Annual report [Section 13 and 15(d), not S-K Item 405]

Note 17 - Stock-based Compensation (Details Textual)

v3.25.1
Note 17 - Stock-based Compensation (Details Textual)
$ / shares in Units, $ in Thousands
12 Months Ended
Jun. 30, 2021
shares
Jan. 31, 2025
USD ($)
$ / shares
shares
Jan. 31, 2024
USD ($)
Jan. 31, 2023
USD ($)
Share-based Compensation Expense, Decrease From Forfeiture   $ 6,000    
Share-Based Payment Arrangement, Expense   19,587 $ 31,067 $ 36,622
Fair Value Adjustment for Cash Consideration Exceeded Fair Value of Legacy Options [Member]        
Share-Based Payment Arrangement, Expense       $ 1,600
Share-Based Payment Arrangement, Option [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 200    
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price (in dollars per share) | $ / shares   $ 67.23    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   4 months 24 days    
Restricted Stock Units (RSUs) [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 24,400    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   2 years 7 months 6 days    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Right To Receive Shares   1    
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Share Vested and Deferred (in shares) | shares   19,806    
Restricted Stock Units (RSUs) [Member] | Minimum [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)   3 years    
Restricted Stock Units (RSUs) [Member] | Maximum [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)   4 years    
Market-based Restricted Stock Units (MBRSUs) [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 700    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   9 months 18 days    
Market-based Restricted Stock Units (MBRSUs) [Member] | Minimum [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)   3 years    
Market-based Restricted Stock Units (MBRSUs) [Member] | Maximum [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)   4 years    
Performance-based Restricted Stock Units [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)   2 years    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 600    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   1 year 1 month 6 days    
Performance-based Restricted Stock Units [Member] | Minimum [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Target Achievement Percentage   0.00%    
Performance-based Restricted Stock Units [Member] | Maximum [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Target Achievement Percentage   200.00%    
Liability-classified Performance Award [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount [1]   $ 5,897    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   3 years    
The 2020 Omnibus Incentive Plan [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares) | shares 655,295      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized, Annual Increase, Percentage 5.00%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) | shares   1,170,720    
The 2020 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 4 years      
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year) 10 years      
The 2020 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Days Following Termination of Employment or Service [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year) 90 days      
The 2020 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Months Following Optionees Death or Disability [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year) 12 months      
Inducement Plan [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) | shares   100,000    
[1] Expected to be recognized over a weighted-average period of 0.7 years.