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Earnings per share
6 Months Ended
Jun. 30, 2023
Earnings Per Share [Abstract]  
Earnings per share Earnings per share
Three Months EndedSix Months Ended
June 30June 30
2023202220232022
(in millions of U.S. dollars, except share and per share data)As AdjustedAs Adjusted
Numerator:
Net income$1,793 $1,190 $3,685 $3,143 
Denominator:
Denominator for basic earnings per share:
Weighted-average shares outstanding412,487,400 421,624,660 413,383,304 423,703,328 
Denominator for diluted earnings per share:
Share-based compensation plans3,084,476 3,793,686 3,387,233 3,982,116 
Weighted-average shares outstanding and assumed conversions
415,571,876 425,418,346 416,770,537 427,685,444 
Basic earnings per share$4.35 $2.82 $8.92 $7.42 
Diluted earnings per share$4.32 $2.80 $8.84 $7.35 
Potential anti-dilutive share conversions3,143,311 1,690,893 2,190,304 1,196,180 

Excluded from weighted-average shares outstanding and assumed conversions is the impact of securities that would have been anti-dilutive during the respective periods. These securities consisted of stock options in which the underlying exercise prices
were greater than the average market prices of our Common Shares. Refer to Note 12 to the Consolidated Financial Statements of our 2022 Form 10-K for additional information on stock options.