Other Income (Expense), Net - Table (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Other Income and Expenses [Abstract]
Interest income	$ 8	$ 6	$ 20	$ 17
Foreign exchange gain (loss)	1	(2)	(3)	(12)
Strategic transaction expenses		(4)	(4)	(8)
Write off of deferred financing costs			(2)
Recognition of unrealized gain on payment-in-kind note receivable			5
Insurance Recoveries	5		7
Impairment of long-lived assets				(2)
Other	4	2	15	14
Other income, net	$ 18	$ 2	$ 38	$ 9