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OTHER EXPENSE (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Analysis of income and expense [abstract] |  |
Losses from associates and joint ventures | $ 44 | $ 40
Other investment income | (42) | (39)
Total other expense | $ 2 | $ 1

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