INTEREST RATE SWAPS - INTEREST EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
INTEREST RATE SWAPS
Interest expense swap on money market deposits	$ 12	$ (8)
Interest expense swap on FHLB Advance	17	(11)
Total interest (benefit) expense on swap transactions	$ 29	$ (19)

Interest expense advances from the Federal Home Loan Bank associated with derivative instruments held by the entity.

No definition available.

Name:	rbcaa_DerivativeInterestExpenseOnDepositsFederalHomeLoanBankAdvances
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration