Annual report pursuant to Section 13 and 15(d)

Schedule of Stockholders' Equity Note, Warrants or Rights (Details)

v3.19.2
Schedule of Stockholders' Equity Note, Warrants or Rights (Details)
12 Months Ended
Mar. 31, 2019
$ / shares
shares
Mar. 31, 2019
$ / shares
shares
Mar. 31, 2018
shares
Mar. 31, 2017
shares
Number of warrants outstanding 6,188,222 6,188,222 4,030,059 4,192,916
$9.375 [Member]        
Exercise price, warrants | $ / shares $ 9.375      
Number of warrants outstanding 19,067 19,067    
Weighted average remaining contractual life 29 days      
$ 7.50 [Member]        
Exercise price, warrants | $ / shares $ 7.50      
Number of warrants outstanding 6,667 6,667    
Weighted average remaining contractual life 29 days      
$5.00 [Member]        
Exercise price, warrants | $ / shares $ 5.00      
Number of warrants outstanding 102,000 102,000    
Weighted average remaining contractual life 10 months 24 days      
$2.17 [Member]        
Exercise price, warrants | (per share) $ 2.17 $ 2.90    
Number of warrants outstanding 1,636,729 1,636,729    
Weighted average remaining contractual life 1 year 6 months      
$0.90 [Member]        
Exercise price, warrants | $ / shares $ 0.90      
Number of warrants outstanding 474,332 474,332    
Weighted average remaining contractual life 1 year 2 months 12 days      
$0.60 [Member]        
Exercise price, warrants | $ / shares $ 0.60      
Number of warrants outstanding 3,900,000 3,900,000    
Weighted average remaining contractual life 1 year 4 months 24 days