INVENTORY (Tables)

12 Months Ended

Mar. 31, 2018

Inventory Disclosure [Abstract]

Inventory balances by category

Inventory balances by category are as follows:

	March 31,
	2018		2017
Finished products	$	13,940	$	15,530
Parts and supplies	1,222		793
Inventory	$	15,162	$	16,323