v3.26.1
Commitments and Contingencies - Additional Information (Detail) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 31, 2026
Oct. 19, 2025
Sep. 09, 2025
May 22, 2025
Mar. 31, 2026
Mar. 31, 2026
May 18, 2026
Sep. 30, 2025
Commitments And Contingencies Disclosure [Line Items]                
Common stock par value     $ 0.1          
Underwriting discount per share       $ 0.2        
Underwriting commissions cost       $ 4,600,000        
Sale of stock, price per share       $ 0.4        
Underwriting commissions payable       $ 9,200,000        
Percentage of cash transaction fee 1.00%       1.00% 1.00%    
Expenses incurred in connection with initial public offering     $ 2,300,000          
Fairness opinion fee business combination   $ 450,000            
Business combination advisor expense reimbursement   125,000            
Fairness opinion initial payment [Member]                
Commitments And Contingencies Disclosure [Line Items]                
Fairness opinion fee business combination   $ 100,000            
Service provider agreements [Member]                
Commitments And Contingencies Disclosure [Line Items]                
Accountable fees $ 20,000              
Monthly fee to investor relation advisor for business combination             $ 8,500  
Amount of expenses shall not exceed $ 300              
Other expenses         $ 0 $ 0    
Deferred professional fees expenses           $ 38,387   $ 37,564
Over-allotment option [Member]                
Commitments And Contingencies Disclosure [Line Items]                
Option for underwriters to purchase additional units term           45 days    
Common stock, shares subscribed but unissued 3,000,000     3,000,000 3,000,000 3,000,000    
Common stock par value       $ 10