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Pension Plans and Other Post-Retirement Benefits - Schedule of Expected Contributions (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2021 CAD ($)
Disclosure of defined benefit plans [line items] |
Expected contributions for the next 12 months | $ 102
Pension |
Disclosure of defined benefit plans [line items] |
Expected contributions for the next 12 months | 85
Post-retirement benefits |
Disclosure of defined benefit plans [line items] |
Expected contributions for the next 12 months | $ 17

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The estimate of the expected contributions to be made to a defined benefit plan for the next annual reporting period. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2021-01-01 -Paragraph 147 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2021-en-r&anchor=para_147_b&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2021-01-01 -Paragraph 148 -Subparagraph d -Clause iii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2021-en-r&anchor=para_148_d_iii&doctype=Standard -URIDate 2021-03-24 + Details
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- Details
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