Significant Accounting Policies - Textual Information (Details)	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Research and Development [Abstract]
Research and engineering expenses		$ 347,000,000	$ 430,000,000	$ 370,000,000
Operating Expenses [Abstract]
Provision for doubtful accounts		$ 193,000,000	102,000,000	75,000,000
Concentration of Credit Risk
Concentration of Credit Risk		During 2015, 2014 and 2013, no individual customer accounted for more than 10% of our consolidated revenue.
Foreign Currency Transaction Gain (Loss), before Tax [Abstract]
Preexisting Currency Exchange Rate	4.3
New Currency Exchange Rate	6.3
Foreign Currency Transaction Gain (Loss), before Tax		$ (5,000,000)	(12,000,000)	$ (23,000,000)
Notional Disclosures [Abstract]
Derivative, Notional Amount		499,000,000	580,000,000
Derivative, Gain (Loss) on Derivative, Net		$ (1,000,000)	$ (11,000,000)