ifrs-full:CashAdvancesAndLoansMadeToRelatedParties
1181 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1182 Royalty receivable term Concept (xbrli:durationItemType) For Period cgc:RoyaltyReceivableTerm
1183 Percentage of voting equity interests acquired Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
1184 Carrying value of ordinary shares Concept (Monetary) For Period Debit cgc:CarryingValueOfOrdinaryShares
1185 Carrying value of warrants Concept (Monetary) For Period Debit cgc:CarryingValueOfWarrants
1186 Fair value of ordinary shares Concept (Monetary) For Period Debit cgc:FairValueOfOrdinaryShares
1187 Fair value of warrants Concept (Monetary) For Period Debit cgc:FairValueOfWarrants
1188 Ownership interest for cash investment Concept (Monetary) For Period Credit ifrs-full:PurchaseOfInterestsInAssociates
1189 Proceeds from exercise of stock options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromExerciseOfOptions
1190 Fair value of common shares Concept (Monetary) As Of Debit cgc:FairValueOfCommonShares
1191 Number of warrants held Concept (Shares) As Of cgc:NumberOfWarrantsHeld
1192 101000 - Disclosure - Accounts Payable and Accrued Liabilities - Summary of Accounts Payable and Accrued Liabilities (Details) Network

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1193 Implied Table Table

*

*

 implied:Table
1194 Accounts Payable And Accrued Liabilities [Abstract] Abstract cgc:AccountsPayableAndAccruedLiabilitiesAbstract
1195 Trade payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayables
1196 Accrued liabilities Concept (Monetary) As Of Credit ifrs-full:Accruals
1197 Total accounts payable and accrued liabilities Concept (Monetary) As Of Credit cgc:TradePayableAndAccruedLiabilities
1198 101010 - Disclosure - Accounts Payable and Accrued Liabilities - Additional Information (Details) Network

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1199 Implied Table Table

*

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 implied:Table
1200 Accounts Payable And Accrued Liabilities [Abstract] Abstract cgc:AccountsPayableAndAccruedLiabilitiesAbstract
1201 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit cgc:TradePayableAndAccruedLiabilities
1202 Property, plant and equipment Concept (Monetary) As Of Credit ifrs-full:PayablesForPurchaseOfNoncurrentAssets
1203 Professional fees Concept (Monetary) As Of Credit cgc:ProfessionalFeesPayable
1204 Compensation related liabilities Concept (Monetary) As Of Credit cgc:CompensationPayable
1205 Miscellaneous liabilities Concept (Monetary) As Of Credit ifrs-full:OtherPayables
1206 101020 - Disclosure - Long-term Debt and Other Long-Term Liabilities - Summary of Detailed Information About Borrowings (Details) Network

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1207 Disclosure Of Detailed Information About Borrowings [Table] Table

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*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1208 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1209 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1210 Annual Interest Rate 4.9% Mortgage Payable Due August 1, 2021 Member cgc:FourPointNinePercentAnnualInterestRateMortgagePayableDueAugustOneTwoThousandTwentyOneMember
1211 Annual Interest Rate of 5.3% Mortgage Payable Due December 1, 2019 Member cgc:FivePointThreePercentAnnualInterestRateMortgagePayableDueDecemberOneTwoThousandNineteenMember
1212 Annual Interest Rate of 4.8% Mortgage Payable Due December 1, 2020 Member cgc:FourPointEightPercentAnnualInterestRateMortgagePayableDueDecemberOneTwoThousandTwentyMember
1213 Term Loan 10% Due October 1, 2024 Member cgc:TenPercentTermLoanDueOctoberOneTwoThousandTwentyFourMember
1214 Interest Rate 5.9%-17.1% Finance Lease Member cgc:FivePointNineToSeventeenPointOnePercentFinanceLeaseMember
1215 Disclosure Of Detailed Information About Borrowings [Line Items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1216 Borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1217 Less: current portion Concept (Monetary) As Of Credit ifrs-full:CurrentPortionOfLongtermBorrowings
1218 Long-term debt Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1219 101030 - Disclosure - Long-term Debt and Other Long-Term Liabilities - Summary of Detailed Information About Borrowings (Parenthetical) (Details) Network

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1220 Disclosure Of Detailed Information About Borrowings [Table] Table

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 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1221 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1222 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1223 Annual Interest Rate 4.9% Mortgage Payable Due August 1, 2021 Member cgc:FourPointNinePercentAnnualInterestRateMortgagePayableDueAugustOneTwoThousandTwentyOneMember
1224 Annual Interest Rate of 5.3% Mortgage Payable Due December 1, 2019 Member cgc:FivePointThreePercentAnnualInterestRateMortgagePayableDueDecemberOneTwoThousandNineteenMember
1225 Annual Interest Rate of 4.8% Mortgage Payable Due December 1, 2020 Member cgc:FourPointEightPercentAnnualInterestRateMortgagePayableDueDecemberOneTwoThousandTwentyMember
1226 Term Loan 10% Due October 1, 2024 Member cgc:TenPercentTermLoanDueOctoberOneTwoThousandTwentyFourMember
1227 Interest Rate 5.9%-17.1% Finance Lease Member cgc:FivePointNineToSeventeenPointOnePercentFinanceLeaseMember
1228 Range [axis] Axis ifrs-full:RangeAxis
1229 Ranges [member] Member ifrs-full:RangesMember
1230 Minimum Member ifrs-full:BottomOfRangeMember
1231 Maximum Member ifrs-full:TopOfRangeMember
1232 Disclosure Of Detailed Information About Borrowings [Line Items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1233 Term of mortgage payable Concept (xbrli:durationItemType) For Period cgc:TermOfMortgagePayable
1234 Term of amortization Concept (xbrli:durationItemType) For Period cgc:TermOfMortgageAmortization
1235 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1236 Borrowings, maturity Concept (Text/String) For Period ifrs-full:BorrowingsMaturity
1237 Borrowing term Concept (xbrli:durationItemType) For Period cgc:BorrowingsMaturityTerm
1238 101040 - Disclosure - Long-term Debt and Other Long-Term Liabilities - Additional Information (Details) Network

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1239 Disclosure Of Detailed Information About Borrowings [Table] Table

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*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1240 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1241 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1242 Annual Interest Rate 4.9% Mortgage Payable Due August 1, 2021 Member cgc:FourPointNinePercentAnnualInterestRateMortgagePayableDueAugustOneTwoThousandTwentyOneMember
1243 Annual Interest Rate of 5.3% Mortgage Payable Due December 1, 2019 Member cgc:FivePointThreePercentAnnualInterestRateMortgagePayableDueDecemberOneTwoThousandNineteenMember
1244 Annual Interest Rate of 4.8% Mortgage Payable Due December 1, 2020 Member cgc:FourPointEightPercentAnnualInterestRateMortgagePayableDueDecemberOneTwoThousandTwentyMember
1245 Revolving Line of Credit Member cgc:RevolvingLineOfCreditMember
1246 Term Loan 10% Due October 1, 2024 Member cgc:TenPercentTermLoanDueOctoberOneTwoThousandTwentyFourMember
1247 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1248 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1249 Canada Member country:CA
1250 Range [axis] Axis ifrs-full:RangeAxis
1251 Ranges [member] Member ifrs-full:RangesMember
1252 Maximum Member ifrs-full:TopOfRangeMember
1253 Minimum Member ifrs-full:BottomOfRangeMember
1254 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1255 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1256 CIBC Prime Rate Member cgc:CIBCPrimeRateMember
1257 Disclosure Of Detailed Information About Borrowings [Line Items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1258 Borrowings, maturity Concept (Text/String) For Period ifrs-full:BorrowingsMaturity
1259 Revolving lines of credit Concept (Monetary) As Of Credit ifrs-full:UndrawnBorrowingFacilities
1260 Description of variable interest basis Concept (Text/String) For Period cgc:DescriptionOfVariableInterestBasis
1261 Adjustment to Prime Rate for Borrowings Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
1262 Variable interest rate term Concept (xbrli:durationItemType) For Period cgc:VariableInterestRateTerm
1263 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1264 Term of mortgage payable Concept (xbrli:durationItemType) For Period cgc:AmendedLeaseTerm
1265 Rent expenses Concept (Monetary) For Period Debit cgc:AdditionalMonthlyRent
1266 101050 - Disclosure - Long-term Debt and Other Long-Term Liabilities - Summary of Principal Repayments of Long-term Debt (Details) Network

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1267 Disclosure Of Detailed Information About Borrowings [Table] Table

