Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Inventories (Details)

v3.8.0.1
Inventories (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Inventory Disclosure [Abstract]    
Finished goods $ 67,910 $ 63,234
Work-in-process 2,770 2,271
Raw materials 49,385 50,212
Total Inventory $ 120,065 $ 115,717