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Exchangeable Securities - Narrative (Details) - Brookfield Renewable Partners - CAD ($) $ / shares in Units, $ in Millions |  |  | 12 Months Ended | 25 Months Ended
--- | --- | --- | --- | ---
Dec. 12, 2022 | Mar. 22, 2019 | Dec. 31, 2022 | May 01, 2021
Disclosure of detailed information about borrowings [line items] |  |  |  |
Ownership interests |  |  |  | 9.00%
Aggregate common shares (shares) |  |  | 35,456,023 |
Issued and outstanding common shares (shares) |  |  | 13.20% |
Investment Agreement |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Proceeds on sale of facilities |  | $ 750 |  |
Dividend declared | $ 7 |  |  |
Fixed rate | 1.764% |  |  |
Investment Agreement | Minimum ownership interest threshold |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Ownership interests |  |  | 8.50% |
Investment Agreement | Hydro | Ownership interest, less than, threshold |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Proportion of ownership interest in subsidiary |  |  | 49.00% |
Investment Agreement | Hydro | Top up option for ownership interest percentage, 20 day VWAP is not less than $14 per share |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Additional proportion of ownership interests |  |  | 10.00% |
Investment Agreement | Hydro | Top Up Option For Ownership Interest Percentage, 20 day VWAP is not less than $17 per share |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Proportion of ownership interest in subsidiary |  |  | 49.00% |
Investment Agreement | Hydro | Ownership interest threshold exceeded |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Proportion of ownership interest in subsidiary |  |  | 49.00% |
Investment Agreement | Maximum | Hydro |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Proportion of ownership interest in subsidiary |  |  | 49.00% |
Investment Agreement | Maximum | Hydro | Top Up Option For Ownership Interest Percentage, 20 day VWAP is not less than $17 per share |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Weighted average share price (in CAD per shares) |  |  | $ 17 |
Investment Agreement | Minimum | Hydro | Top Up Option For Ownership Interest Percentage, 20 day VWAP is not less than $17 per share |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |
Weighted average share price (in CAD per shares) |  |  | $ 14 |

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