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 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1268 Types of financial liabilities [axis] Axis ifrs-full:TypesOfFinancialLiabilitiesAxis
1269 Financial liabilities, type [member] Member ifrs-full:FinancialLiabilitiesTypeMember
1270 Long term Borrowings Member ifrs-full:LongtermBorrowingsMember
1271 Maturity [axis] Axis ifrs-full:MaturityAxis
1272 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1273 2019 Member ifrs-full:NotLaterThanOneYearMember
1274 2020 Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1275 2021 Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
1276 2022 Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
1277 2023 Member ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember
1278 Thereafter Member ifrs-full:LaterThanFiveYearsMember
1279 Disclosure Of Detailed Information About Borrowings [Line Items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1280 Principal repayments Concept (Monetary) As Of Credit cgc:MinimumLongTermDebtPrincipalRepayments
1281 101060 - Disclosure - Long-term Debt and Other Long-Term Liabilities - Summary of Principal Repayments of Long-term Debt (Parenthetical) (Details) Network

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1282 Disclosure Of Detailed Information About Borrowings [Table] Table

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1283 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1284 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1285 BC Tweed Member cgc:BCTweedMember
1286 Vert Mirabel Member cgc:VertMirabelMember
1287 Disclosure Of Detailed Information About Borrowings [Line Items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1288 Other long-term liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
1289 Put liability Concept (Monetary) As Of Credit cgc:PutLiability
1290 101070 - Disclosure - Reconciliation of Liabilities Arising From Financing Activities - Schedule of Reconciliation of Liabilities Arising From Financing Activities (Details) Network

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1291 Disclosure Of Reconciliation Of Liabilities Arising From Financing Activities [Table] Table

*

*

 ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesTable
1292 Liabilities arising from financing activities [axis] Axis ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis
1293 Liabilities arising from financing activities [member] Member ifrs-full:LiabilitiesArisingFromFinancingActivitiesMember
1294 Long term Borrowings Member ifrs-full:LongtermBorrowingsMember
1295 Finance Lease Obligations Member ifrs-full:LeaseLiabilitiesMember
1296 Disclosure Of Reconciliation Of Liabilities Arising From Financing Activities [Line Items] LineItems ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesLineItems
1297 Liabilities arising from financing activities at beginning of period Concept (Monetary) As Of Credit ifrs-full:LiabilitiesArisingFromFinancingActivities
1298 Non-cash changes cash flows Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughFinancingCashFlowsLiabilitiesArisingFromFinancingActivities
1299 Non-cash changes acquisition/ disposal Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughObtainingOrLosingControlOfSubsidiariesOrOtherBusinessesLiabilitiesArisingFromFinancingActivities
1300 Non-cash changes new leases Concept (Monetary) For Period Credit ifrs-full:IncreaseThroughNewLeasesLiabilitiesArisingFromFinancingActivities
1301 Liabilities arising from financing activities at end of period Concept (Monetary) As Of Credit ifrs-full:LiabilitiesArisingFromFinancingActivities
1302 101080 - Disclosure - Share Capital - Equity Raises - Summary of Equity Financing (Details) Network

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1303 Disclosure Of Classes Of Share Capital [Table] Table

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*

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1304 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1305 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1306 Greenstar investment Member cgc:GreenstarMember
1307 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1308 Equity raise share issuances, shares Concept (Shares) For Period cgc:EquityFinancingShares
1309 Equity raise share issuances Concept (Monetary) For Period Credit cgc:EquityFinancing
1310 101090 - Disclosure - Share Capital - Equity Raises - Summary of Equity Financing (Parenthetical) (Details) Network

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1311 Disclosure Of Classes Of Share Capital [Table] Table

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*

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1312 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1313 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1314 Greenstar investment Member cgc:GreenstarMember
1315 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1316 Equity financing issue costs Concept (Monetary) For Period Credit cgc:EquityFinancingIssueCosts
1317 101100 - Disclosure - Share Capital - Additional Information (Details) Network

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1318 Disclosure Of Classes Of Share Capital [Table] Table

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*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
1319 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
1320 Equity [member] Member ifrs-full:EquityMember
1321 Warrants Member cgc:WarrantsMember
1322 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1323 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1324 Greenstar investment Member cgc:GreenstarMember
1325 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1326 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1327 MedCann Access Member cgc:MedCannAccessMember
1328 LBC Holdings, Inc Member cgc:LBCHoldingsIncMember
1329 Mettrum Member cgc:MettrumMember
1330 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1331 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1332 XIB Consulting Inc Member cgc:XIBConsultingIncMember
1333 Counterparties [axis] Axis ifrs-full:CounterpartiesAxis
1334 Counterparties [member] Member ifrs-full:CounterpartiesMember
1335 Corporate Development Initiatives Member cgc:CorporateDevelopmentInitiativesMember
1336 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
1337 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
1338 Common Shares Member ifrs-full:OrdinarySharesMember
1339 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
1340 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
1341 Omnibus Incentive Plan Member cgc:OmnibusIncentivePlanMember
1342 Purchase Plan Member cgc:PurchasePlanMember
1343 ESOP Member cgc:EmployeeStockOptionPlanMember
1344 Range [axis] Axis ifrs-full:RangeAxis
1345 Ranges [member] Member ifrs-full:RangesMember
1346 Maximum Member ifrs-full:TopOfRangeMember
1347 Minimum Member ifrs-full:BottomOfRangeMember
1348 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1349 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
1350 Options Member cgc:OptionsMember
1351 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
1352 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
1353 Canopy Rivers Member cgc:CanopyRiversMember
1354 Classes of liabilities [axis] Axis ifrs-full:ClassesOfLiabilitiesAxis
1355 Liabilities [member] Member ifrs-full:LiabilitiesMember
1356 Cost of Sale Member cgc:CostOfSaleMember
1357 Disclosure Of Classes Of Share Capital [Line Items] LineItems ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
1358 common shares issued Concept (Decimal) As Of ifrs-full:NumberOfInstrumentsOrInterestsIssuedOrIssuable
1359 Total consideration Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
1360 offering price Concept (Share) For Period cgc:OfferingPricePerShare
1361 Purchase price of shares Concept (Monetary) For Period Debit cgc:PurchasePriceOfShares
1362 Purchase price of warrants Concept (Monetary) For Period Debit cgc:PurchasePriceOfWarrants
1363 Warrants expiration description Concept (Text/String) For Period cgc:WarrantsExpirationDescription
1364 Transaction costs Concept (Monetary) For Period Credit ifrs-full:PaymentsForShareIssueCosts
1365 Shares released from escrow related to the acquisition, shares Concept (Shares) For Period cgc:SharesReleasedFromEscrowAccount
1366 Shares released and cancelled from escrow account Concept (Shares) For Period cgc:SharesReleasedAndCancelledFromEscrowAccount
1367 Shares released from escrow Concept (Shares) For Period cgc:SharesRemainingFromEscrowRelease
1368 Shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
1369 Equity consideration Concept (Monetary) As Of Debit cgc:AcquisitionConsiderationEquityValue
1370 Warrants exercised Concept (Shares) For Period cgc:WarrantExercisedDuringPeriodShares
1371 Warrants exercise price Concept (Share) For Period cgc:WarrantsExercisePrice
1372 Aggregate number of common shares that may be issued Concept (Shares) For Period cgc:SharesAuthorizedToBeIssuedUnderEmployeeStockPurchasePlan
1373 Aggregate number of common shares that may be issued Concept (Shares) For Period cgc:MaximumSharesAuthorizedToBeIssuedUnderEmployeeStockPurchasePlanDuringOneFiscalYear
1374 Percentage of number of shares issuable from treasury pursuant to awards Concept (Percent) For Period cgc:PercentageOfOutstandingSharesLessNumberOfSharesIssuablePursuantToAllOtherSecurityBasedCompensationArrangements
1375 Number of common shares reserved for Awards Concept (Shares) As Of cgc:NumberOfCommonSharesReservedForAwards
1376 Shares issued Concept (Decimal) For Period ifrs-full:NumberOfInstrumentsGrantedInSharebasedPaymentArrangement
1377 Percentage of options exercisable on each anniversaries from date of grant Concept (Percent) For Period cgc:PercentageOfOptionsExercisableOnEachAnniversariesFromDateOfGrant
1378 ESOP expiration period Concept (xbrli:durationItemType) For Period cgc:EmployeeStockOwnershipPlanExpirationPeriodFromIssuance
1379 Weighted average exercise price of options outstanding Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
1380 Exercise price of share options exercisable Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement
1381 Share-based compensation expense Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
1382 Share-based compensation expense Concept (Monetary) For Period Debit cgc:ExpenseFromShareBasedPaymentTransactionsWithContractors
1383 Number of options provided in exchange for services Concept (Shares) For Period cgc:NumberOfOptionsProvidedInExchangeForServicesSubjectToPerformanceConditions
1384 Options exercised Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
1385 Exercise price, share options granted Concept (Monetary) For Period ifrs-full:ExercisePriceShareOptionsGranted
1386 Proceeds from exercise of stock options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromExerciseOfOptions
1387 Share-based compensation Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
1388 Share based payments Concept (Monetary) For Period Credit cgc:ShareBasedPaymentsRelatedToSharesProvidedInExchangeForSalesAndMarketingServices
1389 Common shares issue for payment of royalties Concept (Shares) For Period cgc:CommonSharesIssuableForPaymentOfRoyalties
1390 Expense Concept (Monetary) For Period Debit ifrs-full:RoyaltyExpense
1391 101110 - Disclosure - Share Capital - Acquisitions - Summary of Equity Issuances Related to Acquisitions (Details) Network

