Annual report pursuant to Section 13 and 15(d)

Debt - Summary of Long-term Debt (Details)

v3.22.1
Debt - Summary of Long-term Debt (Details) - USD ($)
Jan. 31, 2022
Jan. 31, 2021
May 20, 2020
Debt Instrument [Line Items]      
Principal balance   $ 80,390,000  
Less: Unamortized debt discounts and issuance costs   (1,542,000)  
Total Debt $ 0 78,848,000  
Line of Credit | Revolving Credit Facility      
Debt Instrument [Line Items]      
Revolving credit facility $ 0 0  
Senior Subordinated Secured Convertible Note | Convertible Note      
Debt Instrument [Line Items]      
Principal balance   75,000,000 $ 75,000,000
Paid-in-kind interest | Convertible Note      
Debt Instrument [Line Items]      
Principal balance   $ 5,390,000