Details of Certain Financial Statement Components (Detail) - USD ($) $ in Thousands		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Inventory:
Raw materials, net of reserve		$ 60,525	$ 50,371
Work in process, net of reserve		13,261	4,150
Finished goods, net of reserve		31,288	29,662
Total inventory		105,074	84,183
Property and equipment:
Buildings, plant and equipment		151,977	103,841
Automobiles		861	502
Production tooling		12,991	11,702
Leasehold improvements		11,695	7,546
Computer equipment and software		21,048	17,371
Construction in progress		20,747	12,302
Total property, plant and equipment, gross		219,319	153,264
Less: Accumulated depreciation	[1]	(47,267)	(34,107)
Total property, plant and equipment, net		172,052	119,157
Other intangible assets:
Other intangible assets		111,522	108,055
Accumulated amortization		(53,965)	(59,594)
Total other intangible assets Net		57,557	48,461
Accrued liabilities:
Tax accruals		51,197	18,205
Accrued warranty		5,443	4,558	$ 5,221
Accrued employee liabilities		21,323	19,481
Liabilities from discounts and rebates		13,413	10,232
Other accrued liabilities		14,249	10,231
Total accrued liabilities		105,625	62,707
Customer relationships
Other intangible assets:
Other intangible assets		66,542	68,296
Technology
Other intangible assets:
Other intangible assets		35,378	29,473
Product development costs
Other intangible assets:
Other intangible assets		$ 9,602	$ 10,286

[1] Includes accumulated amortization of capital lease obligations.