*

*

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1392 Disclosure Of Classes Of Share Capital [Table] Table

*

*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
1393 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1394 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1395 R Trees Member cgc:RTreesMember
1396 Spot Member cgc:SpotMember
1397 Green Hemp Member cgc:GreenHempMember
1398 MedCann Access Member cgc:MedCannAccessMember
1399 Hemp Member cgc:HempCAMember
1400 Spectrum Cannabis GmbH Member cgc:SpectrumCannabisGmbHMember
1401 Vert Medical Member cgc:VertMedicalIncMember
1402 Mettrum Hempworks Inc. Member cgc:MettrumHempworksIncMember
1403 Spektrum Cannabis GmbH Member cgc:SpektrumCannabisGmbHMember
1404 Vert Member cgc:VertMember
1405 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1406 Issuance of shares for acquisition, Shares Concept (Shares) For Period cgc:IssuanceOfSharesForAcquisition
1407 Acquisition related share issuance's Concept (Monetary) For Period Credit cgc:ShareCapitalValueOfSharesIssued
1408 Acquisition related share based reserve Concept (Monetary) As Of Credit cgc:AcquisitionRelatedShareBasedReserve
1409 Shares released from escrow related to the acquisition, shares Concept (Shares) For Period cgc:SharesReleasedFromEscrowAccount
1410 Shares released from escrow related to the acquisition Concept (Monetary) For Period Credit cgc:SharesReleasedFromEscrowRelatedToAcquisitionShares
1411 101120 - Disclosure - Share Capital - Acquisitions - Summary of Equity Issuances Related to Acquisitions (Details) (Parenthetical) (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalAcquisitionsSummaryOfEquityIssuancesRelatedToAcquisitionsDetailsParentheticalDetails
1412 Disclosure Of Classes Of Share Capital [Table] Table

*

*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
1413 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1414 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1415 R Trees Member cgc:RTreesMember
1416 Spot Member cgc:SpotMember
1417 Green Hemp Member cgc:GreenHempMember
1418 Mettrum Hempworks Inc. Member cgc:MettrumHempworksIncMember
1419 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1420 Share issue costs Concept (Monetary) For Period Debit ifrs-full:ShareIssueRelatedCost
1421 101130 - Disclosure - Share Capital - Other - Summary of Other Equity Issuances (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalOtherSummaryOfOtherEquityIssuancesDetails
1422 Disclosure Of Classes Of Share Capital [Table] Table

*

*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
1423 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1424 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1425 LBC Holdings, Inc Member cgc:LBCHoldingsIncMember
1426 BC Tweed Partner Member cgc:BCTweedPartnerMember
1427 Apollo/Bodystream Member cgc:ApolloBodystreamMember
1428 Niagara Asset Acquisition Member cgc:NiagaraMember
1429 Hershey Member cgc:HersheyMember
1430 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
1431 Equity [member] Member ifrs-full:EquityMember
1432 Share capital Member ifrs-full:IssuedCapitalMember
1433 Share-based reserve Member ifrs-full:ReserveOfSharebasedPaymentsMember
1434 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1435 Shares released from escrow to LBC Holdings, Inc. Concept (Monetary) For Period Credit cgc:SharesReleasedFromEscrow
1436 Shares issued to BC Tweed Partner for performance conditions Concept (Monetary) For Period Debit cgc:IssuanceOfSharesForPerformanceConditions
1437 Shares issued for Apollo/Bodystream earnout Concept (Monetary) For Period Debit cgc:ShareIssuedForEarnOut
1438 Acquisition related share issuance's Concept (Monetary) For Period Credit cgc:IssuanceOfSharesRelatedToAcquisition
1439 Issuance of shares for acquired intangible - net of share issue costs Concept (Monetary) For Period Credit cgc:IssuanceOfSharesOnAcquisitionRelatedToAcquiredIntangible
1440 Total other share issuances Concept (Monetary) For Period Debit cgc:IssuanceOfOtherSharesNet
1441 Shares released from escrow to LBC Holdings, Inc., shares Concept (Shares) For Period cgc:SharesReleasedFromEscrowShares
1442 Shares issued to BC Tweed Partner for performance conditions, shares Concept (Shares) For Period cgc:IssuanceOfSharesForPerformanceConditionsShares
1443 Shares issued for Apollo/Bodystream earnout, shares Concept (Shares) For Period cgc:ShareIssuedForEarnOutShares
1444 Issuance of shares for Niagara asset acquisition - net of share issue costs Concept (Shares) For Period cgc:IssuanceOfSharesRelatedToAcquisitionShares
1445 Issuance of shares for acquired intangible - net of share issue costs Concept (Shares) For Period cgc:IssuanceOfSharesOnAcquisitionRelatedToAcquiredIntangibleShares
1446 Total other share issuances, shares Concept (Shares) For Period cgc:IssuanceOfOtherSharesNetShares
1447 Issuance of shares per service agreements Concept (Monetary) For Period Credit cgc:IssuanceOfSharesPerServiceAgreements
1448 Shares released from escrow related to the acquisition, shares Concept (Shares) For Period cgc:SharesReleasedFromEscrowAccount
1449 Issuance of shares for acquisition, Shares Concept (Shares) For Period cgc:IssuanceOfSharesForAcquisition
1450 Issuance of shares per service agreements, shares Concept (Shares) For Period cgc:IssuanceOfSharesPerServiceAgreementsShares
1451 101150 - Disclosure - Share Capital - Other - Summary of Other Equity Issuances (Parenthetical) (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalOtherSummaryOfOtherEquityIssuancesParentheticalDetails
1452 Disclosure Of Classes Of Share Capital [Table] Table

*

*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
1453 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1454 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1455 Niagara Asset Acquisition Member cgc:NiagaraMember
1456 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
1457 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
1458 Intangible Asset Acquisition Member cgc:IntangibleAssetAcquisitionMember
1459 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1460 Share issue costs Concept (Monetary) For Period Debit ifrs-full:ShareIssueRelatedCost
1461 101160 - Disclosure - Share Capital - Summary of Warrants (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalSummaryOfWarrantsDetails
1462 Disclosure Of Warrants [Table] Table

*

*

 cgc:DisclosureOfWarrantsTable
1463 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1464 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1465 Greenstar investment Member cgc:GreenstarMember
1466 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1467 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1468 R Trees Member cgc:RTreesMember
1469 Disclosure Of Warrants [Line Items] LineItems cgc:DisclosureOfWarrantsLineItems
1470 Number of whole warrants, Beginning Balance Concept (Shares) As Of cgc:NumberOfWholeWarrants
1471 Greenstar equity investment - net of warrant issue cost Concept (Shares) For Period cgc:NumberOfWholeWarrantsOnEquityInvestment
1472 rTrees acquisition Concept (Shares) For Period cgc:NumberOfWholeWarrantsOnAcquisition
1473 Exercise of warrants Concept (Shares) For Period cgc:NumberOfWholeWarrantsOnExerciseOfWarrants
1474 Number of whole warrants, Ending Balance Concept (Shares) As Of cgc:NumberOfWholeWarrants
1475 Average Exercise Price of Warrants, Beginning Balance Concept (Monetary) As Of Debit cgc:WarrantAverageExercisePrice
1476 Greenstar equity investment - net of warrant issue cost Concept (Monetary) For Period Debit cgc:WarrantsAverageExercisePriceOnEquityInvestments
1477 rTrees acquisition Concept (Monetary) For Period Debit cgc:WarrantsAverageExercisePriceOnAcquisition
1478 Exercise of warrants Concept (Monetary) For Period Credit cgc:AverageExercisePriceOnWarrantsExercised
1479 Average Exercise Price of Warrants, Ending Balance Concept (Monetary) As Of Debit cgc:WarrantAverageExercisePrice
1480 Warrant value, Beginning Balance Concept (Monetary) As Of Debit cgc:WarrantValue
1481 Greenstar equity investment - net of warrant issue cost Concept (Monetary) For Period Debit cgc:WarrantValueOnEquityInvestment
1482 rTrees acquisition Concept (Monetary) For Period Debit cgc:WarrantValueOnAcquisition
1483 Exercise of warrants Concept (Monetary) For Period Debit cgc:WarrantValueExerciseOfWarrants
1484 Warrant value, Ending Balance Concept (Monetary) As Of Debit cgc:WarrantValue
1485 Warrant expiration date Concept (Text/String) For Period cgc:WarrantExpirationDate
1486 101170 - Disclosure - Share Capital - Summary of Warrants (Parenthetical) (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalSummaryOfWarrantsParentheticalDetails
1487 Disclosure Of Warrants [Table] Table

