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Contributed Surplus - Summary of Contribution Surplus (Detail) - CAD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Disclosure of Contribution surplus [Abstract] |  |
Balance, January 1 | $ 656,832 | $ 655,107
Share-based compensation | 1,783 | 1,725
Ending Balance | $ 658,615 | $ 656,832

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- Definition Disclosure of contribution surplus abstract. + References No definition available. + Details
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- Definition The increase (decrease) in equity resulting from share-based payment transactions. [Refer: Equity] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 106 -Subparagraph d -Clause iii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_d_iii&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount received or receivable from the issuance of the entity's shares in excess of nominal value. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 78 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_e&doctype=Standard -URIDate 2021-03-24 + Details
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