REVISION OF PRIOR INTERIM PERIOD FINANCIAL STATEMENTS - Revision or prior interim period financial statements (Details) (USD $)	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2014	Sep. 30, 2014	Dec. 31, 2014	Dec. 31, 2013
Licensing revenue	$ 19,107us-gaap_LicensesRevenue	$ 57,321us-gaap_LicensesRevenue
Revenues	19,107us-gaap_SalesRevenueNet	57,321us-gaap_SalesRevenueNet	57,321us-gaap_SalesRevenueNet	27,600us-gaap_SalesRevenueNet
Operating Expenses:
Research and development	1,200,590us-gaap_ResearchAndDevelopmentExpense	4,348,752us-gaap_ResearchAndDevelopmentExpense	4,962,196us-gaap_ResearchAndDevelopmentExpense	12,991,502us-gaap_ResearchAndDevelopmentExpense
Selling, general and administrative	1,731,868	5,207,103	7,415,049	6,680,983
Total operating expenses	2,932,458us-gaap_OperatingExpenses	9,555,855us-gaap_OperatingExpenses	12,377,245us-gaap_OperatingExpenses	19,672,485us-gaap_OperatingExpenses
Loss from operations	(2,913,351)us-gaap_OperatingIncomeLoss	(9,498,534)us-gaap_OperatingIncomeLoss	(12,319,924)us-gaap_OperatingIncomeLoss	(19,644,885)us-gaap_OperatingIncomeLoss
Other Income (Expense):
Interest income	181us-gaap_InvestmentIncomeInterest	915us-gaap_InvestmentIncomeInterest	978us-gaap_InvestmentIncomeInterest	3,052us-gaap_InvestmentIncomeInterest
Interest expense	(241,089)us-gaap_InterestExpense	(728,157)us-gaap_InterestExpense	(3,551,482)us-gaap_InterestExpense	(3,903,116)us-gaap_InterestExpense
Gain on disposals of assets		1,500us-gaap_GainLossOnDispositionOfAssets	(1,114)us-gaap_GainLossOnDispositionOfAssets
Gain (loss) on revaluation of derivative warrant liability	473,000us-gaap_GainLossOnSaleOfDerivatives	1,006,000us-gaap_GainLossOnSaleOfDerivatives	911,000us-gaap_GainLossOnSaleOfDerivatives	4,465,986us-gaap_GainLossOnSaleOfDerivatives
Other income (expense), net	232,092us-gaap_NonoperatingIncomeExpense	280,258us-gaap_NonoperatingIncomeExpense	(2,638,730)us-gaap_NonoperatingIncomeExpense	577,488us-gaap_NonoperatingIncomeExpense
Net loss	(2,681,259)us-gaap_NetIncomeLoss	(9,218,276)us-gaap_NetIncomeLoss	(14,962,654)us-gaap_NetIncomeLoss	(19,067,397)us-gaap_NetIncomeLoss
Net loss per common share, basic and diluted	$ (0.21)us-gaap_EarningsPerShareBasicAndDiluted	$ (0.76)us-gaap_EarningsPerShareBasicAndDiluted	$ (1.24)us-gaap_EarningsPerShareBasicAndDiluted	$ (2.33)us-gaap_EarningsPerShareBasicAndDiluted
Basic and diluted weighted average common shares outstanding	12,660,182	12,199,476
Scenario, Previously Reported [Member]
Licensing revenue	19,107	57,321
Revenues	19,107	57,321
Operating Expenses:
Research and development	1,200,590	4,348,752
Selling, general and administrative	1,731,868	5,207,103
Total operating expenses	2,932,458	9,555,855
Loss from operations	(2,913,351)	(9,498,534)
Other Income (Expense):
Interest income	181	915
Interest expense	(3,064,414)	(3,551,482)
Gain on disposals of assets		1,500
Gain (loss) on revaluation of derivative warrant liability	473,000	1,006,000
Other income (expense), net	(2,591,233)	(2,543,067)
Net loss	(5,504,584)	(12,041,601)
Net loss per common share, basic and diluted	$ (0.43)	$ (0.99)
Basic and diluted weighted average common shares outstanding	12,660,182	12,199,476
Restatement Adjustment [Member]
Licensing revenue
Revenues
Operating Expenses:
Research and development
Selling, general and administrative
Total operating expenses
Loss from operations
Other Income (Expense):
Interest income
Interest expense	2,823,325	2,823,325
Gain on disposals of assets
Gain (loss) on revaluation of derivative warrant liability
Other income (expense), net	2,823,325	2,823,325
Net loss	$ 2,823,325	$ 2,823,325
Net loss per common share, basic and diluted	$ 0.22	$ 0.23
Basic and diluted weighted average common shares outstanding	12,660,182	12,199,476

Note 5. DERIVATIVE WARRANT LIABILITY

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