Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Leases, Commitments and Contingencies (Details Textual)

v3.23.3
Note 8 - Leases, Commitments and Contingencies (Details Textual) - USD ($)
$ in Thousands
9 Months Ended 21 Months Ended
Oct. 31, 2023
Oct. 31, 2022
Oct. 31, 2023
Jan. 31, 2023
Operating Lease, Weighted Average Discount Rate, Percent 5.80%   5.80% 5.50%
Operating Lease, Weighted Average Remaining Lease Term (Year) 6 years   6 years  
Lease, Cost $ 3,900 $ 5,000    
Lease Payments 3,800 $ 5,900    
Legal Proceedings and Claims [Member]        
Loss Contingency Accrual, Ending Balance 0   $ 0  
Indemnifications or Commitments [Member]        
Loss Contingency Accrual, Ending Balance $ 0   0  
Loss Contingency, Loss in Period     $ 0  
Minimum [Member]        
Lessee, Operating Lease, Remaining Lease Term (Year) 1 year   1 year  
Maximum [Member]        
Lessee, Operating Lease, Remaining Lease Term (Year) 10 years   10 years