Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details)

v3.19.2
Inventories (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Inventories    
Finished goods $ 49,088 $ 43,192
Work-in-process 8,515 7,357
Raw material and supplies 36,313 31,447
Inventories 93,916 81,996
Inventories - truck chassis floor plan $ 9,692 $ 4,204