Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net earnings including noncontrolling interests	$ 1,240	$ 712	$ 2,304	$ 1,405
Other Comprehensive Income (Loss), before Tax
Foreign currency translation adjustment, before tax	(7)	35	142	329
Pension and other postretirement benefit liabilities adjustment, before tax	0	71	37	89
Unrealized gain (loss) on investments, before tax	(8)	(1)	(13)	(2)
Other Comprehensive Income (Loss), Tax
Foreign currency translation adjustment, tax effect	(84)	8	(115)	(48)
Pension and other postretirement benefit liabilities adjustment, tax effect	(4)	(22)	(11)	(27)
Unrealized gain (loss) on investments, tax effect	1	(1)	1	(1)
Other Comprehensive Income (Loss), Net of Tax
Foreign currency translation adjustment, net of tax	(91)	43	27	281
Pension and other postretirement benefit liabilities adjustment, net of tax	(4)	49	26	62
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), Before Reclassification, Before Tax	(80)	82	202	183
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), After Reclassification Adjustment, Tax	2	(15)	(45)	(40)
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), After Reclassification Adjustment, After Tax	(78)	67	157	143
Unrealized gain (loss) on investments, net of tax	(7)	(2)	(12)	(3)
Other comprehensive income (loss)	(180)	157	198	483
Comprehensive income (loss) including noncontrolling interests	1,060	869	2,502	1,888
Less: Comprehensive income (loss) attributable to noncontrolling interests	0	0	5	4
Comprehensive income (loss) attributable to controlling interests	$ 1,060	$ 869	$ 2,497	$ 1,884