Equity - Dividends and Stock Repurchases (Details) $ / shares in Units, $ in Millions	1 Months Ended		3 Months Ended		9 Months Ended
	Feb. 28, 2025 shares	Feb. 29, 2024 shares	Sep. 30, 2025 USD ($) $ / shares shares	Sep. 30, 2024 $ / shares	Sep. 30, 2025 USD ($) transaction $ / shares shares	Sep. 30, 2024 USD ($) $ / shares shares	Dec. 31, 2024 USD ($)	Jun. 22, 2022 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividends declared per common share (USD per share) | $ / shares			$ 0.96	$ 0.91	$ 2.88	$ 2.73
Remaining shares available under repurchase program (shares)			7,400,000		7,400,000
ARS agreement transactions | transaction					2
Excise tax, payable | $			$ 24		$ 24		$ 30
Excise tax payment | $					$ 30
Shares delivered and purchased (shares)					4,600,000	4,100,000
Stock repurchased during period (shares)					4,300,000	3,800,000
Payments for repurchase of stock | $					$ 2,501	$ 2,001
Uncapped Accelerated Share Repurchases Initiated October 28, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares delivered and purchased (shares)	300,000
Uncapped ASR, November 13, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares delivered and purchased (shares)		200,000
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%