Consolidated Statements of Comprehensive Income (Loss) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net earnings	$ 2,357	$ (332)	$ 2,526
Net gain (loss) on cash flow hedges	3	(23)	(81)
Unrealized gains (losses) on securities	12	6	(1)
Foreign currency translation adjustments	(118)	141	(89)
Change in retirement plans' funded status	2,595	(1,149)	(1,129)
Other comprehensive income (loss) before tax	2,492	(1,025)	(1,300)
Provision (benefit) for income tax, net	902	(562)	(424)
Other comprehensive income (loss), net of tax	1,590	(463)	(876)
Comprehensive income	$ 3,947	$ (795)	$ 1,650