Gross amount of contractually required payments on loans and leases receivable.

No definition available.

Name:	rbcaa_LoansAndLeasesReceivableGrossContractualAmount
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the number of loans past due 90 days or on nonaccrual status.

+ References

No definition available.

+ Details

Name:	rbcaa_NumberOfLoansPastDue90DaysOrOnNonaccrualStatus
Namespace Prefix:	rbcaa_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the unrealized gain (loss) related to the change in the fair value of loans held for sale at of the balance sheet date.

+ References

No definition available.

+ Details

Name:	rbcaa_UnrealizedGainLossInFairValueLoansHeldForSale
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 30
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-30

+ Details

Name:	us-gaap_FairValueOptionChangesInFairValueGainLoss1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 30
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-30

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 31
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-31

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 32
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-32

+ Details

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

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

+ Details

Name:	us-gaap_MortgagesHeldForSaleFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_FinancialInstrumentAxis=rbcaa_MortgageLoansHeldForSaleMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_InterestIncomeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=rbcaa_ChangeInFairValueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=rbcaa_ConsumerLoansHeldForSaleMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

FAIR VALUE - GAINS AND LOSSES (Details) $ in Thousands	3 Months Ended		9 Months Ended
FAIR VALUE - GAINS AND LOSSES (Details) $ in Thousands	Sep. 30, 2024 USD ($) loan	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) loan	Sep. 30, 2023 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($) loan	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Fair Value, Option
Aggregate fair value	$ 8,526	$ 2,711	$ 8,526	$ 2,711	$ 9,703	$ 3,227	$ 4,038	$ 1,302
Contractual balance	$ 5,304,509		$ 5,304,509			$ 5,246,621
Mortgage loans held for sale
Fair Value, Option
Number of loans past due 90 days or more or on nonaccrual \| loan	0		0			0
Aggregate fair value	$ 8,526		$ 8,526			$ 3,227
Contractual balance	8,290		8,290			3,168
Unrealized (loss) gain	236		236			$ 59
Total included in earnings	249	48	633	209
Mortgage loans held for sale \| Interest Income
Fair Value, Option
Total included in earnings	179	84	456	206
Mortgage loans held for sale \| Change In Fair Value
Fair Value, Option
Total included in earnings	$ 70	(36)	$ 177	3
Consumer Loans Held For Sale
Fair Value, Option
Number of loans past due 90 days or more or on nonaccrual \| loan	0		0			0
Aggregate fair value	$ 6,080		$ 6,080			$ 7,914
Contractual balance	6,120		6,120			7,964
Unrealized (loss) gain	(40)		(40)			$ (50)
Total included in earnings	1,477	1,061	4,005	2,767
Consumer Loans Held For Sale \| Interest Income
Fair Value, Option
Total included in earnings	1,464	1,077	3,995	2,790
Consumer Loans Held For Sale \| Change In Fair Value
Fair Value, Option
Total included in earnings	$ 13	$ (16)	$ 10	$ (23)