General form of registration statement for all companies including face-amount certificate companies

Nature of Business (Details Textual)

v2.4.1.9
Nature of Business (Details Textual) (USD $)
0 Months Ended 3 Months Ended 12 Months Ended 24 Months Ended
Feb. 13, 2015
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Dec. 31, 2011
Dec. 31, 2009
Dec. 31, 2008
Dec. 31, 2007
Dec. 31, 2006
Jun. 17, 2014
Dec. 31, 2013
Dec. 31, 2012
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.   All outstanding shares of Series A, B, C and D preferred stock automatically converted to common stock immediately upon the closing of the Company’s 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             $ 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 1,973,185us-gaap_CashAndCashEquivalentsAtCarryingValue
Development Stage Enterprise, Deficit Accumulated During Development Stage   59,668,415us-gaap_DevelopmentStageEnterpriseDeficitAccumulatedDuringDevelopmentStage   56,862,152us-gaap_DevelopmentStageEnterpriseDeficitAccumulatedDuringDevelopmentStage                
Proceeds from Issuance of Common Stock         1,441,641us-gaap_ProceedsFromIssuanceOfCommonStock 2,475,659us-gaap_ProceedsFromIssuanceOfCommonStock 3,142,853us-gaap_ProceedsFromIssuanceOfCommonStock 1,000,000us-gaap_ProceedsFromIssuanceOfCommonStock 4,000,000us-gaap_ProceedsFromIssuanceOfCommonStock      
Payments of Stock Issuance Costs       1,149,000us-gaap_PaymentsOfStockIssuanceCosts         54,853us-gaap_PaymentsOfStockIssuanceCosts      
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners         49.60%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners 46.90%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners 40.668%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners 35.094%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners 30.336%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners      
Shares Authorized                   120,485,136eyeg_SharesAuthorized    
Common Stock, Shares Authorized   100,000,000us-gaap_CommonStockSharesAuthorized   100,000,000us-gaap_CommonStockSharesAuthorized           70,000,000us-gaap_CommonStockSharesAuthorized 70,000,000us-gaap_CommonStockSharesAuthorized  
Preferred Stock, Shares Authorized   10,000,000us-gaap_PreferredStockSharesAuthorized               50,485,136us-gaap_PreferredStockSharesAuthorized    
Preferred Stock, Par or Stated Value Per Share   $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare                    
Series A Preferred Stock [Member]                        
Subsidiary, Sale of Stock [Line Items]                        
Preferred Stock, Shares Authorized   2,483,692us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
  2,483,692us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
               
Preferred Stock, Par or Stated Value Per Share   $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
                   
Series B Preferred Stock [Member]                        
Subsidiary, Sale of Stock [Line Items]                        
Preferred Stock, Shares Authorized   13,819,649us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember
  13,819,649us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember
               
Preferred Stock, Par or Stated Value Per Share   $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember
                   
Series C Preferred Stock [Member]                        
Subsidiary, Sale of Stock [Line Items]                        
Preferred Stock, Shares Authorized   5,161,241us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember
  5,161,241us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember
               
Preferred Stock, Par or Stated Value Per Share   $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember
                   
Series D Preferred Stock [Member]                        
Subsidiary, Sale of Stock [Line Items]                        
Preferred Stock, Shares Authorized   29,020,554us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember
  29,020,554us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember
               
Preferred Stock, Par or Stated Value Per Share   $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember
                   
Current Investors [Member]                        
Subsidiary, Sale of Stock [Line Items]                        
Proceeds from Issuance of Common Stock         842,019us-gaap_ProceedsFromIssuanceOfCommonStock
/ us-gaap_TitleOfIndividualAxis
= eyeg_CurrentInvestorsMember
             
Parent Company [Member]                        
Subsidiary, Sale of Stock [Line Items]                        
Proceeds from Issuance of Common Stock         633,215us-gaap_ProceedsFromIssuanceOfCommonStock
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
             
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners         49.99%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
             
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