U.S. Federal Income Tax Information - Summary of Components of Income Tax Expense (Benefit) (Detail) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Components of Deferred Tax Assets and Liabilities [Abstract]
Current	$ 0	$ 0	$ 0	$ 0
Deferred	(15,592)	107,160	(40,424)	294,075
Change in valuation	0	0	0	0
Total provision for income taxes	$ (15,592)	$ 107,160	$ (40,424)	$ 294,075

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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+ Details

NexPoint Capital, Inc. 10-Q