Inventories (Tables)

3 Months Ended

Mar. 31, 2019

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories as of March 31, 2019 and December 31, 2018 were as follows:

In thousands	March 31, 2019		December 31, 2018
Raw materials	$	43,447	$	37,731
Work in process	16,450		18,296
Finished goods	31,151		28,438
Total inventories	$	91,048	$	84,465