Condensed Consolidated Statements of Earnings and Comprehensive Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Sales
Product	$ 3,564	$ 3,593	$ 6,972	$ 7,014
Service	2,475	2,701	4,915	5,384
Total sales	6,039	6,294	11,887	12,398
Operating costs and expenses
Product	2,668	2,703	5,201	5,334
Service	1,961	2,203	3,889	4,359
General and administrative expenses	590	582	1,132	1,140
Operating income	820	806	1,665	1,565
Other (expense) income
Interest expense	(70)	(60)	(139)	(113)
Other, net	6	(22)	16	(16)
Earnings before income taxes	756	724	1,542	1,436
Federal and foreign income tax expense	245	236	452	459
Net earnings	511	488	1,090	977
Basic earnings per share
Basic earnings per share	$ 2.41	$ 2.09	$ 5.09	$ 4.15
Weighted-average common shares outstanding, in millions	212.4	234.0	214.3	235.2
Diluted earnings per share
Diluted earnings per share	$ 2.37	$ 2.05	$ 5.01	$ 4.08
Weighted-average diluted shares outstanding, in millions	215.2	237.5	217.7	239.2
Net earnings (from above)	511	488	1,090	977
Change in unamortized benefit plan costs, net of tax	35	79	96	159
Change in cumulative translation adjustment	0	9	2	(7)
Other comprehensive income, net of tax	35	88	98	152
Comprehensive income	$ 546	$ 576	$ 1,188	$ 1,129