*

*

 cgc:DisclosureOfWarrantsTable
1488 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1489 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1490 Greenstar investment Member cgc:GreenstarMember
1491 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
1492 Equity [member] Member ifrs-full:EquityMember
1493 Warrants Member cgc:WarrantsMember
1494 Disclosure Of Warrants [Line Items] LineItems cgc:DisclosureOfWarrantsLineItems
1495 Share issue costs Concept (Monetary) For Period Debit ifrs-full:ShareIssueRelatedCost
1496 101180 - Disclosure - Share Capital - Summary of Changes in ESOP Options (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalSummaryOfChangesInESOPOptionsDetails
1497 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Table] Table

*

*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1498 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
1499 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
1500 ESOP Member cgc:EmployeeStockOptionPlanMember
1501 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1502 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1503 Mettrum Member cgc:MettrumMember
1504 R Trees Member cgc:RTreesMember
1505 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1506 Options issued at beginning of year Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
1507 Number of option granted Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1508 Replacement options issued as a result of acquisition Concept (Decimal) For Period cgc:NumberOfShareOptionsIssuedAsReplacementDueToAcquisitionTransaction
1509 Options exercised Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
1510 Options forfeited/cancelled Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement
1511 Options issued at end of year Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
1512 Weighted average exercise price at beginning of year Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
1513 Weighted average exercise price - Options granted Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement
1514 Weighted average exercise price - Replacement options issued as a result of acquisition Concept (Monetary) For Period cgc:WeightedAverageExercisePriceOfReplacementOptionsIssued
1515 Weighted average exercise price - Options exercised Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement
1516 Weighted average exercise price - Options forfeited/cancelled Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement
1517 Weighted average exercise price at end of year Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
1518 101190 - Disclosure - Share Capital - Summary of Outstanding Stock Options (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalSummaryOfOutstandingStockOptionsDetails
1519 Disclosure Of Number And Weighted Average Remaining Contractual Life Of Outstanding Share Options [Table] Table

*

*

 ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsTable
1520 Maturity [axis] Axis ifrs-full:MaturityAxis
1521 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1522 Weighted Average Remaining Contractual Life (3.41 years) Member cgc:WeightedAverageRemainingContractualLifeThreePointFourOneYearsMember
1523 Weighted Average Remaining Contractual Life (5.13 years) Member cgc:WeightedAverageRemainingContractualLifeFivePointOneThreeYearsMember
1524 Weighted Average Remaining Contractual Life (4.91 years) Member cgc:WeightedAverageRemainingContractualLifeFourPointNineOneYearsMember
1525 Weighted Average Remaining Contractual Life (5.67 years) Member cgc:WeightedAverageRemainingContractualLifeFivePointSixSevenYearsMember
1526 Weighted Average Remaining Contractual Life (5.88 years) Member cgc:WeightedAverageRemainingContractualLifeFivePointEightEightYearsMember
1527 Weighted Average Remaining Contractual Life (4.96 years) Member cgc:WeightedAverageRemainingContractualLifeFourPointNineSixYearsMember
1528 Range [axis] Axis ifrs-full:RangeAxis
1529 Ranges [member] Member ifrs-full:RangesMember
1530 Minimum Member ifrs-full:BottomOfRangeMember
1531 Maximum Member ifrs-full:TopOfRangeMember
1532 Disclosure Of Number And Weighted Average Remaining Contractual Life Of Outstanding Share Options [Line Items] LineItems ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsLineItems
1533 Options Outstanding Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
1534 Options Outstanding Concept (Decimal) As Of ifrs-full:WeightedAverageRemainingContractualLifeOfOutstandingShareOptions
1535 Options Outstanding Concept (Monetary) As Of ifrs-full:ExercisePriceOfOutstandingShareOptions
1536 Options Exercisable Concept (Decimal) As Of ifrs-full:NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
1537 Exercise price of share options exercisable Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement
1538 101200 - Disclosure - Share Capital - Summary of Assumptions Used Following Black-Scholes Option Pricing Model to Establish Fair Value of Options (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalSummaryOfAssumptionsUsedFollowingBlackScholesOptionPricingModelToEstablishFairValueOfOptionsDetails
1539 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Table] Table

*

*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1540 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1541 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1542 Employees Member cgc:EmployeesMember
1543 Range [axis] Axis ifrs-full:RangeAxis
1544 Ranges [member] Member ifrs-full:RangesMember
1545 Minimum Member ifrs-full:BottomOfRangeMember
1546 Maximum Member ifrs-full:TopOfRangeMember
1547 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1548 Risk-free interest rate Concept (Percent) For Period ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted
1549 Expected life of options (years) Concept (Decimal) For Period ifrs-full:DescriptionOfOptionLifeShareOptionsGranted
1550 Expected annualized volatility Concept (Percent) For Period ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
1551 Expected forfeiture rate Concept (Percent) For Period cgc:DescriptionOfExpectedForfeitureRateOfShareOptionsGranted
1552 Expected dividend yield Concept (Percent) For Period ifrs-full:ExpectedDividendAsPercentageShareOptionsGranted
1553 Weighted average fair value at measurement date, share options granted Concept (Monetary) As Of Credit ifrs-full:WeightedAverageFairValueAtMeasurementDateShareOptionsGranted
1554 101210 - Disclosure - Share Capital - Summary of Share-based Compensation Expense related to Acquisition and Asset Purchase Milestones (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureShareCapitalSummaryOfShareBasedCompensationExpenseRelatedToAcquisitionAndAssetPurchaseMilestonesDetails
1555 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Table] Table

*

*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1556 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1557 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1558 Apollo/Bodystream Member cgc:ApolloBodystreamMember
1559 Spectrum Cannabis GmbH Member cgc:SpectrumCannabisGmbHMember
1560 Spot Member cgc:SpotMember
1561 Spectrum Denmark Member cgc:SpectrumDenmarkMember
1562 BC Tweed Member cgc:BCTweedMember
1563 Vert Mirabel Member cgc:VertMirabelMember
1564 Green Hemp Member cgc:GreenHempMember
1565 Intellectual property acquisition Member cgc:IntellectualPropertyAcquisitionMember
1566 Apollo C R O Inc Member cgc:ApolloCROIncMember
1567 Body Stream Member cgc:BodyStreamMember
1568 Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1569 Released during fiscal 2018 Concept (Shares) For Period cgc:SharesReleasedRelatedToAcquisitionMilestones
1570 Remaining shares to be issued on completion of milestones* Concept (Shares) For Period cgc:RemainingSharesToBeIssuedRelatingToCompletionOfAcquisitionMilestones
1571 Share-based compensation expense related to acquisition milestones Concept (Monetary) For Period Debit cgc:ShareBasedCompensationExpenseRelatedToAcquisitionMilestones
1572 common shares issued Concept (Decimal) As Of ifrs-full:NumberOfInstrumentsOrInterestsIssuedOrIssuable
1573 101220 - Disclosure - Other Income (Expense) - Summary of Other Income (Expense) (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureOtherIncomeExpenseSummaryOfOtherIncomeExpenseDetails
1574 Implied Table Table

