Income Taxes - Significant Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Deferred tax assets:
Allowances and operating liabilities	$ 8	$ 9	$ 2
Net operating loss carryforwards	78	13	1
Foreign tax credit carryforwards	5	3
Trade credit	3	4	4
Allowance for doubtful accounts	10	12	3
Inventory reserve	18	11	9
Stock-based compensation	19	19	12
Intangible assets	53	56
Other	6	1	3
Total deferred tax assets	200	128	34
Deferred tax liabilities:
Tax over book depreciation	(4)	(6)	(2)
Intangible assets			(18)
Total deferred tax liabilities	(4)	(6)	(20)
Net deferred tax assets before valuation allowance	196	122	14
Valuation allowance	(202)	(129)
Net deferred tax assets			$ 14
Net deferred tax (liability)	$ (6)	$ (7)