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Accounts Payable and Accrued Liabilities (Tables)
6 Months Ended
Sep. 30, 2020
Payables and Accruals [Abstract]  
Schedule of accounts payable and accrued liabilities

   September 30,   March 31, 
   2020   2020 
Accounts payable  $11,196   $26,703 
Accrued liabilities   9,454    3,938 
Lease liabilities, current   87    82 
   $20,737   $30,723