Quarterly report pursuant to Section 13 or 15(d)

Credit Agreement - Additional Information (Details)

v3.22.2.2
Credit Agreement - Additional Information (Details) - Revolving Credit Facility - Line of Credit - USD ($)
6 Months Ended
Jul. 31, 2022
Jan. 31, 2022
Debt Instrument [Line Items]    
Maximum borrowing capacity $ 50,000,000  
Outstanding borrowings $ 0 $ 0
Prime Rate    
Debt Instrument [Line Items]    
Basis spread on variable rate (as a percent) 0.25%  
Federal Funds Effective Rate    
Debt Instrument [Line Items]    
Basis spread on variable rate (as a percent) 0.50%  
Interest rate in addition to basis spread (as a percent) 0.25%