SUPPLEMENTAL INFORMATION SELECTED PER SHARE DATA AND RATIOS (Unaudited) - $ / shares	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
SUPPLEMENTAL INFORMATION SELECTED PER SHARE DATA AND RATIOS (Unaudited)
Expenses	$ (0.07)	$ (0.08)
Net investment loss	(0.07)	(0.08)
Net realized loss		(0.01)
Net change in unrealized appreciation of portfolio securities	0.15	0.11
Net increase in net assets	0.08	0.02
Net assets at beginning of period	2.69	2.50
Net assets at end of period, basic and diluted	$ 2.77	$ 2.52
Weighted average number of shares outstanding during period	13,518	13,518
Market price per share:
Beginning of period	$ 2.38	$ 2.16
End of period	$ 2.57	$ 1.95
Selected information and ratios:
Ratio of expenses to average net assets	2.52%	3.02%
Ratio of net investment loss to average net assets	2.52%	3.02%
Ratio of net increase in net assets resulting from operations to average net assets	2.90%	0.88%
Return on net asset value	2.97%	(18.53%)
Total return on market price	7.98%	(9.72%)