Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net earnings including noncontrolling interests	$ 928	$ 1,240	$ 2,100	$ 2,304
Other Comprehensive Income (Loss), before Tax
Foreign currency translation adjustment, before tax	35	(7)	188	142
Pension and other postretirement benefit liabilities adjustment, before tax	(6)	0	(32)	37
Unrealized gain (loss) on investments, before tax	4	(8)	8	(13)
Other Comprehensive Income (Loss), Tax
Foreign currency translation adjustment, tax effect	14	(84)	28	(115)
Pension and other postretirement benefit liabilities adjustment, tax effect	4	(4)	(9)	(11)
Unrealized gain (loss) on investments, tax effect	(1)	1	(2)	1
Other Comprehensive Income (Loss), Net of Tax
Foreign currency translation adjustment, net of tax	49	(91)	216	27
Pension and other postretirement benefit liabilities adjustment, net of tax	(2)	(4)	(41)	26
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), Before Reclassification, Before Tax	(37)	(80)	(141)	202
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), After Reclassification Adjustment, Tax	16	2	32	(45)
Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), After Reclassification Adjustment, After Tax	(21)	(78)	(109)	157
Unrealized gain (loss) on investments, net of tax	3	(7)	6	(12)
Other comprehensive income (loss)	29	(180)	72	198
Comprehensive income (loss) including noncontrolling interests	957	1,060	2,172	2,502
Less: Comprehensive income (loss) attributable to noncontrolling interests	0	0	(1)	5
Comprehensive income (loss) attributable to controlling interests	$ 957	$ 1,060	$ 2,173	$ 2,497