Investments - Fair Value Measurements of Company's Investments (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 415,880	$ 359,122
Derivatives	90	271
Cash equivalents	77	220
Level 1
Investments
Cash equivalents	77	220
Level 2
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	220,705	206,713
Derivatives	90	271
Level 3
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	195,175	152,409
First Lien Secured Debt
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	322,967	254,954
First Lien Secured Debt | Level 2
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	164,194	136,706
First Lien Secured Debt | Level 3
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	158,773	118,248
Second lien secured debt
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	4,460	2,012
Second lien secured debt | Level 2
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	2,156
Second lien secured debt | Level 3
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	2,304	2,012
Corporate Bond
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	82,539	92,736
Corporate Bond | Level 2
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	54,355	64,589
Corporate Bond | Level 3
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	28,184	28,147
Revolver
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	386	6,002
Revolver | Level 2
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)		5,418
Revolver | Level 3
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	386	584
Equity - Common Stock
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	2,377	267
Equity - Common Stock | Level 3
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	2,377	267
Equity - Preferred Equity
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	3,151	3,151
Equity - Preferred Equity | Level 3
Investments
Total Investments (Non-controlled/Non-affiliated/Affiliated)	$ 3,151	$ 3,151