Common and Preferred Stock - Dividends (Details) - USD ($) $ / shares in Units, $ in Millions				3 Months Ended
	Apr. 26, 2023	Mar. 23, 2023	Mar. 24, 2022	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022
Subsequent Event [Line Items]
Common dividends declared (in dollars per share)				$ 1.23	$ 1.12	$ 1.12	$ 1.12	$ 1.12
Amount per share (in dollars per share)		$ 1.23	$ 1.12
Total amount paid		$ 368	$ 357	$ 368				$ 357	[1]
Subsequent Event
Subsequent Event [Line Items]
Common dividends declared (in dollars per share)	$ 1.23

[1] Amounts have been restated to reflect the adoption of Targeted Improvements to the Accounting for Long-Duration Contracts in 2023. See Note 2 to the Consolidated Financial Statements for further information.