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Equity-accounted investee - Associate financial position (Details) - CAD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | ---
Disclosure of significant investments in associates [Line Items] |  |  |
Cash and cash equivalents | $ 1,062,431 | $ 711,528 | $ 591,620
Non-current assets | 5,620,270 | 5,935,910 |
Current liabilities | (277,410) | (875,875) |
Non-current liabilities | (2,154,875) | (2,149,169) |
JV Inkai [Member] |  |  |
Disclosure of significant investments in associates [Line Items] |  |  |
Cash and cash equivalents | 16,699 | 41,717 |
Other current assets | 139,324 | 160,784 |
Non-current assets | 398,721 | 407,816 |
Current liabilities | (71,162) | (151,728) |
Non-current liabilities | (41,508) | (41,746) |
Net assets | $ 442,074 | $ 416,843 | $ 374,650

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