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Consolidated Statements of Comprehensive Income (Loss) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Statement of comprehensive income [abstract] |  |
Profit (loss) for the year | $ (588) | $ 3,145
Items that may be reclassified to profit (loss) |  |
Currency translation differences (net of taxes of $(26) and $40) | (312) | 393
Change in fair value of debt securities (net of taxes of $nil and $nil) | 1 | 0
Items that may be reclassified to profit | (311) | 393
Items that will not be reclassified to profit (loss) |  |
Change in fair value of marketable equity securities (net of taxes of $(1) and $1) | 6 | (9)
Remeasurements of retirement benefit plans (net of taxes of $(31) and $(2)) | 74 | 8
Items that will not be reclassified to profit | 80 | (1)
Total other comprehensive income (loss) for the year | (231) | 392
Total comprehensive income (loss) for the year | (819) | 3,537
Total other comprehensive income (loss) attributable to: |  |
Shareholders of the company | (201) | 382
Non-controlling interests | (30) | 10
Total other comprehensive income (loss) for the year | (231) | 392
Total comprehensive income (loss) attributable to: |  |
Shareholders of the company | (806) | 3,489
Non-controlling interests | (13) | 48
Consolidated comprehensive income, net of tax | $ (819) | $ 3,537

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