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

Value of held for investments in the entity's portfolio transferred to held-for-sale in noncash transactions.

No definition available.

Name:	rbcaa_TransferFromHeldForInvestmentsToHeldForSale
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Name:	us-gaap_GainLossOnSaleOfMortgageLoans
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- References

No definition available.

Name:	us-gaap_MortgageBankingAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Fair value portion of mortgage loans held-for-sale.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 2
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Name:	us-gaap_MortgagesHeldForSaleFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The amount of cash paid for the origination of mortgages that are held for sale.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 21
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-21

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-URI https://asc.fasb.org/1943274/2147482740/230-10-45-25