Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Tax Disclosure [Abstract]
Increase (decrease) in income tax expense (benefit)	$ (190)		$ 31
Income tax expense (benefit)	1,993	$ 2,183	6,957	$ 6,926
Increase (decrease) in income before income tax expense			(4,600)
Income (loss) before income tax expense	$ 6,489	$ 8,738	$ 21,447	$ 26,094
Effective tax rates	31.00%	25.00%	32.00%	27.00%