Common Stock (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	12 Months Ended
	Jan. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Equity, Class of Treasury Stock [Line Items]
Value of repurchased shares		$ 900	$ 1,150
Shares issued in period (in shares)		3,700,000	3,600,000
Dividends per share (usd per share)		$ 3.05	$ 2.60	$ 2.25
Subsequent Event
Equity, Class of Treasury Stock [Line Items]
Dividends per share (usd per share)	$ 0.815
Common Stock
Equity, Class of Treasury Stock [Line Items]
Common stock repurchased (in shares)		4,300,000	6,400,000
Stock repurchase program, remaining authorized repurchase amount		$ 2,300