v3.26.1
Capital Stock (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Oct. 22, 2024
Sep. 20, 2024
Apr. 30, 2026
Apr. 30, 2025
Apr. 30, 2024
Oct. 30, 2025
Class of Stock [Line Items]            
Common shares, authorized shares (in shares)     50,000,000 50,000,000    
Common shares, par value per share (in dollars per share)   $ 0.01 $ 0.01 $ 0.01   $ 0.01
Preferred shares, authorized shares (in shares)     1,000,000 1,000,000    
Preferred shares, par value per share (in dollars per share)     $ 0.01 $ 0.01    
Preferred shares, issued shares (in shares)     0 0    
Issuance of common stock     $ 218 $ 74,106 $ 282  
Common shares, outstanding (in shares)     8,305,520 8,263,280    
Over-Allotment Option            
Class of Stock [Line Items]            
Expiration period (in days)   30 days        
Grant of option shares (in shares)   255,000        
Sale of common stock (in shares) 138,272          
Proceeds from sale of stock $ 5,600          
Public Offering            
Class of Stock [Line Items]            
Issuance of common stock (in shares)   1,700,000        
Shares issued (in dollars per share)   $ 43.00        
Issuance of common stock $ 73,800 $ 68,200        
Over-Allotment Option | Over-Allotment Option            
Class of Stock [Line Items]            
Shares issued (in dollars per share) $ 43.00          
Subsidiaries            
Class of Stock [Line Items]            
Preferred shares, par value per share (in dollars per share)     $ 1.00      
Preferred shares, issued shares (in shares)     500,000      
Preferred Stock, dividend rate (in percent)     8.00%      
Preferred stock right of shareholder (in shares)     400,000      
Preferred stock, right to shareholder value of redeemed stock     $ 400