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STOCK-BASED COMPENSATION (Details) (USD $)
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3 Months Ended | 9 Months Ended | 131 Months Ended | ||
|---|---|---|---|---|---|
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2013
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| Total stock-based compensation | $ 297,674 | $ 336,436 | $ 1,101,465 | $ 1,159,911 | $ 5,459,635 |
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Employee and Director Stock Option [Member]
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| Total stock-based compensation | 291,398 | 328,189 | 1,080,292 | 982,624 | 5,047,345 |
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Employee and Director Stock Option [Member] | Research and Development Expense [Member]
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| Total stock-based compensation | 84,949 | 78,627 | 297,561 | 234,816 | 1,105,822 |
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Employee and Director Stock Option [Member] | General and Administrative Expense [Member]
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| Total stock-based compensation | 206,449 | 249,562 | 782,731 | 747,808 | 3,941,523 |
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Non Employee Consultant Stock Option [Member]
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| Total stock-based compensation | 6,276 | 8,247 | 21,173 | 177,287 | 412,290 |
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Non Employee Consultant Stock Option [Member] | Research and Development Expense [Member]
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| Total stock-based compensation | 5,812 | 3,896 | 10,134 | 85,265 | 126,170 |
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Non Employee Consultant Stock Option [Member] | General and Administrative Expense [Member]
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| Total stock-based compensation | $ 464 | $ 4,351 | $ 11,039 | $ 92,022 | $ 286,120 |