Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Net income (loss)	$ 202	$ (1)
Foreign currency translation adjustment	16	(35)
Net change in unrealized gains and losses on derivative financial instruments, net of tax	(69)	28
Net change in certain retirement plans, net of tax	0	5
Total other comprehensive income (loss)	(53)	(2)
Total comprehensive income (loss)	$ 149	$ (3)