Share-Based Payments - Types of Equity Awards (Details) shares in Millions	3 Months Ended
	Mar. 31, 2024 $ / shares shares
Share-Based Payments
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares	0.2
Fair value of stock options, per share, estimated using a Black-Scholes option pricing model | $ / shares	$ 165
Restricted stock units
Share-Based Payments
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | shares	0.9
Share-Based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted-Average Grant-Date Fair Value | $ / shares	$ 472
Performance stock units
Share-Based Payments
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | shares	0.2
Share-Based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted-Average Grant-Date Fair Value | $ / shares	$ 513