INCOME TAXES - Components of income tax expense (benefit) (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] | |||
| Federal | $ (2,562,000) | $ (3,184,000) | $ 8,494,000 |
| State | (325,000) | (477,000) | (131,000) |
| Deferred Federal, State and Local, Tax Expense (Benefit) | (2,887,000) | (3,661,000) | 8,363,000 |
| (Decrease) Increase in valuation allowance | 2,887,000 | 3,661,000 | (8,363,000) |
| Total tax expense | $ 0 | $ 0 | $ 0 |
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- Definition Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of deferred state, local, and federal tax expense (benefit) pertaining to income (loss) from continuing operations. No definition available.
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- References No definition available.
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- Definition Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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