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INVENTORY
6 Months Ended
Sep. 30, 2021
Inventory Disclosure [Abstract]  
INVENTORY INVENTORY
Inventory balances by category were as follows:
 September 30, 2021March 31, 2021
Finished products$9,926 $16,941 
Parts and supplies2,653 801 
Inventory$12,579 $17,742 
Estimated product returns included in Inventory at September 30, 2021 and March 31, 2021 were $123 and $186, respectively.