Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Mar. 31, 2019
Payables and Accruals [Abstract]
Vacation and paid time off	$ 191	$ 345
Professional fees and consulting	91	150
Interest	239	11
Unbilled receipts	158
Compensation	50	50
Lease liability	17	95
Legal fees		108
Other	28	69
Total	$ 774	$ 828