Income Taxes - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax [Line Items]
Deferred Tax Liabilities, Net	$ (11,526)	$ (22,894)
Deferred Tax Assets, Valuation Allowance	14,661	12,724
Undistributed foreign earnings	822,000
Withholding taxes to be incurred on distribution of retained earnings	$ 13,000
Tax credit carryforwards, expiration date	Dec. 31, 2019
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	$ 8,800
Unrecognized tax benefits that would impact effective tax rate	6,800
Accrued interest and penalties related to unrecognized tax benefits	700	600
Interest and penalties recognized in the statement of operations	100	100	$ 400
Gross unrecognized tax benefit decrease within next twelve months	600
Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Amount			2,600
State
Income Tax [Line Items]
State operating loss carryforwards	$ 5,000
Operating loss carryforwards, expiration date	Dec. 31, 2019
Year Which Prior Year's Tax Returns Are No Longer Subject to Tax Examination	Dec. 31, 2012
Foreign
Income Tax [Line Items]
Net deferred tax assets	$ 6,600	2,400
Deferred Tax Assets, Valuation Allowance	$ 5,000	3,800
Operating loss carryforwards, expiration date	Dec. 31, 2017
Foreign operating loss carryforwards	$ 17,900
Year Which Prior Year's Tax Returns Are No Longer Subject to Tax Examination	Dec. 31, 2010
U.S.
Income Tax [Line Items]
Deferred Tax Liabilities, Net	$ (3,500)	(12,600)
Deferred Tax Assets, Valuation Allowance	$ 9,600	8,900
Year Which Prior Year's Tax Returns Are No Longer Subject to Tax Examination	Dec. 31, 2012
Malaysia
Income Tax [Line Items]
Income tax benefit estimate attributable to the tax status of subsidiary		$ 10,200	$ 8,000
Income tax expense benefit per diluted share		$ 0.07	$ 0.06
additional effective tax rate benefit	$ 4,300	$ 4,400	$ 3,300
Korea Tax Authority [Member]
Income Tax [Line Items]
Income tax benefit estimate attributable to the tax status of subsidiary	$ 3,300	$ 1,500	$ 200
Income tax expense benefit per diluted share	$ 0.02	$ 0.01	$ 0.00
additional effective tax rate benefit	$ 1,900	$ 900	$ 200
Inland Revenue, Singapore (IRAS) [Member]
Income Tax [Line Items]
Income tax benefit estimate attributable to the tax status of subsidiary	$ 2,300	$ 1,700	$ 1,200
Income tax expense benefit per diluted share	$ 0.02	$ 0.01	$ 0.01
additional effective tax rate benefit	$ 6,500	$ 4,600	$ 3,700
Research Tax Credit Carryforward [Member]
Income Tax [Line Items]
Tax credit carryforwards, expiration date	Dec. 31, 2033
Tax Credit Carryforward, Amount	$ 8,500