Leases (Tables)	6 Months Ended
	Sep. 30, 2021
Leases [Abstract]
Additional Lease Cost Information	Six months ended September 30, 2021 2020Weighted average term - operating lease liabilities 4.04 years 4.69 yearsWeighted average incremental borrowing rate - operating lease liabilities 13% 13%
Lease Cost	Three months ended September 30, Six months ended September 30, 2021 2020 2021 2020Lease cost Operating lease cost (cost resulting from lease payments) $ 495 $ 612 $ 1,008 $ 1,271Short term lease cost 6 40 10 43Sublease income - (3) - (6)Net lease cost $ 501 $ 649 $ 1,018 $ 1,308
Supplemental Lease Information	The following table presents supplemental cash flow and non-cash activity information for the three and six months ended September 30, 2021 and 2020 (in thousands): Six months ended September 30, 2021 2020Operating cash flow information: Operating lease - operating cash flows (fixed payments) $ 1,155 $ 1,411Operating lease - operating cash flows (liability reduction) $ 735 $ 961Non-cash activity: Right of use assets obtained in exchange for new operating lease liabilities $ 66 $ 18 The following table presents supplemental balance sheet information as of September 30, 2021 and March 31, 2021 (in thousands): September 30, 2021 March 31, 2021Non-current assets - right of use assets, net $ 4,522 $ 5,100Current liabilities - operating lease liabilities $ 1,432 $ 1,470Non-current liabilities - operating lease liabilities $ 4,903 $ 5,601
Future Minimum Payments	Operating Fiscal Year Leases2022 (excluding the six months ended September 30, 2021) $ 1,1002023 2,0992024 1,9532025 1,5532026 866After 2026 596Total future minimum lease payments 8,167Amount representing interest (1,832)Present value of net future minimum lease payments $ 6,335