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Equity-accounted investee (Associate financial position) (Details) - CAD ($) | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Disclosure of significant investments in associates [Line Items] |  |  |
Cash and cash equivalents | $ 1,143,674,000 | $ 1,247,447,000 | $ 918,382,000
Non-current assets | 5,311,157,000 | 5,376,192,000 |
Current liabilities | (560,841,000) | (413,743,000) |
Non-current liabilities | (2,235,887,000) | (2,258,033,000) |
JV Inkai [Member] |  |  |
Disclosure of significant investments in associates [Line Items] |  |  |
Cash and cash equivalents | 14,950,000 | 12,893,000 |
Other current assets | 373,868,000 | 301,589,000 |
Non-current assets | 334,954,000 | 328,469,000 |
Current liabilities | (34,606,000) | (32,774,000) |
Non-current liabilities | (37,644,000) | (38,635,000) |
Net assets | $ 651,522,000 | $ 571,542,000 | $ 440,565,000

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