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QUARTERLY FINANCIAL DATA (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2016
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Quarterly Financial Information | The following summarized (unaudited) quarterly financial information presents the results of operations and other data for the three-month periods ended March 31, June 30, September 30 and December 31, 2016 and 2015.
|  | First Quarter |  |  | Second Quarter |  |  | Third Quarter |  |  | Fourth Quarter |
|  | 2016 |  |  | 2016 |  |  | 2016 |  |  | 2016 |
Total income (loss) |  | $ | (1,337,347) |  |  | $ | 2,659,703 |  |  | $ | (673,185) |  |  | $ | 2,343,019 |
Total expenses |  |  | 50,619 |  |  |  | 53,295 |  |  |  | 61,441 |  |  |  | 59,503 |
Expense waivers |  |  | (23,616) |  |  |  | (24,115) |  |  |  | (28,986) |  |  |  | (25,375) |
Net expenses |  |  | 27,003 |  |  |  | 29,180 |  |  |  | 32,455 |  |  |  | 34,128 |
Net income (loss) |  | $ | (1,364,350) |  |  | $ | 2,630,523 |  |  | $ | (705,640) |  |  | $ | 2,308,891 |
Net income (loss) per share |  | $ | (0.98) |  |  | $ | 1.90 |  |  | $ | (0.50) |  |  | $ | 1.61 |
|  | First Quarter |  |  | Second Quarter |  |  | Third Quarter |  |  | Fourth Quarter |
|  | 2015 |  |  | 2015 |  |  | 2015 |  |  | 2015 |
Total income (loss) |  | $ | (1,302,350) |  |  | $ | 668,831 |  |  | $ | (1,873,104) |  |  | $ | (1,899,092) |
Total expenses |  |  | 56,985 |  |  |  | 64,099 |  |  |  | 57,295 |  |  |  | 53,441 |
Expense waivers |  |  | (17,835) |  |  |  | (23,928) |  |  |  | (23,085) |  |  |  | (24,274) |
Net expenses |  |  | 39,150 |  |  |  | 40,171 |  |  |  | 34,210 |  |  |  | 29,167 |
Net income (loss) |  | $ | (1,341,500) |  |  | $ | 628,660 |  |  | $ | (1,907,314) |  |  | $ | (1,928,259) |
Net income (loss) per share |  | $ | (1.09) |  |  | $ | 0.22 |  |  | $ | (1.54) |  |  | $ | (1.56) |

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=68076893&loc=d3e1280-108306 + Details
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