Financial Highlights (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Investment Company, Financial Highlights [Roll Forward]
Net asset value, at beginning of period			$ 9.11	$ 9.07
Results of Operations:
Net investment income per share	$ 0.05	$ 0.16	0.20	0.19
Net change in unrealized (depreciation) appreciation on investments			(0.43)	0.05
Net realized gain on investments			0.01	0.03
Net change in unrealized depreciation on obligations under participation agreements (2)			0.01	0.001
Net (decrease) increase in net assets resulting from operations			$ (0.21)	$ 0.27
Total return			(2.51%)	3.00%
Stockholder distributions:
Distributions from return of capital			$ (0.1)	$ (0.07)
Distributions from net investment income			(0.24)	(0.27)
Net decrease in net assets resulting from stockholder distributions			(0.34)	(0.34)
Net asset value, end of period	$ 8.56	$ 9.00	$ 8.56	$ 9.00
Common Stock, Shares, Outstanding	8,149,311	8,262,960	8,149,311	8,262,960	8,125,458	8,078,627	8,447,417	8,396,435
Total return			(2.51%)	3.00%
Ratio/Supplemental data:
Net assets, end of period	$ 69,754,081	$ 74,360,438	$ 69,754,081	$ 74,360,438	$ 73,207,698	$ 73,586,644	$ 76,240,633	$ 76,175,733
Ratio of net investment income to average net assets (5)			3.63%	2.88%
Ratio of operating expenses to average net assets			17.90%	14.13%
Portfolio turnover			35.68%	101.65%
Ratio of operating expenses to average net assets			16.03%	13.91%
Ratio of operating expenses to average net assets (Excluding Incentive Fee)			8.98%	7.68%