Debt - Average and Maximum Debt Outstanding (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Debt
Average amount of debt outstanding	$ 162,228	$ 164,071
Maximum amount of debt outstanding	$ 219,072	$ 190,702
Weighted average annualized interest and other debt expenses	8.19%	7.51%
Annualized amortized debt issuance cost	0.61%	0.57%
Total annualized interest and other debt expenses	8.80%	8.08%
Commitment fees	$ 352	$ 326