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Summary of Significant Accounting Policies - Dilutive Securities have been Excluded from the Calculation of Diluted Net Loss per Common Share due to their Anti-Dilutive Effect (Details) - shares
12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share (in shares) 10,699,595 9,094,675
Preferred stock as converted    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share (in shares) 10,000 10,000
Stock options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share (in shares) 8,018,731 7,988,999
Restricted stock units    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share (in shares) 2,670,864 1,095,676