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Summary of Significant Accounting Policies (Details) - Schedule of accounts receivable - USD ($)
$ in Thousands
Mar. 31, 2021
Mar. 31, 2020
Schedule of accounts receivable [Abstract]    
Accounts receivable $ 10,679 $ 4,109
Less: Allowance for doubtful accounts 112 220
Accounts receivable, net $ 10,567 $ 3,889