Income Taxes - Schedule of Unused Net Operating Loss and Tax Credit Carryforwards (Details) $ in Thousands	12 Months Ended
	Mar. 31, 2020 USD ($)
Federal [Member]
Net Operating Losses	$ 26,835
Expiration Dates	2022 to 2039
Federal [Member] | Investment & Research Credits [Member]
Investment & Research Credits	$ 124
State [Member]
Net Operating Losses	$ 466
Expiration Dates	2034 to 2039
State [Member] | Investment & Research Credits [Member]
Investment & Research Credits	$ 46