Acquisitions/Divestitures (Divestitures) (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Sep. 30, 2014	Mar. 31, 2014		Dec. 31, 2014
Income Statement Disclosures
Loss from discontinued operations, net of tax	$ (88)		$ (146)	[1]
Microelectronics business
Income Statement Disclosures
Total revenue	339		248
Loss from discontinued operations, before tax	(105)		(203)
Loss on disposal, before tax	(14)	(4,700)
Total loss from discontinued operations, before income taxes	(119)		(203)
Provision/(benefit) for income taxes	(31)		(56)
Loss from discontinued operations, net of tax	(88)		(146)
Assets:
Accounts receivable	211				245
Inventory	361				380
Other assets	90				92
Total assets	662				717
Liabilities:
Accounts payable	186				177
Deferred income	91				87
Other liabilities	192				163
Total liabilities	$ 470				$ 427

[1] Reclassified to reflect discontinued operation presentation.