Income Taxes - Components Distributable Earnings (Accumulated Losses) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Undistributed net investment income	$ 66,096	$ 32,187	$ 28,994
Accumulated capital gains (losses)	(21,955)	(633)	0
Other temporary differences	(21)	(23)	(25)
Unrealized appreciation (depreciation)	(21,207)	(5,606)	(18,216)
Components of distributable earnings at year end	$ 22,913	$ 25,925	$ 10,753