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STOCKHOLDERS' EQUITY (Tables)
 9 Months Ended 12 Months Ended
Dec. 31, 2019
Mar. 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     — %
    Year Ended
March 31,
2019		  
Risk-free interest rates     2.73 - 3.01 %
Volatility     71% - 112 %
Expected life (years)     5.0  
Dividend yield     — %
Stock-based compensation  
Grantees   Option
Shares		     Vesting
Periods		   Total Fair
Value of
Options		     2019 Stock-Based
Compensation
Expense		     Unrecognized
expense at
March 31, 2019		  
Consultants     1,280,000     July 25, 2018 to July 24, 2019   $ 682,240     $ 466,197     $ 216,043  
Consultants     185,221     January 16, 2019 to January 15, 2022   $ 336,732     $ 23,150     $ 313,582  
Chief Executive Officer     64,687     *   $ 42,761     $ 42,761       —  
Total     1,529,908         $ 1,061,733     $ 532,108     $ 529,625  

* Options were fully vested as of the grant date, as disclosed above.
Assumptions used in fair value method of options granted  
    Year Ended
March 31,
2019		  
Risk-free interest rates     2.54 - 2.82 %
Volatility     104% - 110 %
Expected life (years)     5.21 - 5.88  
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  
          Options outstanding  
    Shares
Available
for Grant		     Number of
Shares		     Weighted
Average
Exercise
Prices		  
Balance at April 1, 2017     —       —       —  
Shares authorized under the Plan     3,000,000       —       —  
Balance at March 31, 2018     3,000,000       —     $ —  
Options granted     1,529,908       1,529,908     $ 0.86  
Balance at March 31, 2019     1,470,092       1,529,908     $ 0.86  
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     $ —  
    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     1,529,908       9.39     $ 0.86       918,020        0.68     $ —