Financial Highlights - Summary of Financial Highlights for One Share Common Stock Outstanding (Details) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Investment Company, Financial Highlights [Abstract]
Net asset value, beginning of period	$ 17.04	$ 16.48
Net investment income	1.18	1.11
Net realized and unrealized gains (losses)	(0.14)	0.17
Total from operations	1.04	1.28
Issuance of common stock, net of offering costs	0.17	0.02
Dividends declared from net investment income	(1.06)	(1.05)
Total increase/(decrease) in net assets	0.15	0.25
Net Asset Value, End of Period	17.19	16.74
Per share market value at end of period	$ 21.35	$ 18.69
Total return based on market value with reinvestment of dividends	4.10%	11.43%
Total return based on market value	3.75%	10.90%
Total return based on net asset value	7.12%	7.95%
Shares Outstanding, End of Period	93,017,205	87,241,231
Ratio of net expenses to average net assets	16.94%	16.22%
Ratio of net investment income to average net assets	13.79%	13.24%
Portfolio turnover	23.94%	12.65%
Net assets, end of period	$ 1,599,035	$ 1,460,529