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INVENTORY
9 Months Ended
Dec. 31, 2020
Inventory Disclosure [Abstract]  
INVENTORY INVENTORY
Inventory balances by category were as follows:
 December 31, 2020March 31, 2020
Finished products$21,848 $17,984 
Parts and supplies4,885 1,124 
Inventory$26,733 $19,108 
Estimated product returns included in inventory at December 31, 2020 and March 31, 2020 were $367 and $506, respectively.