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Supplemental Disclosures of Cash Flow Information (Details) - USD ($)
$ in Thousands
6 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Supplemental Cash Flow Elements [Abstract]    
Cash (receipts) for interest, net $ (46) $ (191)
Cash payments for income taxes, net 167 247
Cash payments for operating leases 3,002 2,210
Cash payments for finance leases 14 18
Accrued capital expenditures $ 12 $ 125