v3.8.0.1
INVENTORY (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Mar. 31, 2017
Inventory Disclosure [Abstract]    
Finished products $ 27,647 $ 15,530
Parts and supplies 8,784 793
Inventory 36,431 16,323
Estimated product returns included in inventory $ 234 $ 529