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Goodwill and Impairment Review of Goodwill - Additional Information (Detail) - CAD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Impairment loss recognised in profit or loss, goodwill | $ 0 | $ 0 |  |
United States [Member] |  |  |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Tax rate effect of impairment of goodwill |  |  | 9.40% | 9.60%
Rest Of World [Member] |  |  |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Tax rate effect of impairment of goodwill |  |  | 12.60% | 12.80%
Earnings before finance costs and tax |  |  | $ 91,000 |
Impact on value in use |  |  | $ 118,600 |
Canada [Member] |  |  |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Tax rate effect of impairment of goodwill |  |  | 10.70% | 10.90%
Earnings before finance costs and tax |  |  | $ 17,100 |
Impact on value in use |  |  | $ 21,100 |

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- Definition Tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the impairment of goodwill. [Refer: Average effective tax rate; Applicable tax rate; Goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2021-03-24 + Details
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