v3.25.1
Stock-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 63 $ 172
Cost of goods sold    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense 0 28
Selling, general and administrative expenses    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense 63 $ 144
Restricted Stock Units (RSUs) [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation expense $ 21  
Restricted Stock Units (RSUs) [Member] | 2019 Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Awards authorized (shares) 1,000,000  
Granted in the period (shares) 0  
Vested in period (shares) 0  
Forfeited in period (shares) 0  
Awards available for future issuance (shares) 521,859