Other Financial Data - Earnings Per Common Share - Additional Information (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Feb. 14, 2024	May 31, 2021	Sep. 05, 2019
Debt Instrument [Line Items]
Repurchased face amount of debt					$ 324
Repurchase amount					$ 341
1.75% senior convertible notes due 2024 | Convertible Debt
Debt Instrument [Line Items]
Debt instrument face principal amount	$ 1,000
Debt instrument stated interest rate	1.75%
Convertible debt conversion price (usd per share)	$ 201.33					$ 201.33
Value in excess of principal if converted	$ 586
1.75% senior convertible notes due 2024 | Convertible Debt | Subsequent Event
Debt Instrument [Line Items]
Debt instrument stated interest rate				1.75%
Repurchased face amount of debt				$ 1,000
Repurchase amount				$ 1,590
Stock Options
Debt Instrument [Line Items]
Stock options excluded from computation of dilutive shares due to antidilutive nature (in shares)	0.3	0.3	0.2
Performance Options
Debt Instrument [Line Items]
Stock options excluded from computation of dilutive shares due to antidilutive nature (in shares)	0.2	0.1	0.1