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Lease Assets - Additional Information (Details) - CAD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Office space |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Onerous contracts provision | $ 19.0 | $ 12.5
Bottom of range | Office space |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Lease term | 1 year |
Bottom of range | Office equipment |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Lease term | 2 years |
Bottom of range | IT and other equipment |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Lease term | 1 year |
Top of range | Office space |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Lease term | 15 years |
Top of range | Office equipment |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Lease term | 7 years |
Top of range | IT and other equipment |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Lease term | 5 years |
Weighted average | Office space |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Lease term | 6 years 7 months 6 days | 7 years 3 months 18 days
Weighted average | Office equipment |  |
Disclosure of detailed information about quantitative information about leases for lessee [Line Items] |  |
Lease term | 3 years 2 months 12 days | 3 years 4 months 24 days

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- Definition The amount of provision for onerous contracts. An onerous contract is a contract in which the unavoidable costs of meeting the obligation under the contract exceed the economic benefits expected to be received under it. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 66 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_66&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition Disclosure of detailed information about quantitative information about leases for lessee + References No definition available. + Details
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- Definition Lease Term + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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