*

*

 implied:Table
1575 Analysis Of Income And Expense [Abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1576 Fair value changes on financial assets Concept (Monetary) For Period Credit cgc:GainLossOnFairValueChangesOnFinancialAssets
1577 Impairment of product rights Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossRecognisedInProfitOrLoss
1578 Fair value increase in BC Tweed Put Liability and Vert Mirabel Put Liability Concept (Monetary) For Period Credit cgc:FairValueIncreaseInPutLiability
1579 Gain on disposal of consolidated entity Concept (Monetary) For Period Credit cgc:GainLossOnDisposalOfConsolidatedEntity
1580 Bargain purchase gain Concept (Monetary) For Period Credit ifrs-full:GainRecognisedInBargainPurchaseTransaction
1581 Partner expense Concept (Monetary) For Period Debit cgc:PartnerExpense
1582 Gain/loss disposal of property, plant and equipment Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfPropertyPlantAndEquipment
1583 Increase in fair value of acquisition consideration related liabilities Concept (Monetary) For Period Debit cgc:IncreaseInFairValueOfAcquisitionConsiderationRelatedLiabilities
1584 Other expense, net Concept (Monetary) For Period Credit cgc:OtherIncomeExpense
1585 Total other income, net Concept (Monetary) For Period Credit cgc:OtherNonoperatingIncomeExpenses
1586 101230 - Disclosure - Expenses by Nature - Additional Information (Details) Network

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*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureExpensesByNatureAdditionalInformationDetails
1587 Implied Table Table

*

*

 implied:Table
1588 Expense By Nature [Abstract] Abstract ifrs-full:ExpenseByNatureAbstract
1589 Total operating expenses by nature Concept (Monetary) For Period Debit ifrs-full:ExpenseByNature
1590 101240 - Disclosure - Expenses by Nature - Summary of Operating Expenses Distributed by Nature (Details) Network

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*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureExpensesByNatureSummaryOfOperatingExpensesDistributedByNatureDetails
1591 Implied Table Table

*

*

 implied:Table
1592 Expense By Nature [Abstract] Abstract ifrs-full:ExpenseByNatureAbstract
1593 Employee compensation and benefits Concept (Monetary) For Period Debit ifrs-full:EmployeeBenefitsExpense
1594 Raw materials used and consumables Concept (Monetary) For Period Debit ifrs-full:RawMaterialsAndConsumablesUsed
1595 Other costs of sales Concept (Monetary) For Period Debit cgc:OtherCostsOfSales
1596 Net valuation gains related to inventory and biological assets Concept (Monetary) For Period Debit cgc:NetValuationGainsRelatedToInventoryAndBiologicalAssets
1597 Share-based compensation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForSharebasedPayments
1598 Acquisition-related costs Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
1599 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
1600 Legal and professional fees Concept (Monetary) For Period Debit ifrs-full:ProfessionalFeesExpense
1601 Royalties Concept (Monetary) For Period Debit ifrs-full:RoyaltyExpense
1602 Consultants Concept (Monetary) For Period Debit cgc:ConsultantsExpense
1603 Facility expenses Concept (Monetary) For Period Debit cgc:FacilityExpenses
1604 Patient assistance Concept (Monetary) For Period Debit cgc:PatientAssistanceExpenses
1605 Marketing and promotion Concept (Monetary) For Period Debit ifrs-full:AdvertisingExpense
1606 Office expenses Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
1607 Travel and other employee expenses Concept (Monetary) For Period Debit cgc:TravelAndOtherEmployeeExpenses
1608 Bank and payment processor fees Concept (Monetary) For Period Debit ifrs-full:BankAndSimilarCharges
1609 Total Concept (Monetary) For Period Debit ifrs-full:ExpenseByNature
1610 101250 - Disclosure - Income Taxes - Summary of Income Tax Expense (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureIncomeTaxesSummaryOfIncomeTaxExpenseDetails
1611 Implied Table Table

*

*

 implied:Table
1612 Major Components Of Tax Expense Income [Abstract] Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
1613 Loss from operations Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
1614 Expected tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
1615 Expected tax benefit resulting from loss Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfTaxLosses
1616 Non-deductible expenses Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
1617 Increase in unrecognized temporary differences Concept (Monetary) For Period Debit cgc:TaxEffectOfChangesInUnrecognizedTemporaryDifferences
1618 Non-taxable portion of capital gains and losses Concept (Monetary) For Period Credit cgc:NonTaxablePortionOfCapitalGainsLosses
1619 Other Concept (Monetary) For Period Debit ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
1620 Income tax (expense) recovery Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1621 101260 - Disclosure - Income Taxes - Summary of Effect of Temporary Differences and Loss Carryforwards (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureIncomeTaxesSummaryOfEffectOfTemporaryDifferencesAndLossCarryforwardsDetails
1622 Deferred Tax Assets And Liabilities [Table] Table

*

*

 cgc:DeferredTaxAssetsAndLiabilitiesTable
1623 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
1624 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
1625 Temporary Differences Between Assets and Liabilities Member ifrs-full:TemporaryDifferenceMember
1626 Deferred Tax Asset Liability Axis cgc:DeferredTaxAssetLiabilityAxis
1627 Deferred Tax Asset Liability Member Member cgc:DeferredTaxAssetLiabilityMember
1628 Other Member cgc:OtherMember
1629 Loss Carryforwards Member cgc:LossCarryforwardsMember
1630 Deferred Tax Asset Member cgc:DeferredTaxAssetMember
1631 Intangibles Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
1632 Fixed Assets Member ifrs-full:PropertyPlantAndEquipmentMember
1633 Other Long-term Liabilities Member cgc:OtherLongTermLiabilitiesMember
1634 Biological Assets Member ifrs-full:BiologicalAssetsMember
1635 Investments Member cgc:Investments1Member
1636 Deferred Tax Liability Member cgc:DeferredTaxLiabilityMember
1637 Asset Held for Sale Member ifrs-full:ClassificationOfAssetsAsHeldForSaleMember
1638 Deferred Tax Assets And Liabilities [Line Items] LineItems cgc:DeferredTaxAssetsAndLiabilitiesLineItems
1639 Deferred tax asset, Beginning balance Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
1640 Deferred tax asset, Recognized in profit or loss Concept (Monetary) For Period Debit cgc:DeferredTaxAssetRecognizedInProfitOrLoss
1641 Deferred tax asset, Recognized in equity Concept (Monetary) For Period Debit cgc:DeferredTaxAssetRecognizedInEquity
1642 Deferred tax asset, Recognized in goodwill Concept (Monetary) For Period Debit cgc:DeferredTaxAssetRecognizedInGoodwill
1643 Deferred tax assets, Recognized in other comprehensive income Concept (Monetary) For Period Debit cgc:DeferredTaxAssetRecognizedInOtherComprehensiveIncome
1644 Deferred tax asset, Disposal of consolidated entity Concept (Monetary) For Period Credit cgc:DeferredTaxAssetDisposalOfConsolidatedEntity
1645 Business combinations and assets held for sale Concept (Monetary) For Period Debit cgc:BusinessCombinationsAndAssetsHeldForSale
1646 Deferred tax asset, Ending balance Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
1647 Deferred tax liability, Beginning balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
1648 Deferred tax liability, Recognized in profit or loss Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilityRecognizedInProfitOrLoss
1649 Deferred tax liability, Recognized in equity Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilitiesRecognizedInEquity
1650 Deferred tax liability, Recognized in goodwill Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilityRecognizedInGoodwill
1651 Deferred tax liability, Recognized in other comprehensive income Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilitiesRecognizedInOtherComprehensiveIncome
1652 Deferred tax liability, Disposal of consolidated entity Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilityDisposalOfConsolidatedEntity
1653 Deferred tax liability, Business combinations and assets held for sale Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilityBusinessCombinationsAndAssetsHeldForSale
1654 Deferred tax liabilities associated with asset held for sale Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilitiesAssociatedWithAssetsHeldForSale
1655 Deferred tax liability, Ending balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
1656 Net deferred taxes, Beginning balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
1657 Net deferred taxes, Recognized in profit or loss Concept (Monetary) For Period ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
1658 Net deferred taxes, Recognized in equity Concept (Monetary) For Period ifrs-full:DeferredTaxRelatingToItemsChargedOrCreditedDirectlyToEquity
1659 Net deferred taxes, Recognized in goodwill Concept (Monetary) For Period Credit cgc:NetDeferredTaxesRecognizedInGoodwill
1660 Net deferred taxes, Recognized in other comprehensive income Concept (Monetary) For Period ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
1661 Net deferred taxes, Disposal of consolidated entity Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughLossOfControlOfSubsidiaryDeferredTaxLiabilityAsset
1662 Net deferred taxes, Business combinations and assets held for sale Concept (Monetary) For Period Credit cgc:DeferredTaxLiabilityAssetBusinessCombinationsAndAssetsHeldForSale
1663 Net deferred taxes, Liabilities associated with asset held for sale Concept (Monetary) For Period Credit cgc:NetDeferredTaxesLiabilitiesAssociatedWithAssetsHeldForSale
1664 Net deferred taxes, Ending balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
1665 101270 - Disclosure - Income Taxes - Summary of Unrecognized Temporary Differences (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureIncomeTaxesSummaryOfUnrecognizedTemporaryDifferencesDetails
1666 Disclosure Of Temporary Difference Unused Tax Losses And Unused Tax Credits [Table] Table

