Other Income (Expense), Net - Table (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Other Income and Expenses [Abstract]
Interest income	$ 5	$ 8	$ 11	$ 20
Government grants and incentives			2	2
Foreign exchange gain (loss)	6	1	8	(3)
Strategic transaction expenses	(2)		(3)	(4)
Write-off of deferred financing costs				(2)
Gain on sales of marketable securities		2		5
Recognition of unrealized gain on payment-in-kind note receivable			2	5
Insurance recoveries	2	5	2	7
Other	9	2	13	8
Other income, net	$ 20	$ 18	$ 35	$ 38