Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v3.19.1
Document And Entity Information - shares
3 Months Ended
Mar. 31, 2019
May 01, 2019
Document Information [Line Items]    
Entity Registrant Name NAVIDEA BIOPHARMACEUTICALS, INC.  
Entity Central Index Key 0000810509  
Trading Symbol navb  
Current Fiscal Year End Date --12-31  
Entity Filer Category Non-accelerated Filer  
Entity Current Reporting Status Yes  
Entity Emerging Growth Company false  
Entity Small Business true  
Entity Common Stock, Shares Outstanding (in shares)   10,052,322
Document Type 10-Q  
Document Period End Date Mar. 31, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q1  
Amendment Flag false