Commitments and Contingencies - Level 3 Changes of Unfunded Commitments (Details) - USD ($)	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Backlog of potential future commitments	$ 0	$ 0	$ 0
Unfunded commitments at end of period	70,627,000	50,716,000	$ 67,054,000
Unfunded Commitments
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Unfunded commitments at beginning of period	67,054,000	72,193,000
New commitments	28,000,000	24,136,000
Fundings	(17,494,000)	(28,606,000)
Repayments under existing revolvers	839,000	0
Expirations / Terminations	(7,862,000)	(17,003,000)
Foreign currency adjustments	90,000	(4,000)
Unfunded commitments and backlog of potential future commitments at end of period	$ 70,627,000	$ 50,716,000