v2.4.0.6
Document and Entity Information
3 Months Ended
Mar. 31, 2012
Apr. 25, 2012
Document Information [Line Items]  
Document Type10-Q 
Amendment Flagfalse 
Document Period End DateMar. 31, 2012 
Document Fiscal Year Focus2012 
Document Fiscal Period FocusQ1 
Trading SymbolBKYF 
Entity Registrant NameBANK OF KENTUCKY FINANCIAL CORP 
Entity Central Index Key0000934547 
Current Fiscal Year End Date--12-31 
Entity Filer CategoryAccelerated Filer 
Entity Common Stock, Shares Outstanding 7,464,841