Income Taxes - Schedule of Series Ii Incurs Income Tax Expense (Benefit) (Details) - ISQ Open Infrastructure Company LLC - Series II [Member]	9 Months Ended
	Dec. 31, 2025 USD ($)
Deferred:
Federal Income Tax	$ 7,334,157
State and Local Income Tax	1,399,264
Deferred Federal and State and Local Income Tax	8,733,421
Total Income Tax Provision (Benefit)	$ 8,733,421