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Other (expense) income (Tables)
12 Months Ended
Dec. 31, 2022
Analysis of income and expense [abstract]  
Schedule of other (expense) income
FOR THE YEAR ENDED DECEMBER 31 NOTE 2022 2021
Net mark-to-market (losses) gains on derivatives used to economically hedge equity settled share-based compensation plans (53) 278 
Equity losses from investments in associates and joint ventures 20
Loss on investment (42) (49)
Operations (19) (46)
Losses on retirements and disposals of property, plant and equipment and intangible assets (27) (24)
Gains (losses) on investments 16 24  (6)
Early debt redemption costs 25 (18) (53)
Other 20  60 
Total other (expense) income (115) 160