Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details)

v3.20.1
Inventories (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Inventories [Abstract]    
Finished goods $ 55,380 $ 59,452
Work-in-process 6,885 7,474
Raw materials and supplies 6,819 6,506
Inventories $ 69,084 $ 73,432