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QUARTERLY FINANCIAL DATA (Unaudited) (Summarized Quarterly Financial Information (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Quarterly Financial Information [Line Items]
Total Income (Loss)	$ 11,414,019	$ (2,704,986)	$ 19,948,048	$ 1,522,157	$ (12,030,910)	$ (19,144,755)	$ 8,888,385	$ (5,092,160)	$ 30,179,238	$ (27,379,440)	$ (18,317,333)
Total Expenses	222,565	206,706	208,254	168,348	134,404	141,411	174,595	125,096	805,873	575,506	488,740
Net Income (Loss)	$ 11,191,454	$ (2,911,692)	$ 19,739,794	$ 1,353,809	$ (12,165,314)	$ (19,286,166)	$ 8,713,790	$ (5,217,256)	$ 29,373,365	$ (27,954,946)	$ (18,806,073)
Net Income (Loss) per Share	$ 1.64	$ (0.59)	$ 2.99	$ (0.65)	$ (3.45)	$ (6.39)	$ 2.88	$ (2.63)	$ 3.39	$ (9.59)	$ (16.24)

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=51831255

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Reference 6: http://www.xbrl.org/2003/role/presentationRef
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