XML 18 R1.htm IDEA: XBRL DOCUMENT v3.10.0.1
Document and Entity Information - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Feb. 08, 2019
Jun. 30, 2018
Document And Entity Information      
Entity Registrant Name EAGLE BANCORP INC    
Entity Central Index Key 0001050441    
Document Type 10-K    
Trading Symbol EGBN    
Document Period End Date Dec. 31, 2018    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Entity a Well-known Seasoned Issuer Yes    
Entity a Voluntary Filer No    
Entity's Reporting Status Current Yes    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Filer Category Large Accelerated Filer    
Entity Public Float     $ 1,940,000
Entity Common Stock, Shares Outstanding   34,417,186  
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2018