Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Consolidated Statement of Comprehensive Income
Net Earnings	$ 4,495	$ 3,687	$ 2,368
Foreign currency translation gain (loss) adjustments	65	(12)	(1,460)
Net actuarial gains (losses) and prior service cost and credits and amortization of net actuarial losses and prior service cost and credits, net of taxes of $(79) in 2020, $(238) in 2019 and $47 in 2018	(331)	(814)	132
Net (losses) gains on derivative instruments designated as cash flow hedges, net of taxes of $(87) in 2020, $(17) in 2019 and $50 in 2018	(215)	(53)	136
Other Comprehensive Income (Loss)	(481)	(879)	(1,192)
Comprehensive Income	4,014	2,808	1,176
Supplemental Accumulated Other Comprehensive Income (Loss) Information, net of tax as of December 31:
Cumulative foreign currency translation (loss) adjustments	(4,859)	(4,924)	(4,912)
Net actuarial (losses) and prior service (cost) and credits	(3,871)	(3,540)	(2,726)
Cumulative (losses) gains on derivative instruments designated as cash flow hedges	(216)	(1)	52
Accumulated other comprehensive income (loss)	$ (8,946)	$ (8,465)	$ (7,586)