Condensed Consolidated Statement of Comprehensive Income (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
Net earnings	$ 1,829	$ 1,587
Less net earnings (loss) attributable to noncontrolling interests	11	12
Net earnings (loss) attributable to the Company	1,818	1,575
Other comprehensive income, net of tax:
Investment securities	66	332
Currency translation adjustments	8	133
Cash flow hedges	92	72
Benefit plans	13	(24)
Other comprehensive income, net of tax	179	513
Less: Other comprehensive income attributable to noncontrolling interests	(3)	10
Other comprehensive income attributable to Company	182	503
Comprehensive income net of tax	2,008	2,100
Less: Comprehensive income attributable to noncontrolling interests	8	22
Comprehensive income attributable to Company	$ 2,000	$ 2,078