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INVENTORY
12 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
INVENTORY INVENTORY
    Inventory balances by category are as follows:
 March 31,
20222021
Finished products$11,398 $16,941 
Parts and supplies1,826 801 
Inventory$13,224 $17,742 
    Estimated product returns included in inventory at March 31, 2022 and 2021 were $21 and $186, respectively.