v2.4.0.8
Document and Entity Information
6 Months Ended
Jun. 30, 2015
Aug. 03, 2015
Share Capital - Voting Ordinary Shares [Member]
Aug. 03, 2015
Non-Voting Convertible Ordinary Shares [Member]
Document Information [Line Items]      
Document Type 10-Q    
Amendment Flag false    
Document Period End Date Jun. 30, 2015    
Document Fiscal Year Focus 2015    
Document Fiscal Period Focus Q2    
Trading Symbol ESGR    
Entity Registrant Name Enstar Group LTD    
Entity Central Index Key 0001363829    
Current Fiscal Year End Date --12-31    
Entity Filer Category Large Accelerated Filer    
Entity Common Stock, Shares Outstanding   15,939,972 3,315,215