Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Additional Information (Details)

v3.22.1
Stockholders' Equity - Additional Information (Details)
$ in Millions
 12 Months Ended
Mar. 31, 2022
USD ($)
item
shares
Jul. 31, 2021
USD ($)
Mar. 31, 2021
USD ($)
shares
Oct. 05, 2020
shares
Directors fee | $ $ 0.7      
Deferred salary and bonus liabilities | $ $ 0.3      
Number of executives | item 2      
Shares issued in lieu of services (in shares) 50,000      
Common Stock, Shares Authorized 13,000,000   13,000,000 500,000,000
Preferred Stock, Shares Authorized 5,000,000   5,000,000 10,000,000
Secured convertible promissory note        
Shares issued on conversion of loans (in shares) 1,408      
Options exercised in conjunction with 2021 notes (in shares) 180,137      
Directors fee        
Shares issued in lieu of liabilities 262,125      
Deferred salary and bonus liabilities        
Shares issued in lieu of liabilities 135,560      
2020 Convertible Note Offering        
Convertible debt converted into shares of common stock (in shares) 946,194      
Principal and interest | $     $ 1.7  
2021 Notes        
Convertible debt converted into shares of common stock (in shares) 181,463      
Principal and interest | $   $ 0.6