Other Non-Current Assets - Summary of Other Non-Current Assets (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Other Assets Noncurrent [Abstract]
Deferred financing costs (see Note 10)	$ 40	$ 74	$ 98	$ 37
Supplier prepayments	24	33
Prepaid incentives	22	20
Pension assets	11	4
Derivative assets	8	5
Other	15	14
Other non-current assets, Total	$ 120	$ 150