Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
6 Months Ended
Jun. 30, 2021
Aug. 11, 2021
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-36672  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 98-0443284  
Entity Address, Address Line One 271 Waverley Oaks Road  
Entity Address, Address Line Two Suite 108  
Entity Address, City or Town Waltham  
Entity Address, Country MA  
Entity Address, Postal Zip Code 02452  
City Area Code 781  
Local Phone Number 788-8869  
Document Period End Date Jun. 30, 2021  
Title of 12(b) Security Common Stock, $0.01 par value  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   12,619,256
Entity Central Index Key 0001372514  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Trading Symbol EYEG