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QUARTERLY FINANCIAL DATA (Unaudited) (Quarterly Financial Information Presents The Results Of Operations) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
QUARTERLY FINANCIAL DATA (Unaudited)
Total Income (Loss)	$ (172,933)	$ (111,493)	$ (614,755)	$ 123,909	$ 434,163	$ (21,437)	$ 144,125	$ 68,119	$ (775,272)	$ 624,970	$ (3,051,918)
Total Expenses	25,075	25,256	31,133	31,893	28,222	25,180	29,326	35,055	113,357	117,783	156,278
Expense Waivers	(16,101)	(16,088)	(21,137)	(20,977)	(14,866)	(11,999)	(15,329)	(17,762)	(74,303)	(59,956)	(61,713)
Net expenses	8,974	9,168	9,996	10,916	13,356	13,181	13,997	17,293	39,054	57,827	94,565
Net Income (Loss)	$ (181,907)	$ (120,661)	$ (624,751)	$ 112,993	$ 420,807	$ (34,618)	$ 130,128	$ 50,826	$ (814,326)	$ 567,143	$ (3,146,483)
Net Income (Loss) per Share	$ (0.41)	$ (0.27)	$ (1.39)	$ 0.24	$ 0.81	$ (0.04)	$ 0.20	$ 0.03	$ (1.83)	$ 1.00	$ (2.49)

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