v3.25.4
Income Taxes - Additional Information (Detail) - BXINFRA Aggregator (CYM) L.P. [Member] - USD ($)
$ in Thousands
5 Months Ended 12 Months Ended
Dec. 31, 2024
Dec. 31, 2025
Income Tax Examination [Line Items]    
Income tax expense (benefit) $ 0 $ 4,195
Effective income tax rate reconciliation, at federal statutory income tax rate, percent 0.00% 21.00%
Effective income tax rate reconciliation additional branch   30.00%
Valuation Allowance   $ 0
Federal and State Net Operating Losses   $ 0
Effective Income Tax Rate Reconciliation, Percent 0.00% 1.30%