Stockholders' Equity - Changes in Each Component of Accumulated Other Comprehensive Income of the Parent (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance		$ (1,174)
Other comprehensive income (loss):
Other comprehensive income (loss) attributable to the parent company		(110)	$ (177)	$ (270)
Ending Balance		(1,284)	(1,174)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance		(608)	(427)	(242)
Other comprehensive income (loss):
Currency translation adjustments		(43)	(179)	(185)
Holding loss on net investment hedge			(2)
Elimination due to disposal group		2
Tax (expense) benefit		3
Other comprehensive income (loss) attributable to the parent company		(38)	(181)	(185)
Ending Balance		(646)	(608)	(427)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance		(4)	(9)	0
Other comprehensive income (loss):
Holding gains and losses		(16)	(14)	(12)
Reclassification of amount to net income	[1]	(14)	20	2
Tax (expense) benefit			(1)	1
Other comprehensive income (loss) attributable to the parent company		(30)	5	(9)
Ending Balance		(34)	(4)	(9)
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance		2	5	3
Other comprehensive income (loss):
Holding gains and losses		3	(3)	3
Reclassification of amount to net income	[1]	(7)		(1)
Elimination due to disposal group		2
Tax (expense) benefit
Other comprehensive income (loss) attributable to the parent company		(2)	(3)	2
Ending Balance		0	2	5
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance		(564)	(566)	(488)
Other comprehensive income (loss):
Venezuelan bolivar devaluation				4
Net actuarial gains (losses)		(88)	(28)	(156)
Reclassification adjustment for net actuarial losses included in net periodic benefit cost	[2]	26	25	60
Other				3
Elimination due to disposal group		1	10
Tax (expense) benefit		21	(5)	11
Other comprehensive income (loss) attributable to the parent company		(40)	2	(78)
Ending Balance		(604)	(564)	(566)
AOCI Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance		(1,174)	(997)	(727)
Other comprehensive income (loss):
Currency translation adjustments		(43)	(179)	(185)
Holding gains and losses		(13)	(17)	(9)
Reclassification of amount to net income	[1]	(21)	20	1
Holding loss on net investment hedge			(2)
Venezuelan bolivar devaluation				4
Net actuarial gains (losses)		(88)	(28)	(156)
Reclassification adjustment for net actuarial losses included in net periodic benefit cost	[2]	26	25	60
Other				3
Elimination due to disposal group		5	10
Tax (expense) benefit		24	(6)	12
Other comprehensive income (loss) attributable to the parent company		(110)	(177)	(270)
Ending Balance		$ (1,284)	$ (1,174)	$ (997)

[1] Foreign currency contract and investment reclassifications are included in Other income, net.

[2] See Note 11 for additional details.