Inventories (Tables)

3 Months Ended

Mar. 31, 2020

Inventory Disclosure [Abstract]

Schedule of Inventories

As of March 31, 2020 and December 31, 2019, Inventories consisted of the following:

(in thousands)	March 31, 2020	December 31, 2019
Raw materials	$60,907	$52,960
Work in process	34,266	31,744
Finished goods	14,253	10,445
Total inventories	$109,426	$95,149