Income Taxes - Narrative (Details) - USD ($) $ in Millions	3 Months Ended					6 Months Ended	9 Months Ended	12 Months Ended
	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2023	Sep. 30, 2023	Dec. 31, 2024		Dec. 31, 2023		Dec. 31, 2022
Income Tax Disclosure [Abstract]
Earnings before income taxes	$ 1,168	$ 1,144	$ 1,102	$ 1,296	$ 1,287	$ 2,583	$ 3,685	$ 4,555	[1]	$ 4,829	[1]	$ 5,345	[1]
Additional income tax benefit								31		22		$ 78
Unrecognized tax benefits		19						20		19
Amount of unrecognized tax benefits that could favorably impact effective income tax rate		$ 15						$ 16		$ 15

[1] See Note 20, Revision of Prior Period Financial Statements