CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) (UNAUDITED) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net earnings (loss)	$ (2,132)	$ 104	$ 4,101	$ 3,749
Less net earnings (loss) attributable to noncontrolling interests	(145)	(23)	(111)	34
Net earnings (loss) attributable to the Company	(1,987)	127	4,212	3,716
Other comprehensive income (loss)
Investment securities	27	76	(14)	99
Currency translation adjustments	(57)	(141)	78	283
Cash flow hedges	53	(25)	(158)	12
Benefit plans	604	639	1,640	1,183
Other comprehensive income (loss)	627	547	1,545	1,577
Less: other comprehensive income (loss) attributable to noncontrolling interests	2	(85)	7	15
Other comprehensive income (loss) attributable to the Company	625	633	1,539	1,562
Comprehensive income (loss)	(1,505)	651	5,647	5,326
Less: comprehensive income (loss) attributable to noncontrolling interests	(143)	(109)	(104)	49
Comprehensive income (loss) attributable to the Company	$ (1,362)	$ 760	$ 5,751	$ 5,277