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Consolidated statements of compreshensive income (parenthetical) - CAD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Consolidated statements of comprehensive income [Abstract]    
Income tax on remeasurement of defined benefit liability $ (5,440) $ 1,274
Income tax on equity investments at FVOCI - net change in fair value $ 0 $ (3,267)