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OTHER INCOME (Details) - CAD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Other Income and Expenses [Abstract] |  |
Gain/(loss) on dispositions | $ 3 | $ (2)
Realized foreign currency gain | 145 | 2
Unrealized foreign currency gain/(loss) | (188) | 367
Net defined pension and OPEB credit | 33 | 58
Other | 109 | 33
Total | $ 102 | $ 458

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- Definition Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124440516&loc=d3e30840-110895 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=125521441&loc=d3e30690-110894 + Details
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