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Subsequent Events (Details) - Retail $ in Millions	Nov. 30, 2021 CAD ($) gasStation
Disclosure of non-adjusting events after reporting period [line items]
Consideration for sale of assets held for sale | $	$ 420
Assets held-for-sale, number of gas stations | gasStation	337

X

- Definition

Assets held-for-sale, number of gas stations

+ References

No definition available.

+ Details

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X

- Definition

Consideration for sale of assets held for sale

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

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- Details

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Period Type: