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Consolidated Statements of Comprehensive Loss - CAD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Statement of comprehensive income [abstract]    
Net loss $ (177,386) $ (120,138)
Unrealized loss on translation of assets and liabilities of operations denominated in foreign currency (11,256) (25,925)
Foreign exchange gain on net investment hedge with U.S. denominated debt 8,455 23,853
Tax benefit related to net investment hedge of long-term debt 0 5,398
Comprehensive loss $ (180,187) $ (116,812)