Investment Portfolio - Schedule of Composition by Investment Type (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Cost
Senior Secured Loans	$ 884,213	$ 751,121
Fair Value
Senior Secured Loans	894,497	759,122
Money Market Fund	19,392	20,295
Total	913,889	779,417
Senior Secured Loans - First Lien
Cost
Senior Secured Loans	881,927	751,121
Fair Value
Senior Secured Loans	$ 893,019	$ 759,122
Senior Secured Loans - First Lien | Investments, Total | Investment Type Risk
Fair Value
Percentage of Portfolio	97.70%	97.40%
Subordinated Debt
Cost
Senior Secured Loans	$ 678
Subordinated Debt	678
Fair Value
Senior Secured Loans	678
Subordinated Debt	$ 678
Subordinated Debt | Investments, Total | Investment Type Risk
Fair Value
Percentage of Portfolio	0.10%
Equity
Cost
Senior Secured Loans	$ 1,608
Equity	1,608
Fair Value
Senior Secured Loans	800
Equity	$ 800
Equity | Investments, Total | Investment Type Risk
Fair Value
Percentage of Portfolio	0.10%
Money Market Fund
Cost
Money Market Fund	$ 19,392	$ 20,295
Total	19,392	20,295
Fair Value
Money Market Fund	$ 19,392	$ 20,295
Money Market Fund | Investments, Total | Investment Type Risk
Fair Value
Percentage of Portfolio	2.10%	2.60%
Total
Cost
Total	$ 903,605
Fair Value
Total	$ 913,889
Total | Investments, Total | Investment Type Risk
Fair Value
Percentage of Portfolio	100.00%
Total
Cost
Senior Secured Loans	$ 903,605	$ 771,416
Total		771,416
Fair Value
Total		$ 779,417
Total | Investments, Total | Investment Type Risk
Fair Value
Percentage of Portfolio		100.00%