Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ 1,829	$ 4,288	$ 4,743	$ 7,065
Increase (decrease) in income before income tax expense	(8,200)		(7,700)
Income (loss) before income tax expense	$ 7,837	$ 16,003	$ 17,356	$ 25,057
Effective tax rates	23.00%	27.00%	27.00%	28.00%