Income Taxes (Reconciliation of Income Tax Provision) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
U.S. statutory rate applied to income before income taxes		35.00%	35.00%	35.00%
Rate of state income taxes, net of federal tax benefit		1.80%	(0.90%)	0.70%
Statutory rates other than U.S. statutory rate		(2.70%)	(6.90%)	(3.00%)
Venezuela deconsolidation, balance sheet remeasurement and inflationary impacts		(0.10%)	4.50%	4.90%
Uncertain tax positions adjustment(a)	[1]	0.00%	3.70%	0.00%
Routine tax incentives		(4.00%)	(7.40%)	(3.60%)
Net tax cost on foreign income		0.10%	5.10%	3.60%
Other - net(b)	[2]	0.50%	(1.80%)	0.40%
Effective income tax rate		30.60%	31.30%	38.00%
Tax Adjustments, UTP			$ 49

[1] In 2015, we updated our assessment of uncertain tax positions for certain international operations and as a result we recorded an immaterial income tax charge of $49 related to prior years.

[2] Other - net is composed of numerous items, none of which is greater than 1.75 percent of income before income taxes.