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STOCK-BASED COMPENSATION (Tables)
 9 Months Ended
Dec. 31, 2019
STOCKHOLDERS' EQUITY  
Assumptions used in fair value method
      Nine Months Ended
December 31, 2019		  
Risk-free interest rates     1.34% - 2.41 %
Volatility     87% - 102 %
Expected life (years)     5.0 - 6.0  
Dividend yield     — %
Stock option activity
          Options Outstanding  
                Weighted  
    Shares           Average  
    Available     Number of     Exercise  
    for Grant     Shares     Prices  
Balance at April 1, 2019     1,470,092       1,529,908     $ 0.86  
Options granted     (22,686 )     22,686       2.25  
Balance at June 30, 2019     1,447,406       1,552,594     $ 0.88  
Options granted     (77,800 )     77,800       2.25  
Balance at September 30, 2019     1,369,606       1,630,394     $ 0.95  
Options granted     (896,049)       896,049       2.25  
Balance at December 31, 2019     473,557       2,526,443     $ 1.41  
Range of outstanding and exercisable options
    Options Outstanding     Options Exercisable  
Range of Exercise Price   Number
Outstanding		     Weighted
Average
Remaining
Contractual
Life
(in Years)		     Weighted
Average
Exercise
Price		     Number
Exercisable		     Weighted
Average
Exercise
Price		     Aggregate
Intrinsic
value		  
$0.66 - $2.25     2,526,443       9.12     $ 1.41       1,462,222     $ 0. 80     $ —