Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net earnings	$ 2,058	$ 3,069	$ 6,508	$ 9,935
Other comprehensive income/(loss) adjustments, net of tax:
Currency translation	(16)	26	(59)	(5)
Debt valuation adjustment	328	673	(283)	2,601
Pension and postretirement liabilities	9	(2)	33	10
Available-for-sale securities	317	(615)	720	(2,410)
Other comprehensive income	638	82	411	196
Comprehensive income	$ 2,696	$ 3,151	$ 6,919	$ 10,131