Other Income (Expense), Net - Schedule of Specific Components of Other Income (Expense), Net (Detail) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Other Income and Expenses [Abstract]
Loss on sale of equity method investment	$ 0	$ (11)	$ (11)
Gain on sale of assets	9	4
Foreign currency exchange	(2)	1
Third-party royalty income	2	2
Legal separation costs	0	(1)
Legal separation costs	0	2
Financing charges	(3)	(2)
Other	4	5
Other income (expense), net	10	$ (3)
Gain related to sale of real estate made in a prior year	$ 9