Condensed Consolidated Statements of Earnings and Comprehensive Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Sales
Product	$ 4,135	$ 3,721	$ 11,885	$ 10,759
Service	2,392	2,434	7,284	7,352
Total sales	6,527	6,155	19,169	18,111
Operating costs and expenses
Product	3,153	2,760	8,982	7,992
Service	1,863	1,907	5,646	5,819
General and administrative expenses	666	662	2,009	1,938
Operating income	845	826	2,532	2,362
Other (expense) income
Interest expense	(73)	(74)	(224)	(224)
Other, net	13	17	57	37
Earnings before income taxes	785	769	2,365	2,175
Federal and foreign income tax expense	140	167	528	500
Net earnings	$ 645	$ 602	$ 1,837	$ 1,675
Basic earnings per share
Basic earnings per share	$ 3.70	$ 3.38	$ 10.53	$ 9.32
Weighted-average common shares outstanding, in millions	174.2	178.1	174.5	179.8
Diluted earnings per share
Diluted earnings per share	$ 3.68	$ 3.35	$ 10.46	$ 9.23
Weighted-average diluted shares outstanding, in millions	175.3	179.6	175.6	181.5
Net earnings (from above)	$ 645	$ 602	$ 1,837	$ 1,675
Change in unamortized benefit plan costs, net of tax	99	101	300	302
Change in cumulative translation adjustment	0	(6)	0	(19)
Other, net	0	(1)	3	(1)
Other comprehensive income, net of tax	99	94	303	282
Comprehensive income	$ 744	$ 696	$ 2,140	$ 1,957