v3.19.1
Document and Entity Information
12 Months Ended
Dec. 31, 2018
shares
Documentand Entity Information [Abstract]  
Document Type 20-F
Amendment Flag false
Document Period End Date Dec. 31, 2018
Document Fiscal Year Focus 2018
Document Fiscal Period Focus FY
Trading Symbol ERYP
Entity Registrant Name ERYTECH PHARMA S.A.
Entity Central Index Key 0001624422
Current Fiscal Year End Date --12-31
Entity Well-known Seasoned Issuer No
Entity Current Reporting Status Yes
Entity Filer Category Accelerated Filer
Entity Common Stock, Shares Outstanding 17,940,035