Investment Portfolio - Narrative (Details) $ in Thousands	Mar. 31, 2024 USD ($) portfolio_company	Dec. 31, 2023 USD ($) portfolio_company
Schedule of Investments [Line Items]
Unfunded equity/other commitments | $	$ 95,909	$ 72,255
Controlled/affiliated investments
Schedule of Investments [Line Items]
Number of investments in portfolio companies	3	2
Non-controlled/affiliated investments
Schedule of Investments [Line Items]
Number of investments in portfolio companies	0	0