Income Taxes - Schedule of the Significant Components of the Company's Current Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
BXINFRA Aggregator (CYM) L.P. [Member]
Schedule of the Significant components of the Companys current tax assets and liabilities [Line Items]
Taxes Payable	$ 507	$ 0

Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant