Income Taxes - Results from Non-U.S. Earnings (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
U.S.	$ 46,868	$ 34,626	$ 50,126
Non-U.S.	14,744	11,540	9,436
Income/(loss) before income tax expense/(benefit)	$ 61,612	$ 46,166	$ 59,562