Condensed Consolidated Statements of Earnings and Comprehensive Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Sales
Product	$ 3,408	$ 3,421
Service	2,440	2,683
Total sales	5,848	6,104
Operating costs and expenses
Product	2,533	2,631
Service	1,928	2,156
General and administrative expenses	542	558
Operating income	845	759
Other (expense) income
Interest expense	(69)	(53)
Other, net	10	6
Earnings before income taxes	786	712
Federal and foreign income tax expense	207	223
Net earnings	579	489
Basic earnings per share
Basic earnings per share	$ 2.68	$ 2.07
Weighted-average common shares outstanding, in millions	216.3	236.4
Diluted earnings per share
Diluted earnings per share	$ 2.63	$ 2.03
Weighted-average diluted shares outstanding, in millions	220.4	241.0
Net earnings (from above)	579	489
Change in unamortized benefit plan costs, net of tax	61	80
Change in cumulative translation adjustment	2	(16)
Other comprehensive income, net of tax	63	64
Comprehensive income	$ 642	$ 553