*

*

 ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
1667 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
1668 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
1669 Losses Carried Forward Member ifrs-full:UnusedTaxLossesMember
1670 Intangibles Assets and Fixed Asset Member cgc:IntangiblesAssetsAndFixedAssetMember
1671 Disclosure Of Temporary Difference Unused Tax Losses And Unused Tax Credits [Line Items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
1672 Unrecognized temporary differences Concept (Monetary) As Of ifrs-full:DeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetIsRecognised
1673 101280 - Disclosure - Income Taxes - Non-Capital Losses Available to Reduce Future Years Taxable Income (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureIncomeTaxesNonCapitalLossesAvailableToReduceFutureYearsTaxableIncomeDetails
1674 Disclosure Of Non Capital Losses Available To Reduce Future Taxable Income [Table] Table

*

*

 cgc:DisclosureOfNonCapitalLossesAvailableToReduceFutureTaxableIncomeTable
1675 Maturity [axis] Axis ifrs-full:MaturityAxis
1676 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1677 2030 Member cgc:TwoThousandThirtyMember
1678 2031 Member cgc:TwoThousandThirtyOneMember
1679 2032 Member cgc:TwoThousandThirtyTwoMember
1680 2033 Member cgc:TwoThousandThirtyThreeMember
1681 2034 Member cgc:TwoThousandThirtyFourMember
1682 2035 Member cgc:TwoThousandThirtyFiveMember
1683 2036 Member cgc:TwoThousandThirtySixMember
1684 2037 Member cgc:TwoThousandThirtySevenMember
1685 2038 Member cgc:TwoThousandThirtyEightMember
1686 Foreign- Indefinite Member cgc:ForeignIndefiniteMember
1687 Non Capital Losses Available To Reduce Future Taxable Income [Line Items] LineItems cgc:NonCapitalLossesAvailableToReduceFutureTaxableIncomeLineItems
1688 Expiration dates Concept (Text/String) For Period cgc:NonCapitalLossesCarryForwardsExpirationDate
1689 Non-capital losses Concept (Monetary) For Period Debit cgc:NonCapitalLossesAvailableToReduceFutureTaxableIncome
1690 101290 - Disclosure - Related Parties - Additional Information (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureRelatedPartiesAdditionalInformationDetails
1691 Disclosure Of Related Party Transactions [Table] Table

*

*

 cgc:DisclosureOfRelatedPartyTransactionsTable
1692 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1693 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1694 Key management personnel of entity or parent [member] Member ifrs-full:KeyManagementPersonnelOfEntityOrParentMember
1695 Hershey Member cgc:HersheyMember
1696 Bedrocan Facilities One Member cgc:BedrocanFacilitiesOneMember
1697 Bedrocan Member cgc:BedrocanMember
1698 Bedrocan Facility Two Member cgc:BedrocanFacilityTwoMember
1699 Mettrum Hempworks Inc. Member cgc:MettrumHempworksIncMember
1700 Chief Executive Officers Member cgc:ChiefExecutiveOfficersMember
1701 Directors Member cgc:DirectorsMember
1702 Hemp Member cgc:HempCAMember
1703 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1704 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1705 Term Loan 10% Due October 1, 2024 Member cgc:TenPercentTermLoanDueOctoberOneTwoThousandTwentyFourMember
1706 Disclosure Of Related Party Transactions [Line Items] LineItems cgc:DisclosureOfRelatedPartyTransactionsLineItems
1707 Percentage of shares owned by key management personnel Concept (Percent) For Period cgc:PercentageOfSharesOwnedByKeyManagementPersonnel
1708 Employee severance cost Concept (Monetary) For Period Debit ifrs-full:TerminationBenefitsExpense
1709 Lease including base rent and operating costs Concept (Monetary) For Period ifrs-full:LeasesAsLesseeRelatedPartyTransactions
1710 Lease expiration date Concept (Date) For Period cgc:LeaseExpirationDate
1711 Optional lease renewal period Concept (xbrli:durationItemType) For Period cgc:OptionalLeaseRenewalPeriod
1712 Consulting services Concept (Monetary) For Period Debit cgc:ConsultingExpenses
1713 Lease liabilities Concept (Monetary) As Of Credit ifrs-full:LeaseLiabilities
1714 Lease term Concept (xbrli:durationItemType) For Period cgc:LeaseTerm
1715 Quarterly consulting services fee Concept (Monetary) For Period Debit cgc:QuarterlyConsultingExpenses
1716 Cash compensation bonus Concept (Monetary) For Period Debit cgc:CashCompensationBonus
1717 Consulting expenses including travel Concept (Monetary) For Period Debit cgc:ConsultingExpensesIncludingTravel
1718 Accrued interest owed included in accounts payable and accrued liabilities stockholders Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
1719 Interest expense Concept (Monetary) For Period Debit ifrs-full:InterestExpense
1720 Loan balance Concept (Monetary) As Of Credit ifrs-full:Borrowings
1721 Directors' fees Concept (Monetary) For Period Debit ifrs-full:DirectorsRemunerationExpense
1722 Lease renewal term Concept (xbrli:durationItemType) For Period cgc:LeaseRenewalTerm
1723 101300 - Disclosure - Related Parties - Summary of Key Management Personnel Compensation (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureRelatedPartiesSummaryOfKeyManagementPersonnelCompensationDetails
1724 Implied Table Table

*

*

 implied:Table
1725 Disclosure Of Transactions Between Related Parties [Abstract] Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
1726 Short-term employee benefits Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits
1727 Share-based compensation Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationSharebasedPayment
1728 Total Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensation
1729 101310 - Disclosure - Commitments and Contingencies - Schedule of Future Minimum Lease and Royalty Payments (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumLeaseAndRoyaltyPaymentsDetails
1730 Implied Table Table

*

*

 implied:Table
1731 Disclosure Of Commitments And Contingencies [Abstract] Abstract cgc:DisclosureOfCommitmentsAndContingenciesAbstract
1732 2019 Concept (Monetary) As Of Credit cgc:FutureMinimumLeaseAndRoyaltyPaymentsDueNextTwelveMonths
1733 2020 Concept (Monetary) As Of Credit cgc:FutureMinimumLeaseAndRoyaltyPaymentsDueInTwoYears
1734 2021 Concept (Monetary) As Of Credit cgc:FutureMinimumLeaseAndRoyaltyPaymentsDueInThreeYears
1735 2022 Concept (Monetary) As Of Credit cgc:FutureMinimumLeaseAndRoyaltyPaymentsDueInFourYears
1736 2023 Concept (Monetary) As Of Credit cgc:FutureMinimumLeaseAndRoyaltyPaymentsDueInFiveYears
1737 Thereafter Concept (Monetary) As Of Credit cgc:FutureMinimumLeaseAndRoyaltyPaymentsDueThereafter
1738 Total Concept (Monetary) As Of Credit cgc:FutureMinimumLeaseAndRoyaltyPaymentsDue
1739 101320 - Disclosure - Commitments and Contingencies - Additional Information (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails
1740 Implied Table Table

*

*

 implied:Table
1741 Disclosure Of Commitments And Contingencies [Abstract] Abstract cgc:DisclosureOfCommitmentsAndContingenciesAbstract
1742 Ongoing litigation claim amount Concept (Monetary) As Of Debit cgc:OngoingLitigationClaimAmount
1743 Litigation settlement amount to other party Concept (Monetary) As Of Credit ifrs-full:ContingentLiabilitiesIncurredInRelationToInterestsInAssociates
1744 101330 - Disclosure - Supplementary Cash Flow Information - Summary of Changes in Non-Cash Working Capital (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureSupplementaryCashFlowInformationSummaryOfChangesInNonCashWorkingCapitalDetails
1745 Implied Table Table

