Consolidated Statements of Changes in Shareholders' Equity (USD $) In Millions, unless otherwise specified	Total	Common stock and capital in excess of par value	Accumulated other comprehensive income	Retained earnings	Treasury stock	Non- controlling interests
Balance at Dec. 31, 2011	$ 168,961	$ 37,815	$ 17,654	$ 109,448	$ (67)	$ 4,111
Net earnings	3,366			3,245		121
Other comprehensive income, net	7,883		7,863			20
Issuance (repurchase) of common stock	39	39
Changes in noncontrolling interests:
Interests acquired and other transactions	20					20
Balance at Mar. 31, 2012	180,269	37,854	25,517	112,693	(67)	4,272
Balance at Dec. 31, 2012	191,588	37,238	27,500	124,272	(1,363)	3,941
Net earnings	5,017			4,892		125
Other comprehensive income, net	5,468		5,492			(24)
Issuance (repurchase) of common stock	39	39
Changes in noncontrolling interests:
Interests acquired and other transactions	(6)	1				(7)
Balance at Mar. 31, 2013	$ 202,106	$ 37,278	$ 32,992	$ 129,164	$ (1,363)	$ 4,035