Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Taxes [Abstract]
Federal income tax provision at statutory rate	$ 11,203	$ 20,931	$ 17,454
State taxes, net of federal effect	747	573	822
Foreign taxes, net of federal effect	17	(238)	(1,613)
Domestic manufacturing benefit		(1,569)	(1,244)
FDII Deduction, related to the Tax Act	(2,217)
GILTI income net of S250 deduction, related to the Tax Act	113
Section 162(m)	526
Research tax credit	(2,298)	(1,559)	(692)
Deferred tax true-up	57	41	(1,644)
Remeasurement of deferred tax balances, related to the Tax Act	(33)	8,020
Transition tax on foreign earnings, related to the Tax Act	138	(106)
Other	(3)	800	(167)
Total income tax expense	$ 8,250	$ 26,893	$ 12,916
Effective tax rate	15.00%	45.00%	26.00%