Income Taxes - Summary of Tax Cost Basis and Estimated Aggregate Gross Unrealized Appreciation and Depreciation From Investments for Federal Income Tax Purposes (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Income Tax Disclosure [Abstract]
Tax Cost of Investments	$ 1,431,239	$ 1,325,006
Unrealized appreciation	42,537	36,468
Unrealized depreciation	(97,947)	(81,534)
Net unrealized appreciation/(depreciation) from investments	$ (55,410)	$ (45,066)