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Credit Facilities, Long-Term Debt and Lease Liabilities - Non-Recourse Debt (Details) $ in Millions, $ in Millions | Dec. 31, 2021 CAD ($) | Dec. 06, 2021 | Dec. 31, 2020 CAD ($) | Oct. 22, 2020 AUD ($)
--- | --- | --- | --- | ---
Disclosure of detailed information about borrowings [line items] |  |  |  |
Borrowings | $ 3,267 |  | $ 3,361 |
Senior Secured Note Maturing June 2042 |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Borrowings |  |  |  | $ 800
Interest rate | 4.07% |  |  |
Windrise Wind LP bond |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Borrowings | $ 171 |  | $ 0 |
Interest rate |  | 3.41% |  |

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- Details
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