*

*

 implied:Table
1746 Disclosure Of Cash Flow Statement [Abstract] Abstract cgc:DisclosureOfCashFlowStatementAbstract
1747 Amounts receivable Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable
1748 Prepaid expenses and other assets Concept (Monetary) For Period Debit cgc:AdjustmentForPrePaidExpensesAndOtherCurrentAssets
1749 Biological assets and inventory Concept (Monetary) For Period Debit cgc:AdjustmentsForDecreaseIncreaseInBiologicalAssetsAndInventories
1750 Accounts payable and accrued liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAccountPayable
1751 Deferred revenue Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInDeferredIncome
1752 Other liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInOtherLiabilities
1753 Total Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseInWorkingCapital
1754 101340 - Disclosure - Supplementary Cash Flow Information - Additional Information (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureSupplementaryCashFlowInformationAdditionalInformationDetails
1755 Implied Table Table

*

*

 implied:Table
1756 Disclosure Of Cash Flow Statement [Abstract] Abstract cgc:DisclosureOfCashFlowStatementAbstract
1757 Accounts payable and accrued liabilities Concept (Monetary) For Period Credit cgc:NonCashAccountsPayableAndAccruedLiabilitiesRelatingToFinancingAndInvestingActivities
1758 Property, plant and equipment and assets in process purchases Concept (Monetary) For Period Credit cgc:AccountsPayableAndAccruedLiabilitiesRelatingToPropertyPlantAndEquipmentAndAssetsInProcessPurchases
1759 Share issue costs Concept (Monetary) For Period Credit cgc:AccountsPayableAndAccruedLiabilitiesRelatingToShareIssueCosts
1760 Accounts payable and accrued liabilities, recognized Concept (Monetary) For Period Credit cgc:NonCashAccountsPayableAndAccruedLiabilitiesRelatingToFinancingAndInvestingActivitiesRecognized
1761 Property, plant and equipment and assets in process purchases, recognized Concept (Monetary) For Period Credit cgc:AccountsPayableAndAccruedLiabilitiesRelatingToPropertyPlantAndEquipmentAndAssetsInProcessPurchasesRecognized
1762 Share issue costs, recognized Concept (Monetary) For Period Credit cgc:AccountsPayableAndAccruedLiabilitiesRelatingToShareIssueCostsRecognized
1763 101350 - Disclosure - Supplementary Cash Flow Information - Summary of Cash and Cash Equivalents (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureSupplementaryCashFlowInformationSummaryOfCashAndCashEquivalentsDetails
1764 Implied Table Table

*

*

 implied:Table
1765 Disclosure Of Cash Flow Statement [Abstract] Abstract cgc:DisclosureOfCashFlowStatementAbstract
1766 Cash Concept (Monetary) As Of Debit ifrs-full:Cash
1767 Short-term guaranteed investment certificates Concept (Monetary) As Of Debit ifrs-full:ShorttermInvestmentsClassifiedAsCashEquivalents
1768 Total cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1769 101360 - Disclosure - Financial Instruments - Additional Information (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureFinancialInstrumentsAdditionalInformationDetails
1770 Disclosure Of Financial Instruments [Table] Table

*

*

 ifrs-full:DisclosureOfFinancialInstrumentsTable
1771 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
1772 Risks [member] Member ifrs-full:TypesOfRisksMember
1773 Interest Rate Risk Member ifrs-full:InterestRateRiskMember
1774 Liqudity Risk Member ifrs-full:LiquidityRiskMember
1775 Major customers [axis] Axis ifrs-full:MajorCustomersAxis
1776 Customers [member] Member ifrs-full:MajorCustomersMember
1777 Government Agencies Member ifrs-full:GovernmentMember
1778 Credit Card Processor And Bill Payment Member cgc:CreditCardProcessorAndBillPaymentMember
1779 Disclosure Of Financial Instruments [Line Items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1780 Percentage of change in financial assets Concept (Percent) For Period cgc:PercentageOfChangeInFinancialAssets
1781 Percentage of change in financial liabilities Concept (Percent) For Period cgc:PercentageOfChangeInFinancialLiabilities
1782 Restricted short-term investments Concept (Monetary) As Of Debit cgc:RestrictedShortTermInvestments
1783 Allowance for doubtful accounts Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
1784 Maximum exposure to credit risk Concept (Monetary) As Of ifrs-full:MaximumExposureToCreditRiskOfLoansOrReceivables
1785 Portion of receivable Concept (Percent) For Period cgc:PortionOfAccountsReceivable
1786 Gross cash proceeds from equity financing Concept (Monetary) For Period Debit cgc:ProceedsFromIssuanceOfSharesBySubsidiary
1787 101370 - Disclosure - Financial Instruments - Summary of Aging of Receivables (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureFinancialInstrumentsSummaryOfAgingOfReceivablesDetails
1788 Disclosure Of Aging Of Receivables [Table] Table

*

*

 cgc:DisclosureOfAgingOfReceivablesTable
1789 Past due status [axis] Axis ifrs-full:PastDueStatusAxis
1790 Past due status [member] Member ifrs-full:PastDueStatusMember
1791 0-60 Days Member cgc:ZeroDaysToSixtyDaysMember
1792 61-120 Days Member cgc:SixtyOneDaysToOneHundredAndTwentyDaysMember
1793 Disclosure Of Aging Of Receivables [Line Items] LineItems cgc:DisclosureOfAgingOfReceivablesLineItems
1794 Receivables Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
1795 101380 - Disclosure - Financial Instruments - Summary Contractual Maturities of Undiscounted Cash Flows (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureFinancialInstrumentsSummaryContractualMaturitiesOfUndiscountedCashFlowsDetails
1796 Disclosure Of Maturity Analysis For Nonderivative Financial Liabilities [Table] Table

*

*

 ifrs-full:DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesTable
1797 Maturity [axis] Axis ifrs-full:MaturityAxis
1798 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1799 Year 1 Member ifrs-full:NotLaterThanOneYearMember
1800 Years 2 - 3 Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
1801 Years 4 and After - 5 Member ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember
1802 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1803 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1804 Carrying Amount Member ifrs-full:GrossCarryingAmountMember
1805 Contractual Cash Flow Member cgc:ContractualCashFlowMember
1806 Disclosure Of Maturity Analysis For Nonderivative Financial Liabilities [Line Items] LineItems ifrs-full:DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesLineItems
1807 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesUndiscountedCashFlows
1808 Long-term debt Concept (Monetary) As Of Credit ifrs-full:BankBorrowingsUndiscountedCashFlows
1809 Total Concept (Monetary) As Of Credit ifrs-full:NonderivativeFinancialLiabilitiesUndiscountedCashFlows
1810 101390 - Disclosure - Financial Instruments - Summary of Valuation Techniques and Key Inputs Used in Fair Value Measurement of Level 2 Financial Instruments (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureFinancialInstrumentsSummaryOfValuationTechniquesAndKeyInputsUsedInFairValueMeasurementOfLevel2FinancialInstrumentsDetails
1811 Disclosure Of Financial Instruments [Table] Table

*

*

 ifrs-full:DisclosureOfFinancialInstrumentsTable
1812 Levels of fair value hierarchy [axis] Axis ifrs-full:LevelsOfFairValueHierarchyAxis
1813 All levels of fair value hierarchy [member] Member ifrs-full:AllLevelsOfFairValueHierarchyMember
1814 Level 2 Member ifrs-full:Level2OfFairValueHierarchyMember
1815 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
1816 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
1817 AusCann Shares Member cgc:AusCannSharesMember
1818 AusCann Options Member cgc:AusCannOptionsMember
1819 TerrAscend Warrants Member cgc:TerrAscendWarrantsMember
1820 Disclosure Of Financial Instruments [Line Items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1821 Valuation techniques and key inputs Concept (Text/String) For Period cgc:DescriptionOfValuationTechniquesUsedAndKeyInputsInFairValueMeasurementInstruments
1822 Key inputs Concept (Text/String) For Period cgc:DescriptionOfKeyInputsInFairValueMeasurementOfFinancialInstruments
1823 101400 - Disclosure - Financial Instruments - Summary of Valuation Techniques and Significant Unobservable Inputs in Fair Value Measurement of Level 3 Financial Instruments (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureFinancialInstrumentsSummaryOfValuationTechniquesAndSignificantUnobservableInputsInFairValueMeasurementOfLevel3FinancialInstrumentsDetails
1824 Disclosure Of Financial Instruments [Table] Table

