Organization and Summary of Significant Accounting Policies (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2019 USD ($) Segments	Dec. 31, 2018 USD ($)	Mar. 31, 2019 USD ($)
Organization and Summary of Significant Accounting Policies (Textual)
Net loss	$ (5,461)	$ (2,683)	$ (11,496)	$ (9,260)
Accumulated deficit	$ (127,382)		(127,382)		$ (115,886)
Cash used in operating activities			$ (4,589)	$ (7,282)
Additional operating liabilities, description			The Company recognized additional operating liabilities of approximately $99, with corresponding right of use assets of $99 based on the present value of the remaining minimum rental payments under leasing standards for existing operating leases.
Number of segments | Segments			2