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Material accounting policy information - Goodwill (Details) - cashGeneratingUnit | Mar. 29, 2026 | Mar. 30, 2025
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Accounting Policies, Changes In Accounting Estimates And Errors [Abstract] |  |
Number of cash generating units | 12 | 12
Number of cash generating units that contribute to cash flows | 11 | 11

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- Definition Accounting Policies, Changes In Accounting Estimates And Errors [Abstract] + References No definition available. + Details
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- Definition Cash Generating Units + References No definition available. + Details
Name: | goos_CashGeneratingUnits
Namespace Prefix: | goos_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition Number Of Cash Generating Units That Contribute To Cash Flows + References No definition available. + Details
Name: | goos_NumberOfCashGeneratingUnitsThatContributeToCashFlows
Namespace Prefix: | goos_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant