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CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Revenues |  |
Product sales | $ 0 us-gaap_SalesRevenueGoodsNet | $ 1,529,000 us-gaap_SalesRevenueGoodsNet
License revenues | 598,000 us-gaap_LicensesRevenue | 435,000 us-gaap_LicensesRevenue
Royalties | 327,000 us-gaap_RoyaltyRevenue | 78,000 us-gaap_RoyaltyRevenue
Total revenues | 925,000 us-gaap_SalesRevenueNet | 2,042,000 us-gaap_SalesRevenueNet
Expenses |  |
Research and development | 333,000 us-gaap_ResearchAndDevelopmentExpense | 884,000 us-gaap_ResearchAndDevelopmentExpense
Product costs | 0 us-gaap_CostOfGoodsSold | 125,000 us-gaap_CostOfGoodsSold
Selling, general and administrative | 3,712,000 us-gaap_SellingGeneralAndAdministrativeExpense | 4,834,000 us-gaap_SellingGeneralAndAdministrativeExpense
Depreciation and amortization | 11,000 us-gaap_DepreciationDepletionAndAmortization | 3,000 us-gaap_DepreciationDepletionAndAmortization
Total expenses | 4,056,000 us-gaap_CostsAndExpenses | 5,846,000 us-gaap_CostsAndExpenses
Loss from operations | (3,131,000)us-gaap_OperatingIncomeLoss | (3,804,000)us-gaap_OperatingIncomeLoss
Interest and miscellaneous income | 45,000 us-gaap_InvestmentIncomeNonoperating | 251,000 us-gaap_InvestmentIncomeNonoperating
Interest and other expense | (582,000)us-gaap_InterestAndDebtExpense | (279,000)us-gaap_InterestAndDebtExpense
Gain on change in fair value of derivative-warrants | 0 us-gaap_UnrealizedGainLossOnDerivatives | 271,000 us-gaap_UnrealizedGainLossOnDerivatives
Gain (loss) on change in fair value of derivative-preferred stock | (23,110,000)us-gaap_DerivativeGainLossOnDerivativeNet | 8,010,000 us-gaap_DerivativeGainLossOnDerivativeNet
Total non operating income (expense) | (23,647,000)us-gaap_NonoperatingIncomeExpense | 8,253,000 us-gaap_NonoperatingIncomeExpense
Net income (loss) | (26,778,000)us-gaap_NetIncomeLoss | 4,449,000 us-gaap_NetIncomeLoss
Less preferred stock dividends | (2,875,000)us-gaap_PreferredStockDividendsIncomeStatementImpact | (2,898,000)us-gaap_PreferredStockDividendsIncomeStatementImpact
Net income (loss) allocable to common stockholders | $ (29,653,000)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 1,551,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Net income (loss) per common share |  |
Basic (in dollars per share) | $ (15.26)us-gaap_EarningsPerShareBasic | $ 3.07 us-gaap_EarningsPerShareBasic
Diluted (in dollars per share) | $ (15.26)us-gaap_EarningsPerShareDiluted | $ 3.04 us-gaap_EarningsPerShareDiluted
Weighted average number of common shares outstanding |  |
Basic (in shares) | 1,942,905 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 504,863 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Diluted (in shares) | 1,942,905 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 509,473 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding

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