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Significant Accounting Policies and Judgments - Reconciliation of Operating Leases to Lease Liabilities (Details) $ in Thousands | Jul. 01, 2019 CAD ($)
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Disclosure of initial application of standards or interpretations [line items] |
Beginning balance | $ 94,780
Add: adjustments as a result of a different treatment for extension and termination options | 94,829
Effect of discounting using the lessee's incremental borrowing rate | (88,767)
Less: lease commitments not yet in effect | (4,068)
Less: short-term, low-value asset leases and others | (1,318)
Ending balance | 96,782
IFRS 16 transition adjustments |
Disclosure of initial application of standards or interpretations [line items] |
Ending balance | $ 1,326

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- Definition Increase (Decrease) In Lease Liability Through Change In Discount Rate + References No definition available. + Details
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Namespace Prefix: | acb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Lease Commitments Not Yet In Effect + References No definition available. + Details
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Namespace Prefix: | acb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- Definition Lease Liability Adjustments Relating To Different Treatment For Extension And Termination Options + References No definition available. + Details
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Namespace Prefix: | acb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Short-term, Low-value Asset Leases And Others + References No definition available. + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2019-01-01 -Paragraph 47 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_47_b&doctype=Standard -URIDate 2019-03-27 + Details
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Balance Type: | credit
Period Type: | instant

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- Details
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