Consolidated Statements of Earnings (Loss) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenues:
Products	$ 19,564	$ 19,100	$ 19,264
Services	11,288	11,830	11,728
Revenues	30,852	30,930	30,992
Operating costs and expenses:
Products	15,335	15,065	15,830
Services	9,644	10,137	10,182
Goodwill impairment	0	0	1,994
General and administrative (G&A)	1,984	2,039	2,221
Costs and Expenses, Total	26,963	27,241	30,227
Operating earnings	3,889	3,689	765
Interest, net	(86)	(86)	(156)
Other, net	(1)	8	(136)
Earnings from continuing operations before income tax	3,802	3,611	473
Provision for income tax, net	1,129	1,125	854
Earnings (loss) from continuing operations	2,673	2,486	(381)
Discontinued operations, net of tax of ($16) in 2014, ($73) in 2013, and $19 in 2012	(140)	(129)	49
Net earnings (loss)	$ 2,533	$ 2,357	$ (332)
Basic:
Continuing operations	$ 7.97	$ 7.09	$ (1.08)
Discontinued operations	$ (0.41)	$ (0.37)	$ 0.14
Net earnings (loss)	$ 7.56	$ 6.72	$ (0.94)
Diluted:
Continuing operations	$ 7.83	$ 7.03	$ (1.08)
Discontinued operations	$ (0.41)	$ (0.36)	$ 0.14
Net earnings (loss)	$ 7.42	$ 6.67	$ (0.94)