FAIR VALUE OF FINANCIAL INSTRUMENTS (Effect of Derivative Instruments on Condensed Statements of Operations) (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Derivative Instruments, Gain (Loss) [Line Items] | |||
| Change in Unrealized Gain (Loss) on Derivatives Recognized in Income | $ 37,249,404 | $ (2,875,569) | $ (18,738,510) |
| Realized gain (loss) on closed positions | |||
| Derivative Instruments, Gain (Loss) [Line Items] | |||
| Realized Gain (Loss) on Derivatives Recognized in Income | (7,435,894) | (24,569,061) | 402,190 |
| Change in unrealized gain (loss) on open positions | |||
| Derivative Instruments, Gain (Loss) [Line Items] | |||
| Change in Unrealized Gain (Loss) on Derivatives Recognized in Income | $ 37,249,404 | $ (2,875,569) | $ (18,738,510) |