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Business Segment and Geographic Reporting (Details)
$ in Thousands
12 Months Ended
Mar. 31, 2021
USD ($)
Mar. 31, 2020
USD ($)
Business Segment and Geographic Reporting (Details) [Line Items]    
Number of operating segment 1  
Total revenues (in Dollars) $ 65,230 $ 38,659
OEM [Member]    
Business Segment and Geographic Reporting (Details) [Line Items]    
Total revenues (in Dollars) $ 23,300 $ 23,100
One External Customer [Member] | Sales Revenue, Net [Member]    
Business Segment and Geographic Reporting (Details) [Line Items]    
Number of customers 1  
Customer Concentration Risk [Member] | One External Customer [Member] | Sales Revenue, Net [Member]    
Business Segment and Geographic Reporting (Details) [Line Items]    
Concentration risk, percentage 10.00%