Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net Income	$ 677	$ 3,433	$ 314
Foreign currency translation adjustments, net of tax effect of $39, $13, and $0	(80)	(162)	(178)
Defined benefit pension plan adjustments, net of tax effect of $4, ($2), and $0	6	(8)	5
Other Comprehensive Loss, net of Tax	(86)	(154)	(183)
Comprehensive Income	$ 591	$ 3,279	$ 131