Inventories (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Inventory Disclosure [Abstract]
Raw material	$ 73,364	$ 66,018
Work-in-process	4,844	5,382
Finished goods	32,757	31,205
Gross inventory	110,965	102,605
Less reserves	(3,961)	(4,298)
Inventories, net	$ 107,004	$ 98,307