*

*

 ifrs-full:DisclosureOfFinancialInstrumentsTable
1825 Levels of fair value hierarchy [axis] Axis ifrs-full:LevelsOfFairValueHierarchyAxis
1826 All levels of fair value hierarchy [member] Member ifrs-full:AllLevelsOfFairValueHierarchyMember
1827 Level 3 Member ifrs-full:Level3OfFairValueHierarchyMember
1828 Classes of liabilities [axis] Axis ifrs-full:ClassesOfLiabilitiesAxis
1829 Liabilities [member] Member ifrs-full:LiabilitiesMember
1830 BC Tweed Call Option Liability Member cgc:BCTweedCallOptionLiabilityMember
1831 BC Tweed and Vert Mirabel Put Liability Member cgc:BCTweedAndVertMirabelPutLiabilityInDiscountRateMember
1832 BC Tweed and Vert Mirabel Put Liability Member cgc:BCTweedAndVertMirabelPutLiabilityInFutureWholesalePriceAndProductionLevelsMember
1833 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1834 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1835 JWC Warrants Member cgc:JWCWarrantsMember
1836 JWC Shares Member cgc:JWCSharesMember
1837 HydRx Shares Member cgc:HydRxSharesMember
1838 HydRx Warrants Member cgc:HydRxWarrantsMember
1839 Agripharm Warrant Member cgc:AgripharmWarrantMember
1840 Disclosure Of Financial Instruments [Line Items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1841 Valuation techniques Concept (Text/String) For Period ifrs-full:DescriptionOfValuationTechniquesUsedInFairValueMeasurementAssets
1842 Significant unobservable inputs Concept (Text/String) For Period ifrs-full:DescriptionOfInputsUsedInFairValueMeasurementAssets
1843 Relationship of unobservable inputs to fair value Concept (Text/String) For Period ifrs-full:DescriptionOfSensitivityOfFairValueMeasurementToChangesInUnobservableInputsAssets
1844 Valuation techniques Concept (Text/String) For Period ifrs-full:DescriptionOfValuationTechniquesUsedInFairValueMeasurementLiabilities
1845 Significant unobservable inputs Concept (Text/String) For Period ifrs-full:DescriptionOfInputsUsedInFairValueMeasurementLiabilities
1846 Relationship of unobservable inputs to fair value Concept (Text/String) For Period ifrs-full:DescriptionOfSensitivityOfFairValueMeasurementToChangesInUnobservableInputsLiabilities
1847 101410 - Disclosure - Segmented Information - Additional Information (Details) Network

*

*

 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureSegmentedInformationAdditionalInformationDetails
1848 Disclosure Of Operating Segments [Table] Table

*

*

 ifrs-full:DisclosureOfOperatingSegmentsTable
1849 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1850 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1851 Other Country Member ifrs-full:ForeignCountriesMember
1852 Disclosure Of Operating Segments [Line Items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
1853 Number of operating segments Concept (Integer) For Period cgc:NumberOfOperatingSegment
1854 Property plant and equipment and intangible assets Concept (Monetary) As Of Debit cgc:PropertyPlantAndEquipmentAndIntangibleAssets
1855 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
1856 101420 - Disclosure - Capital Management - Additional Information (Details) Network

*

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureCapitalManagementAdditionalInformationDetails
1857 Implied Table Table

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 implied:Table
1858 Disclosure Of Financial Risk Management [Abstract] Abstract cgc:DisclosureOfFinancialRiskManagementAbstract
1859 Dividends payable to shareholders Concept (Monetary) As Of Credit ifrs-full:DividendsPayable
1860 Total managed capital Concept (Monetary) As Of Credit cgc:NetConsolidatedEquityAndDebt
1861 101430 - Disclosure - Subsequent Events - Additional Information (Details) Network

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 http://www.canopygrowth.com/20180331/taxonomy/role/DisclosureSubsequentEventsAdditionalInformationDetails
1862 Disclosure Of Nonadjusting Events After Reporting Period [Table] Table

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 ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodTable
1863 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
1864 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
1865 Canopy Rivers Member cgc:CanopyRiversMember
1866 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
1867 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
1868 Subsequent Events Member ifrs-full:MajorBusinessCombinationMember
1869 Strategic Investment and Collaboration Agreement Member cgc:StrategicInvestmentAndCollaborationAgreementMember
1870 Convertible Debt Financing Member cgc:ConvertibleDebtFinancingMember
1871 Legal Entity Axis dei:LegalEntityAxis
1872 Entity Member dei:EntityDomain
1873 LiveWell Member cgc:LiveWellMember
1874 Civilized Worldwide Inc Member cgc:CivilizedWorldwideIncMember
1875 Good Leaf, Inc Member cgc:GoodLeafIncMember
1876 Canopy Health Innovations Inc. Member cgc:CanopyHealthInnovationsIncMember
1877 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
1878 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
1879 Preference Shares Member ifrs-full:PreferenceSharesMember
1880 Common Shares Member ifrs-full:OrdinarySharesMember
1881 Stock options Member cgc:StockOptionsMember
1882 Initial Share Issue Member cgc:InitialShareIssueMember
1883 Additional Shares Issued Member cgc:AdditionalSharesIssuedMember
1884 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1885 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1886 Leasehold Improvements Member ifrs-full:LeaseholdImprovementsMember
1887 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1888 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1889 Daddy Cann Lesotho PTY Ltd Member cgc:DaddyCannLesothoPTYLtdMember
1890 Disclosure Of Property Plant And Equipment [Line Items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1891 Shares issued by the strategic agreement Concept (Shares) As Of cgc:NumberOfSharesIssuedForProvidingStrategicSupportServicesAndFinancialSupport
1892 Equity interest ownership percentage Concept (Percent) For Period cgc:OwnershipInterestStatedPercentage
1893 Number of shares placed in Escrow Concept (Shares) As Of cgc:NumberOfSharesPlacedInEscrow
1894 Debt financing maximum borrowing capacity Concept (Monetary) As Of Credit cgc:DebtFinancingMaximumBorrowingCapacity
1895 Investment in debenture, convertible into common shares Concept (Monetary) As Of Debit cgc:InvestmentInDebentureConvertibleIntoCommonShares
1896 Warrants exercise price Concept (Share) For Period cgc:WarrantsExercisePrice
1897 Warrants expiration description Concept (Text/String) For Period cgc:WarrantsExpirationDescription
1898 Investment Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLoss
1899 Exchange of shares Concept (Shares) As Of cgc:NumberOfSharesReceivedInExchangeOfInvestment
1900 Warrants to acquire shares of common stock Concept (Shares) As Of cgc:WarrantsToAcquireSharesOfCommonStock
1901 Area of greenhouse Concept (num:areaItemType) As Of cgc:AreaOfGreenHouse
1902 Number of common shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
1903 Common share, value Concept (Monetary) For Period Credit cgc:ValueOfTheSharesIssuedWhichAllowsOptionToPurchaseFixedAssets
1904 Loan to landlord Concept (Monetary) As Of Debit cgc:LoanToLandlord
1905 Exchange ratio per share Concept (Pure) For Period cgc:ExchangeRatioPerShare
1906 Value of the shares issued for the transaction Concept (Monetary) For Period Credit cgc:ValueOfSharesIssuedToAcquireNonControllingInterests
1907 In-the-money value of CHI options Concept (Monetary) For Period Debit cgc:InMoneyValueOfOptionsInAcquiringNonControllingInterests
1908 Total consideration Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
1909 common shares issued Concept (Decimal) As Of ifrs-full:NumberOfInstrumentsOrInterestsIssuedOrIssuable
1910 Number of common shares issued Concept (Shares) As Of cgc:NumberOfInstrumentsIssueOrIssuableSubjectToCertainMestones
1911 Convertible senior notes issued Concept (Monetary) For Period Credit ifrs-full:IssueOfConvertibleInstruments
1912 Convertible senior notes issued subject to over - allotment Concept (Monetary) For Period Credit cgc:ConvertibleInstrumentsIssuedSubjectToOverAllotment
1913 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1914 Convertible senior notes issued, convertion rate per $1 principal amount of notes Concept (Shares) For Period ifrs-full:DilutiveEffectOfConvertibleInstrumentsOnNumberOfOrdinaryShares
1915 Convertible senior notes issued, initial convertion rate Concept (Share) For Period cgc:ConvertibleSeniorNotesInitialConventionPrice
1916 Convertible senior notes, maturity date Concept (Date) For Period cgc:ConvertibleSeniorNotesMaturityDate
1917 Redemption price percentage if the note redeemde before the due date Concept (Percent) For Period cgc:RedemptionPricePercentage
1918 Redemption description of convertible senior notes Concept (Text/String) For Period cgc:DescriptionOfConvertibleSeniorNotesRedemption

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