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Stockholders’ Equity - Narrative (Details)
3 Months Ended 9 Months Ended
May 15, 2024
USD ($)
shares
Jun. 22, 2023
shares
Oct. 31, 2024
USD ($)
$ / shares
shares
Apr. 30, 2024
USD ($)
Oct. 31, 2023
USD ($)
Oct. 31, 2024
USD ($)
day
$ / shares
shares
Oct. 31, 2023
USD ($)
Jan. 31, 2024
$ / shares
shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Preferred stock authorized (in shares)     20,000,000     20,000,000    
Preferred stock par value (in dollars per share) | $ / shares     $ 0.00001     $ 0.00001    
Preferred shares issued upon conversion (in shares)     15     15    
Conversion price (in dollars per share) | $ / shares     $ 2.00     $ 2.00    
Trading days | day           20    
Conversion discount (as a percent)           20.00%    
Trading day period | day           20    
Options exercised (in shares)           37,500    
Weighted average exercise price (in dollars per share) | $ / shares           $ 1.48    
Common stock issued (in shares)           38,000    
Proceeds from exercise of stock options | $           $ 55,000 $ 65,000  
Granted (in shares)           38,806    
Unrecognized share-based compensation, options | $     $ 213,000     $ 213,000    
Director                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
One-time settlement agreement charge | $       $ 900,000        
Employees                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Payments for settlement agreements | $     $ 20,000     $ 20,000    
Common stock issued for settlement agreements (in shares)     3,007     3,007    
Alfred D’Agostino | Director                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Payments for settlement agreements | $ $ 113,000              
Common stock issued for settlement agreements (in shares) 17,000              
Steve Burns | Director                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Payments for settlement agreements | $ $ 113,000              
Common stock issued for settlement agreements (in shares) 17,000              
Dean Janeway | Director                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Payments for settlement agreements | $ $ 113,000              
Common stock issued for settlement agreements (in shares) 17,000              
Thomas Toto | Director                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Payments for settlement agreements | $ $ 113,000              
Common stock issued for settlement agreements (in shares) 17,000              
Restricted Stock Units                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Stock-based compensation | $     $ 136,000   $ 167,000 $ 447,000 98,000  
Unrecognized stock-based compensation expense, restricted stock units | $     996,000     996,000    
Options                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Stock-based compensation | $     16,000   12,000 $ 23,000 53,000  
Risk-free interest rate (as a percent)           3.50%    
Expected life of grants (in years)           6 years    
Expected volatility of underlying stock (as a percent)           76.00%    
Dividend yield (as a percent)           0.00%    
Options | Employees and Contractors                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Stock-based compensation | $           $ (11,000)    
Performance Stock Units                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Stock-based compensation | $     $ 91,000     $ 311,000    
Performance Stock Units | Executive Officer One                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Risk-free interest rate (as a percent)           3.70%    
Expected life of grants (in years)           5 years    
Expected volatility of underlying stock (as a percent)           85.70%    
Dividend yield (as a percent)           0.00%    
Minimum | Restricted Stock Units                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Award vesting period (in years)           3 years    
Maximum | Restricted Stock Units                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Award vesting period (in years)           4 years    
Preferred Stock, Conversion Period, One                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Conversion period (in months)           6 months    
Preferred Stock, Conversion Period, Two                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Conversion period (in months)           18 months    
Series A Preferred Stock                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Preferred stock authorized (in shares)     120,000     120,000   120,000
Preferred stock par value (in dollars per share) | $ / shares     $ 0.00001     $ 0.00001   $ 0.00001
Preferred stock outstanding (in shares)     0     0   0
Series B Preferred Stock                
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]                
Preferred stock authorized (in shares)     200,000     200,000   200,000
Preferred stock par value (in dollars per share) | $ / shares     $ 0.00001     $ 0.00001   $ 0.00001
Preferred stock outstanding (in shares)     0     0   0
Cash dividend annual rate (as a percent)           8.00%    
Conversion of Series B preferred stock (in shares)   819,000            
Dividends paid | $     $ 0   $ 0 $ 0 $ 49,000