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Supplemental Cash Flow Information - Summary of Changes in Liabilities Arising from Financing Activities (Detail) - CAD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of reconciliation of liabilities arising from financing activities [line items]              
Deferred transaction costs $ (2,437) $ (892) $ (6,592) $ (1,047) $ (2,095) $ (258) $ (780)
Long-term borrowings [member]              
Disclosure of reconciliation of liabilities arising from financing activities [line items]              
Long-term debt, opening balance 339,126 362,145 331,422 389,712 389,712 430,487 444,712
Changes from financing cash flows (1,466) (18,392) 9,817 (43,151) (56,975) (40,081) (812)
The effect of changes in foreign exchange rates 8,070 (3,809) 4,277 (6,718) (406) (1,358) (14,156)
Amortization of deferred transaction costs 312 354 617 610 1,186 922 1,523
Deferred transaction costs (91) (892) (182) (1,047) (2,095) (258) (780)
Long-term debt, closing balance $ 345,951 $ 339,406 $ 345,951 $ 339,406 $ 331,422 $ 389,712 $ 430,487