Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net earnings including noncontrolling interests	$ 4,365	$ 2,735	$ 1,782
Other Comprehensive Income (Loss), Before tax
Foreign currency translation adjustment, before tax	(301)	279	(362)
Pension and other postretirement benefit liabilities adjustment, before tax	140	289	(113)
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), Before Reclassification, Before Tax	(84)	33	254
Unrealized gain (loss) on investments, before tax	(12)	(2)	(27)
Other Comprehensive Income (Loss), Tax
Foreign currency translation adjustment, tax effect	(93)	(103)	97
Pension and other postretirement benefit liabilities adjustment, tax effect	(15)	(71)	16
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), After Reclassification Adjustment, Tax	7	7	(57)
Unrealized gain (loss) on investments, tax effect	1	0	0
Other Comprehensive Income (Loss), Net of Tax
Foreign currency translation adjustment, net of tax	(394)	176	(265)
Pension and other postretirement benefit liabilities adjustment, net of tax	125	218	(97)
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), After Reclassification Adjustment, After Tax	(77)	40	197
Unrealized gain (loss) on investments, net of tax	(11)	(2)	(27)
Other comprehensive income (loss)	(357)	432	(192)
Comprehensive income (loss)	4,008	3,167	1,590
Less:  Comprehensive income (loss) attributable to noncontrolling interests	5	26	17
Comprehensive income (loss) attributable to controlling interests	$ 4,003	$ 3,141	$ 1,573