Fair Value Measurements (Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Millions		Dec. 31, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total assets		$ 2	$ 55
Total liabilities		(2)	(23)
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total assets		0	0
Total liabilities		0	0
Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total assets		2	55
Total liabilities		(2)	(23)
Other Noncurrent Liabilities [Member] | Designated as Hedging Instrument [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	(10)
Other Noncurrent Liabilities [Member] | Designated as Hedging Instrument [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	0
Other Noncurrent Liabilities [Member] | Designated as Hedging Instrument [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	(10)
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	(2)
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	0
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	(2)
Other Current Liabilities [Member] | Derivatives Not Designated as Hedges [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps		0	(4)
Foreign currency forwards and swaps		(2)	(7)
Other Current Liabilities [Member] | Derivatives Not Designated as Hedges [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps		0	0
Foreign currency forwards and swaps		0	0
Other Current Liabilities [Member] | Derivatives Not Designated as Hedges [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps		0	(4)
Foreign currency forwards and swaps		(2)	(7)
Other Current Assets [Member] | Designated as Hedging Instrument [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	9
Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	0
Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	9
Other Current Assets [Member] | Derivatives Not Designated as Hedges [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency forwards and swaps		2	3
Other Current Assets [Member] | Derivatives Not Designated as Hedges [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency forwards and swaps		0	0
Other Current Assets [Member] | Derivatives Not Designated as Hedges [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency forwards and swaps		2	3
Other Noncurrent Assets [Member] | Designated as Hedging Instrument [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	43
Other Noncurrent Assets [Member] | Designated as Hedging Instrument [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	0
Other Noncurrent Assets [Member] | Designated as Hedging Instrument [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cross-currency swaps		0	43
Net Investment Hedging [Member] | Term C-2 and C-3 Loan Facilities [Member] | Other Noncurrent Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
3.250% Notes	[1]	0	0
Net Investment Hedging [Member] | Term C-2 and C-3 Loan Facilities [Member] | Other Noncurrent Liabilities [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
3.250% Notes	[1]	0	0
Net Investment Hedging [Member] | Term C-2 and C-3 Loan Facilities [Member] | Other Noncurrent Liabilities [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
3.250% Notes	[1]	0	0
Net Investment Hedging [Member] | Senior Unsecured Notes Due 2019 [Member] | Other Noncurrent Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
3.250% Notes	[1]	0	0
Net Investment Hedging [Member] | Senior Unsecured Notes Due 2019 [Member] | Other Noncurrent Liabilities [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
3.250% Notes	[1]	0	0
Net Investment Hedging [Member] | Senior Unsecured Notes Due 2019 [Member] | Other Noncurrent Liabilities [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
3.250% Notes	[1]	$ 0	$ 0

[1] Included in the consolidated balance sheets at carrying amount. During the three months ended December 31, 2015, the Company dedesignated the Euro-based principal amount of its Term C-3 loan as a net investment hedge.