v3.26.1
Share-Based Compensation - Summary of Options Outstanding (Detail) - $ / shares
3 Months Ended
Apr. 30, 2026
Jan. 31, 2026
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares outstanding, total 263,849 319,049
Outstanding, Weighted Average Exercise Price $ 15.68  
Outstanding Remaining Contractual Life 1 year 9 months 18 days  
Number of shares exercisable, total 263,849  
Exercisable, Weighted Average Exercise Price $ 15.68  
Exercisable Remaining Contractual Life 1 year 9 months 18 days  
$10.01 - $15.00 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Outstanding Range of Exercise prices, Lower Limit $ 10.01  
Outstanding Range of Exercise prices, Upper Limit $ 15  
Outstanding, Number of shares 124,974  
Outstanding, Weighted Average Exercise Price $ 12.9  
Outstanding Remaining Contractual Life 2 years 6 months  
Exercisable, Number of shares 124,974  
Exercisable, Weighted Average Exercise Price $ 12.9  
Exercisable Remaining Contractual Life 2 years 6 months  
$15.01 - $20.00 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Outstanding Range of Exercise prices, Lower Limit $ 15.01  
Outstanding Range of Exercise prices, Upper Limit $ 20  
Outstanding, Number of shares 138,875  
Outstanding, Weighted Average Exercise Price $ 18.18  
Outstanding Remaining Contractual Life 1 year 2 months 12 days  
Exercisable, Number of shares 138,875  
Exercisable, Weighted Average Exercise Price $ 18.18  
Exercisable Remaining Contractual Life 1 year 2 months 12 days