Condensed Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Condensed Consolidated Statement of Comprehensive Income
Net Earnings	$ 1,189	$ 537	$ 2,982	$ 1,101
Foreign currency translation gain (loss) adjustments	165	355	(371)	(789)
Net actuarial gains (losses) and amortization of net actuarial losses and prior service costs and credits, net of taxes of $18 and $36 in 2021 and $13 and $28 in 2020	48	37	133	94
Net gains (losses) for derivative instruments designated as cash flow hedges and other, net of taxes of $2 and $48 in 2021 and $(29) and $19 in 2020	6	(86)	118	80
Other comprehensive income (loss)	219	306	(120)	(615)
Comprehensive Income	1,408	$ 843	2,862	$ 486
Supplemental Accumulated Other Comprehensive Income (Loss) Information, net of tax:
Cumulative foreign currency translation (loss) adjustments	(5,230)		(5,230)		$ (4,859)
Net actuarial (losses) and prior service (costs) and credits	(3,738)		(3,738)		(3,871)
Cumulative gains (losses) on derivative instruments designated as cash flow hedges and other	(98)		(98)		(216)
Accumulated other comprehensive income (loss)	$ (9,066)		$ (9,066)		$ (8,946)