Acquisitions/Divestitures (Divestitures) (Details 3) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2015	Sep. 30, 2014	Jun. 30, 2014		Jun. 30, 2015	Jun. 30, 2014		Dec. 31, 2014
Income Statement Disclosures
Loss from discontinued operations, net of tax	$ (77)		$ (115)	[1]	$ (165)	$ (261)	[1]
Microelectronics business
Income Statement Disclosures
Total revenue	381		317		720	565
Loss from discontinued operations, before tax	(74)		(177)		(179)	(379)
Loss on disposal, before tax	(37)	$ (4,700)			(51)
Total loss from discontinued operations, before income taxes	(111)		(177)		(230)	(379)
Provision/(benefit) for income taxes	(34)		(62)		(65)	(119)
Loss from discontinued operations, net of tax	(77)		$ (115)		(165)	$ (261)
Assets:
Accounts receivable	207				207			$ 245
Inventory	348				348			380
Other assets	106				106			92
Total assets	661				661			717
Liabilities:
Accounts payable	207				207			177
Deferred income	74				74			87
Other liabilities	196				196			163
Total liabilities	$ 478				$ 478			$ 427

[1] Reclassified to reflect discontinued operations presentation.