Document and Entity Information	3 Months Ended
	Mar. 31, 2013	Apr. 30, 2013 Class A Common Stock	Apr. 30, 2013 Class B Common Stock
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q1
Trading Symbol	RBCAA
Entity Registrant Name	REPUBLIC BANCORP INC /KY/
Entity Central Index Key	0000921557
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		18,518,387	2,267,847