v3.26.1
Debt (Details) - ISQ Open Infrastructure Company LLC - Series II [Member] - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2026
Jun. 11, 2026
Dec. 31, 2025
Dec. 12, 2025
Sep. 02, 2025
Debt [Line Items]            
Outstanding amount   $ 10,510,000    
Amortization of deferred financing costs   23,291        
Credit Agreement [Member]            
Debt [Line Items]            
Principal balance         $ 60,000,000  
Repaid balance   9,728,585        
Outstanding amount 0 0   $ 10,510,000    
Accrued interest expense $ 17,352 $ 283,761        
Aggregate commitments     $ 60,000,000      
Percentage of bear interest rate 2.00% 2.00%        
Percentage of SOFR loan rate   3.00%        
Percentage of total borrowings   50.00%        
Deferred financing costs $ 826,837 $ 826,837        
Outstanding borrowings 60,000,000 60,000,000        
Interest expense   25,000        
Promissory Notes [Member]            
Debt [Line Items]            
Amortization of deferred financing costs 23,291          
Minimum [Member] | Credit Agreement [Member]            
Debt [Line Items]            
Commitments in minimum increments 5,000,000 5,000,000        
Maximum [Member] | Credit Agreement [Member]            
Debt [Line Items]            
Commitments in minimum increments $ 180,000,000 $ 180,000,000        
Promissory Notes [Member]            
Debt [Line Items]            
Principal balance           $ 858,000
Principal balances interest rate         2.25% 12.40%