Income Taxes - Deferred Tax Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Deferred tax assets:
Carryforwards of net operating loss	$ 4,113	$ 1,818
Other	75	45
Valuation allowance	(379)	(383)
Total deferred tax assets	3,809	1,480
Deferred tax liabilities:
Unrealized appreciation on investments	(22,163)	(11,324)
Total deferred tax liabilities	(22,163)	(11,324)
Deferred tax liabilities, net	$ (18,354)	$ (9,844)