v3.24.2
Capital Stock - Summary of Stock Option Activity (Details)
$ / shares in Units, shares in Millions, $ in Millions
 6 Months Ended
Jun. 30, 2024
USD ($)
$ / shares
shares
Number of Shares  
Outstanding at beginning of period (in shares) | shares 3.0
Granted (in shares) | shares 0.5
Exercised (in shares) | shares (0.4)
Forfeited or expired (in shares) | shares (0.1)
Outstanding at end of period (in shares) | shares 3.0
Weighted- Average Option Price per Share  
Outstanding at beginning of period (in dollars per share) | $ / shares $ 327.14
Granted (in dollars per share) | $ / shares 499.31
Exercised (in dollars per share) | $ / shares 287.38
Forfeited or expired (in dollars per share) | $ / shares 453.92
Outstanding at end of period (in dollars per share) | $ / shares $ 359.56
Stock Options, Additional Disclosures  
Exercisable at end of period (in shares) | shares 2.0
Exercisable at end of period (in dollars per share) | $ / shares $ 298.49
Outstanding at end of period, Weighted-Average Remaining Contractual Life 6 years 2 months 4 days
Exercisable at end of period, Weighted-Average Remaining Contractual Life 4 years 11 months 12 days
Outstanding at end of period, Aggregate Intrinsic Value | $ $ 554
Exercisable at end of period, Aggregate Intrinsic Value | $ $ 492