CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Statement of Comprehensive Income [Abstract]
Net earnings (loss)	$ (1,113)	$ (187)
Less net earnings (loss) attributable to noncontrolling interests	34	(104)
Net earnings (loss) attributable to the Company	(1,147)	(83)
Other comprehensive income (loss)
Investment securities	99	(52)
Currency translation adjustments	830	811
Cash flow hedges	55	20
Benefit plans	717	1,049
Other comprehensive income (loss)	1,702	1,828
Less other comprehensive income (loss) attributable to noncontrolling interests	160	6
Other comprehensive income (loss) attributable to the Company	1,542	1,822
Comprehensive income (loss)	588	1,641
Less comprehensive income (loss) attributable to noncontrolling interests	194	(98)
Comprehensive income (loss) attributable to the Company	$ 395	$ 1,739