CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($) $ in Thousands	Jun. 30, 2019	Mar. 31, 2019
Accounts receivable, allowances (in Dollars)	$ 6	$ 6
Common stock, par value (in Dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized	150,000,000	150,000,000
Common stock, shares issued	39,511,407	39,501,407
Common stock, shares outstanding	39,511,407	39,501,407