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Inventory (Tables)
12 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventory consists of the following as of the dates presented (in thousands):
March 31, 2022March 31, 2021
Raw materials$2,412 $626 
Work in process1,865 1,054 
Finished goods2,053 543 
Total$6,330 $2,223