Quarterly report pursuant to Section 13 or 15(d)

Nature of Business (Details Textual)

v2.4.1.9
Nature of Business (Details Textual) (USD $)
0 Months Ended 3 Months Ended
Feb. 13, 2015
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Dec. 31, 2013
Subsidiary, Sale of Stock [Line Items]          
Proceeds from Issuance Initial Public Offering   $ 4,099,500us-gaap_ProceedsFromIssuanceInitialPublicOffering $ 0us-gaap_ProceedsFromIssuanceInitialPublicOffering    
Debt Instrument, Convertible, Conversion Price $ 4.20us-gaap_DebtInstrumentConvertibleConversionPrice1 $ 4.20us-gaap_DebtInstrumentConvertibleConversionPrice1      
Preferred Stock, Conversion Basis 10.98 All outstanding shares of Series A, B, C and D preferred stock automatically converted to common stock immediately upon the closing of the Companys initial public offering in February 2015 at the conversion rates of 1:0.251, 1:0.091, 1:0.091, and 1:0.091, respectively.      
Common Stock, Shares, Outstanding   6,351,698us-gaap_CommonStockSharesOutstanding      
Common Stock, Par or Stated Value Per Share   $ 0.01us-gaap_CommonStockParOrStatedValuePerShare   $ 0.01us-gaap_CommonStockParOrStatedValuePerShare  
Cash and Cash Equivalents, at Carrying Value   2,285,184us-gaap_CashAndCashEquivalentsAtCarryingValue 523,738us-gaap_CashAndCashEquivalentsAtCarryingValue 167,001us-gaap_CashAndCashEquivalentsAtCarryingValue 501,172us-gaap_CashAndCashEquivalentsAtCarryingValue
Development Stage Enterprise, Deficit Accumulated During Development Stage   59,668,415us-gaap_DevelopmentStageEnterpriseDeficitAccumulatedDuringDevelopmentStage      
IPO [Member]          
Subsidiary, Sale of Stock [Line Items]          
Sale of Stock, Number of Shares Issued in Transaction 683,250us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember
       
Sale of Stock, Price Per Share $ 6.00us-gaap_SaleOfStockPricePerShare
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember
       
Proceeds from Issuance Initial Public Offering $ 4,100,000us-gaap_ProceedsFromIssuanceInitialPublicOffering
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember
       
Over-Allotment Option [Member]          
Subsidiary, Sale of Stock [Line Items]          
Sale of Stock, Number of Shares Issued in Transaction 102,487us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_OverAllotmentOptionMember