Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets:
Inventories	$ 2,254	$ 2,135
Employee compensation and benefits	2,105	1,225
Accrued liabilities and reserves	3,211	4,181
Property, plant and equipment	552	647
Tax loss carryforwards	7,536	8,437
Tax credit carryforwards	15,448	22,772
Right-of-use assets	4,768
Other	582	410
Gross deferred tax assets	36,456	39,807
Less: Valuation allowance	(8,586)	(8,962)
Deferred tax assets less valuation allowance	27,870	30,845
Deferred tax liabilities:
Property, plant and equipment	(2,071)	(2,545)
Intangible assets	(14,846)	(16,683)
Outside basis difference in foreign subsidiary	(13,750)	(13,750)
Lease liability	(4,695)
Other	(375)	(641)
Gross deferred tax liabilities	(35,737)	(33,619)
Net deferred tax liabilities	$ (7,867)	$ (2,774)