Condensed Consolidated Statements of Earnings and Comprehensive Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Sales
Product	$ 3,834	$ 3,478
Service	2,433	2,478
Total sales	6,267	5,956
Operating costs and expenses
Product	2,871	2,611
Service	1,887	1,950
General and administrative expenses	677	656
Operating income	832	739
Other (expense) income
Interest expense	(75)	(76)
Other, net	16	13
Earnings before income taxes	773	676
Federal and foreign income tax expense	133	120
Net earnings	$ 640	$ 556
Basic earnings per share
Basic earnings per share	$ 3.66	$ 3.07
Weighted-average common shares outstanding, in millions	174.8	181.3
Diluted earnings per share
Diluted earnings per share	$ 3.63	$ 3.03
Weighted-average diluted shares outstanding, in millions	176.1	183.4
Net earnings (from above)	$ 640	$ 556
Change in unamortized benefit plan costs, net of tax	99	101
Change in cumulative translation adjustment	4	(4)
Other, net	2	(1)
Other comprehensive income, net of tax	105	96
Comprehensive income	$ 745	$ 652