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, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Sales
Product	$ 3,399	$ 3,709	$ 6,740	$ 7,572
Service	2,875	2,851	5,732	5,722
Total sales	6,274	6,560	12,472	13,294
Operating costs and expenses
Product	2,604	2,860	5,131	5,863
Service	2,316	2,303	4,630	4,655
General and administrative expenses	580	556	1,141	1,124
Operating income	774	841	1,570	1,652
Other (expense) income
Interest expense	(52)	(53)	(105)	(111)
Other, net	5	0	18	5
Earnings from continuing operations before income taxes	727	788	1,483	1,546
Federal and foreign income tax expense	247	268	497	530
Earnings from continuing operations	480	520	986	1,016
Earnings from discontinued operations, net of tax	0	0	0	34
Net earnings	480	520	986	1,050
Basic Earnings Per Share
Continuing operations	$ 1.91	$ 1.84	$ 3.91	$ 3.54
Discontinued operations	$ 0.00	$ 0.00	$ 0.00	$ 0.12
Basic earnings per share	$ 1.91	$ 1.84	$ 3.91	$ 3.66
Weighted-average common shares outstanding, in millions	250.8	282.6	252.0	287.2
Diluted Earnings Per Share
Continuing operations	$ 1.88	$ 1.81	$ 3.84	$ 3.48
Discontinued operations	$ 0.00	$ 0.00	$ 0.00	$ 0.11
Diluted earnings per share	$ 1.88	$ 1.81	$ 3.84	$ 3.59
Weighted-average diluted shares outstanding, in millions	254.7	287.2	256.5	292.2
Net earnings (from above)	480	520	986	1,050
Other comprehensive income
Change in cumulative translation adjustment	(15)	0	(9)	27
Change in unrealized gain on marketable securities and cash flow hedges, net of tax	0	0	0	(2)
Change in unamortized benefit plan costs, net of tax	54	14	104	35
Other comprehensive income, net of tax	39	14	95	60
Comprehensive income	$ 519	$ 534	$ 1,081	$ 1,110