Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Examination [Line Items]
Deferred Tax Assets, Tax Credit Carryforwards, Research	$ 3,784	$ 6,647
Document Period End Date	Dec. 31, 2016
Current Federal Tax Expense (Benefit)	$ 6,084	1,012	$ (124)
Current State and Local Tax Expense (Benefit)	983	439	198
Current Foreign Tax Expense (Benefit)	838	3,425	1,812
Current Income Tax Expense (Benefit)	7,905	4,876	1,886
Deferred Federal Income Tax Expense (Benefit)	4,765	3,881	(4,285)
Deferred State and Local Income Tax Expense (Benefit)	184	71	54
Deferred Foreign Income Tax Expense (Benefit)	62	28	294
Deferred Income Tax Expense (Benefit)	5,011	3,980	(3,937)
Income Tax Expense (Benefit)	12,916	8,856	(2,051)
Deferred Tax True up	1,705
Income (Loss) from Continuing Operations before Income Taxes, Domestic	47,599	10,596	(11,985)
Income (Loss) from Continuing Operations before Income Taxes, Foreign	2,269	16,216	5,294
Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate	17,454	9,384	(2,342)
Income Tax Reconciliation, State and Local Income Taxes	822	370	21
Income Tax Reconciliation, Foreign Income Tax Rate Differential	(1,613)	754	561
Income Tax Reconciliation, Deductions, Qualified Production Activities	(1,244)	(553)	0
Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance	0	(653)	535
Income Tax Reconciliation, Tax Credits, Research	(692)	(694)	(830)
Income Tax Reconciliation, Prior Year Income Taxes	(1,644)	(23)	(36)
Income Tax Reconciliation, Other Adjustments	$ (167)	$ 271	$ 40
Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate	26.00%	33.00%	31.00%
Deferred Tax Assets, Valuation Allowance	$ (1,924)	$ (2,205)
Operating loss carryforward federal	747
Operating Loss Carryforward State	172
Operating loss carryforward foreign	1,001
Federal AMT Carryforward	130
federal RD credit carryforward	3,767
State RD Credit Carryforward	1,459
foreign RD credit carryforward	3,330
Undistributed Earnings of Foreign Subsidiaries	6,958
Unrecognixed tax benefit balance	4,827	5,236	$ 5,292	$ 5,706
Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions	118	136	150
Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions	(735)	(755)	(892)
Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions	208	563	328
Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations	0	0	0
Unrecognized Tax Benefit adjustment to income tax expense	4,275	4,613
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	76	71	$ 60
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	1,019	900
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Reserves	2,932	3,357
Deferred Tax Assets, Deferred Income	2,286	1,988
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	1,049	1,302
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	4,362	4,347
Deferred Tax Liabilities, Intangible Assets	11,002	11,614
Deferred Tax Assets transaction costs	199	260
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	2,249	3,396
Deferred Tax Assets, Inventory	4,454	4,026
Deferred Tax Asset Depreciation	206	484
Deferred Tax Assets, Other	633	87
Deferred Tax Assets, Gross	33,156	37,508
Deferred Tax Assets, Net of Valuation Allowance	31,232	35,303
Deferred Tax Liabilities, Gross	(382)	(330)
Deferred Tax Assets, Net	$ 30,850	$ 34,973