Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (46)	$ 22
Other comprehensive income (loss):
Foreign currency translation adjustments	8	(31)
Securities:
Unrealized loss on securities, before tax	0	(9)
Unrealized loss on securities, tax portion	0	3
Unrealized loss on securities, net of tax	0	(6)
Defined benefit plans:
Defined benefit plan adjustment, before tax	0	2
Defined benefit plan adjustment, tax portion	0	0
Defined benefit plan adjustment, net of tax	0	2
Other comprehensive income (loss)	8	(35)
Comprehensive loss	$ (38)	$ (13)