Equity - Dividends and Stock Repurchases (Details) $ / shares in Units, $ in Millions		1 Months Ended		3 Months Ended		6 Months Ended
	Jan. 23, 2024 $ / shares	Feb. 29, 2024 shares	Feb. 28, 2023 shares	Jun. 30, 2024 $ / shares shares	Jun. 30, 2023 $ / shares	Jun. 30, 2024 USD ($) transaction $ / shares shares	Jun. 30, 2023 USD ($) $ / shares shares	Jun. 22, 2022 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividends declared per common share (USD per share) | $ / shares	$ 0.91			$ 0.91	$ 0.90	$ 1.82	$ 1.80
Remaining shares available under repurchase program (shares)				17,200,000		17,200,000
ARS agreement transactions | transaction						2
Shares delivered and purchased (shares)						1,400,000	4,300,000
Stock repurchased during period (shares)						1,200,000
Payments for repurchase of stock | $						$ 500	$ 1,501
Uncapped ASR, December 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares delivered and purchased (shares)		200,000	400,000
2022 Repurchase Program
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized for repurchase (shares)								30,000,000
Shares authorized for repurchase, compared to total common stock outstanding (as a percent)								9.00%
Stock Repurchases | Uncapped ASR, March 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock repurchased during period (shares)							3,900,000
Payments for repurchase of stock | $							$ 1,500