CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (70)	$ (67)
Other comprehensive income (loss):
Foreign currency translation adjustments	(48)	(3)
Unrealized holding losses on securities	0	(14)
Reclassification from other comprehensive loss to selling, general and administrative expense for amortization of actuarial losses on defined benefit pension plans	2	(1)
Total other comprehensive income (loss), before income taxes	(46)	(18)
Income tax (provision) benefit related to items of other comprehensive income (loss)	0	(1)
Total other comprehensive income (loss)	(46)	(19)
Total comprehensive income (loss)	$ (116)	$ (86)