CONSOLIDATED FINANCIAL HIGHLIGHTS (Details) - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2023
Investment Company, Financial Highlights [Roll Forward]
Net asset value, beginning of period (in dollars per share)	$ 18.18	$ 18.13
Net investment income (in dollars per share)	1.42	1.71
Net realized gain (loss) (in dollars per share)	(0.16)	(0.03)
Net change in unrealized gain (loss) (in dollars per share)	(0.28)	(0.07)
Net increase (decrease) in net assets resulting from operations (in dollars per share)	0.98	1.61
Shareholder distributions (in dollars per share)	(1.45)	(1.55)
Other (in dollars per share)	0.14	(0.04)
Net asset value, end of period (in dollars per share)	$ 17.85	$ 18.15
Net assets, end of period	$ 881,485	$ 990,609	$ 887,738	$ 970,320	$ 986,372	$ 747,885
Shares outstanding, end of period (in shares)	49,387,065	54,571,650		53,387,277
Per share market value, end of period (in dollars per share)	$ 13.80	$ 17.42		$ 18.05
Total return based on market value	(9.86%)	5.41%
Total return based on net asset value	7.61%	9.36%
Ratio/Supplemental data:
Ratio of net expenses to average net assets before waived fees	12.92%	12.60%
Ratio of net expenses to average net assets after waived fees	12.67%	10.73%
Ratio of net investment income to average net assets	10.39%	13.24%
Portfolio turnover rate	13.32%	16.62%
Asset coverage ratio (as a percent)	179.82%	189.89%		187.03%
Ratio of interest and debt financing expenses to average net assets (as a percent)	8.76%	8.45%