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QUARTERLY FINANCIAL DATA (Unaudited) (Summarized Quarterly Financial Information) (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) | $ (51,306,936) | $ 17,072,810 | $ (39,678,429) | $ 333,820 | $ 61,200,837 | $ 20,645,726 | $ 20,511,987 | $ 12,500,875 | $ (73,578,735) | $ 114,859,425 | $ (187,008,870)
Total Expenses | 1,122,322 | 975,773 | 943,846 | 996,578 | 1,166,937 | 1,074,103 | 1,177,669 | 1,403,254 | 4,038,519 | 4,821,963 | 6,435,105
Net Income (Loss) | $ (52,429,258) | $ 16,097,037 | $ (40,622,275) | $ (662,758) | $ 60,033,900 | $ 19,571,623 | $ 19,334,318 | $ 11,097,621 | $ (77,617,254) | $ 110,037,462 | $ (193,443,975)
Net Income (Loss) per Share | $ (3.02) | $ 0.10 | $ (3.59) | $ (0.93) | $ (0.51) | $ 1.15 | $ 1.17 | $ (0.80) |  |  |

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