v2.4.0.8
Document and Entity Information
3 Months Ended
Mar. 31, 2015
May 07, 2015
Entity Information [Line Items]    
Entity Registrant Name NEWLINK GENETICS CORP  
Entity Central Index Key 0001126234  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Document Type 10-Q  
Document Period End Date Mar. 31, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   28,596,319
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes