LOANS AND ALLOWANCE FOR CREDIT LOSSES - RISK CATEGORY (Details) $ in Thousands	12 Months Ended
Dec. 31, 2023 USD ($) item	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Loans
Revolving Loans Amortized Cost Basis	$ 1,013,893	$ 992,992
Revolving Loans Converted To Term Loans	161,226	110,803
Loans, Gross Charge-offs
Revolving Loans Amortized Cost Basis	40,886	24,323
Lease
Year One	46,253	5,469
Year Two	24,088	1,964
Year Three	10,427	542
Year Four	4,754	1,548
Prior	3,069	982
Total Loans	88,591	10,505
Lease, Gross Charge-offs
Year One	20
Year Two	113
Prior	8
Total	141
Loans and Lease
Year One	1,203,867	1,083,468
Year Two	981,145	887,197
Year Three	758,188	510,259
Year Four	439,564	303,266
Prior	681,978	627,817
Total loans	5,239,861	4,515,802
Loans and Lease, Gross Charge-offs
Year One	155	21
Year Two	134	14
Year Three	24
Year Four		11
Prior	15
Total, YTD Gross Charge-offs	$ 41,214	24,369	$ 16,474
Maximum number of days past due for loans to be non rated	80 days
Loans held for investment fair value	$ 0	2
Pass or not rated
Loans
Revolving Loans Amortized Cost Basis	1,007,850	990,235
Revolving Loans Converted To Term Loans	160,406	110,803
Lease
Year One	45,824	5,469
Year Two	23,956	1,964
Year Three	10,265	542
Year Four	4,571	1,548
Prior	2,889	982
Total Loans	87,505	10,505
Loans and Lease
Year One	1,178,977	1,078,578
Year Two	975,037	860,795
Year Three	752,275	508,758
Year Four	438,155	280,501
Prior	653,315	597,660
Total loans	5,166,015	4,427,330
Special Mention
Loans
Revolving Loans Amortized Cost Basis	2,493	744
Lease
Year One	429
Year Two	30
Year Three	162
Year Four	183
Prior	115
Total Loans	919
Loans and Lease
Year One	24,841	3,660
Year Two	3,444	25,269
Year Three	4,009
Year Four	183	21,296
Prior	16,924	18,995
Total loans	51,894	69,964
Loans and Lease, Gross Charge-offs
Minimum outstanding lending relationships, above which loans are analyzed by the Bank's internal loan review department	1,000
Substandard
Loans
Revolving Loans Amortized Cost Basis	3,550	2,013
Revolving Loans Converted To Term Loans	820
Lease
Year Two	102
Prior	65
Total Loans	167
Loans and Lease
Year One	49	1,230
Year Two	2,664	1,133
Year Three	1,904	1,501
Year Four	1,226	1,469
Prior	11,739	11,162
Total loans	21,952	18,508
Loans and Lease, Gross Charge-offs
Minimum outstanding lending relationships, above which loans are analyzed by the Bank's internal loan review department	1,000
Doubtful
Loans and Lease, Gross Charge-offs
Minimum outstanding lending relationships, above which loans are analyzed by the Bank's internal loan review department	1,000
Traditional Banking
Lease
Total Loans	88,591	10,505
Lease, Gross Charge-offs
Total	141
Loans and Lease
Total loans	4,618,569	3,855,142
Loans and Lease, Gross Charge-offs
Total, YTD Gross Charge-offs	1,351	1,320	1,460
Traditional Banking \| Subprime
Loans
Loans	58,000	49,000
Loans and Lease, Gross Charge-offs
Loans originated for Community Reinvestment Act ("CRA") purposes	$ 37,000	30,000
Republic Credit Solutions \| Line of credit and credit card
Loans and Lease, Gross Charge-offs
Number of consumer loans held for sale products \| item	2
Consumer loans held for sale period	3 days
Loans held for investment fair value	$ 36,000	29,000
Residential real estate \| Residential Real Estate - Owner Occupied
Loans
Year One	346,236	232,868
Year Two	203,241	190,758
Year Three	176,915	189,505
Year Four	168,719	72,766
Prior	247,099	225,530
Revolving Loans Converted To Term Loans	2,474
Loans	1,144,684	911,427
Loans, Gross Charge-offs
Year One		21
Year Two	10
Year Three	16
Total	26	21
Residential real estate \| Residential Real Estate - Owner Occupied \| Pass or not rated
Loans
Year One	346,195	231,638
Year Two	200,715	189,495
Year Three	175,030	188,004
Year Four	167,493	71,306
Prior	230,384	208,296
Revolving Loans Converted To Term Loans	2,474
Loans	1,122,291	888,739
Residential real estate \| Residential Real Estate - Owner Occupied \| Special Mention
Loans
Year One	41
Year Two		160
Prior	6,309	7,240
Loans	6,350	7,400
Residential real estate \| Residential Real Estate - Owner Occupied \| Substandard
Loans
Year One		1,230
Year Two	2,526	1,103
Year Three	1,885	1,501
Year Four	1,226	1,460
Prior	10,406	9,994
Loans	16,043	15,288
Residential real estate \| Residential Real Estate - Owner Occupied \| Traditional Banking
Loans
Loans	1,144,684	911,427
Loans, Gross Charge-offs
Total	26	21
Residential real estate \| Residential Real Estate - Non Owner Occupied
Loans
Year One	63,575	78,337
Year Two	71,798	91,808
Year Three	82,830	55,058
Year Four	47,395	32,803
Prior	72,770	57,205
Revolving Loans Converted To Term Loans	7,597	6,147
Loans	345,965	321,358
Residential real estate \| Residential Real Estate - Non Owner Occupied \| Pass or not rated
Loans
Year One	63,405	78,337
Year Two	69,827	91,778
Year Three	82,814	55,058
Year Four	47,395	32,803
Prior	72,696	57,053
Revolving Loans Converted To Term Loans	7,597	6,147
Loans	343,734	321,176
Residential real estate \| Residential Real Estate - Non Owner Occupied \| Special Mention
Loans
Year One	170
Year Two	1,971
Prior	26	32
Loans	2,167	32
Residential real estate \| Residential Real Estate - Non Owner Occupied \| Substandard
Loans
Year Two		30
Year Three	16
Prior	48	120
Loans	64	150
Residential real estate \| Residential Real Estate - Non Owner Occupied \| Traditional Banking
Loans
Loans	345,965	321,358
Residential real estate \| Home equity
Loans
Revolving Loans Amortized Cost Basis	295,133	241,739
Loans	295,133	241,739
Loans, Gross Charge-offs
Revolving Loans Amortized Cost Basis	2
Total	2
Residential real estate \| Home equity \| Pass or not rated
Loans
Revolving Loans Amortized Cost Basis	292,890	240,704
Loans	292,890	240,704
Residential real estate \| Home equity \| Special Mention
Loans
Revolving Loans Amortized Cost Basis	235	171
Loans	235	171
Residential real estate \| Home equity \| Substandard
Loans
Revolving Loans Amortized Cost Basis	2,008	864
Loans	2,008	864
Residential real estate \| Home equity \| Traditional Banking
Loans
Loans	295,133	241,739
Loans, Gross Charge-offs
Total	2		51
Commercial real estate
Loans
Year One	366,510	454,451
Year Two	440,663	406,187
Year Three	351,974	210,055
Year Four	174,093	139,224
Prior	274,172	263,985
Revolving Loans Amortized Cost Basis	34,207	25,817
Revolving Loans Converted To Term Loans	143,670	99,791
Loans	1,785,289	1,599,510
Loans, Gross Charge-offs
Year Two		9
Total		9
Commercial real estate \| Pass or not rated
Loans
Year One	342,658	451,327
Year Two	439,643	394,317
Year Three	351,600	210,055
Year Four	174,093	117,928
Prior	264,306	253,213
Revolving Loans Amortized Cost Basis	32,491	25,499
Revolving Loans Converted To Term Loans	143,670	99,791
Loans	1,748,461	1,552,130
Commercial real estate \| Special Mention
Loans
Year One	23,852	3,124
Year Two	1,020	11,870
Year Three	374
Year Four		21,296
Prior	8,998	9,967
Revolving Loans Amortized Cost Basis	1,716	318
Loans	35,960	46,575
Commercial real estate \| Substandard
Loans
Prior	868	805
Loans	868	805
Commercial real estate \| Traditional Banking
Loans
Loans	1,785,289	1,599,510
Loans, Gross Charge-offs
Total		9	428
Construction & land development
Loans
Year One	107,827	107,153
Year Two	89,106	43,289
Year Three	16,936	638
Year Four	297	641
Prior	250	373
Revolving Loans Amortized Cost Basis	225	1,781
Revolving Loans Converted To Term Loans	2,697
Loans	217,338	153,875
Construction & land development \| Pass or not rated
Loans
Year One	107,827	107,153
Year Two	89,106	43,289
Year Three	16,936	638
Year Four	297	641
Prior	250	373
Revolving Loans Amortized Cost Basis	225	1,781
Revolving Loans Converted To Term Loans	2,697
Loans	217,338	153,875
Construction & land development \| Traditional Banking
Loans
Loans	217,338	153,875
Commercial \| Commercial and Industrial
Loans
Year One	141,151	117,019
Year Two	87,956	95,670
Year Three	73,625	17,944
Year Four	13,150	36,254
Prior	22,772	38,123
Revolving Loans Amortized Cost Basis	120,636	103,512
Revolving Loans Converted To Term Loans	4,788	4,865
Loans	464,078	413,387
Commercial \| Commercial and Industrial \| Pass or not rated
Loans
Year One	140,753	116,483
Year Two	87,497	82,431
Year Three	70,149	17,944
Year Four	13,150	36,254
Prior	20,957	36,367
Revolving Loans Amortized Cost Basis	120,069	103,257
Revolving Loans Converted To Term Loans	3,968	4,865
Loans	456,543	397,601
Commercial \| Commercial and Industrial \| Special Mention
Loans
Year One	349	536
Year Two	423	13,239
Year Three	3,473
Prior	1,476	1,756
Revolving Loans Amortized Cost Basis	542	255
Loans	6,263	15,786
Commercial \| Commercial and Industrial \| Substandard
Loans
Year One	49
Year Two	36
Year Three	3
Prior	339
Revolving Loans Amortized Cost Basis	25
Revolving Loans Converted To Term Loans	820
Loans	1,272
Commercial \| Commercial and Industrial \| Traditional Banking
Loans
Loans	464,078	413,387
Loans, Gross Charge-offs
Total			86
Aircraft
Loans
Year One	97,761	65,399
Year Two	55,896	54,749
Year Three	44,721	35,085
Year Four	30,628	16,888
Prior	21,045	7,664
Loans	250,051	179,785
Aircraft \| Pass or not rated
Loans
Year One	97,761	65,399
Year Two	55,896	54,749
Year Three	44,721	35,085
Year Four	30,628	16,888
Prior	21,045	7,454
Loans	250,051	179,575
Aircraft \| Substandard
Loans
Prior		210
Loans		210
Aircraft \| Traditional Banking
Loans
Loans	250,051	179,785
Consumer
Loans
Year One	3,947	415
Year Two	1,194	499
Year Three	181	168
Year Four	74	2,540
Prior	3,433	4,361
Revolving Loans Amortized Cost Basis	18,611	15,573
Loans	27,440	23,556
Loans, Gross Charge-offs
Year One	9
Year Two	11	5
Year Three	8
Year Four		11
Prior	7
Revolving Loans Amortized Cost Basis	1,147	1,274
Total	1,182	1,290
Consumer \| Pass or not rated
Loans
Year One	3,947	415
Year Two	1,194	499
Year Three	181	168
Year Four	74	2,531
Prior	3,420	4,328
Revolving Loans Amortized Cost Basis	18,611	15,573
Loans	27,427	23,514
Consumer \| Substandard
Loans
Year Four		9
Prior	13	33
Loans	13	42
Consumer \| Credit cards \| Traditional Banking
Loans
Loans	16,654	15,473
Loans, Gross Charge-offs
Total	162	155	163
Consumer \| Overdrafts \| Traditional Banking
Loans
Loans	694	726
Loans, Gross Charge-offs
Total	896	1,038	641
Consumer \| Automobile loans \| Traditional Banking
Loans
Loans	2,664	6,731
Loans, Gross Charge-offs
Total	37	3	19
Consumer \| Other consumer \| Traditional Banking
Loans
Loans	7,428	626
Loans, Gross Charge-offs
Total	87	94	$ 72
Warehouse lines of credit
Loans
Revolving Loans Amortized Cost Basis	339,723	403,560
Loans	339,723	403,560
Warehouse lines of credit \| Pass or not rated
Loans
Revolving Loans Amortized Cost Basis	339,723	403,560
Loans	339,723	403,560
Tax Refund Solution
Loans
Revolving Loans Amortized Cost Basis	149,207	149,272
Loans	149,207	149,272
Loans, Gross Charge-offs
Year One	126
Revolving Loans Amortized Cost Basis	25,825	11,659
Total	25,951	11,659
Tax Refund Solution \| Pass or not rated
Loans
Revolving Loans Amortized Cost Basis	149,207	149,272
Loans	149,207	149,272
Republic Credit Solution
Loans
Year One	30,607	22,357
Year Two	7,203	2,273
Year Three	579	1,264
Year Four	454	602
Prior	37,368	29,594
Revolving Loans Amortized Cost Basis	56,151	51,738
Loans	132,362	107,828
Loans, Gross Charge-offs
Revolving Loans Amortized Cost Basis	13,912	11,390
Total	13,912	11,390
Republic Credit Solution \| Pass or not rated
Loans
Year One	30,607	22,357
Year Two	7,203	2,273
Year Three	579	1,264
Year Four	454	602
Prior	37,368	29,594
Revolving Loans Amortized Cost Basis	54,634	50,589
Loans	130,845	106,679
Republic Credit Solution \| Substandard
Loans
Revolving Loans Amortized Cost Basis	1,517	1,149
Loans	$ 1,517	$ 1,149
Republic Credit Solution \| Line of credit and credit card \| Minimum
Loans and Lease, Gross Charge-offs
Percentage of loan receivable held for sale (as a percent)	90.00%
Interest retained (as a percent)	5.00%
Republic Credit Solution \| Line of credit and credit card \| Maximum
Loans and Lease, Gross Charge-offs
Percentage of loan receivable held for sale (as a percent)	95.00%
Interest retained (as a percent)	10.00%

The fair value of consumer loans held for investment.

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Represents information pertaining to the ownership interest retained from consumer loans held for sale.

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No definition available.

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Represents information pertaining to consumer loans held for sale period within origination.

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No definition available.

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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable and net investment in lease from writeoff.

+ References

No definition available.

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Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable and net investment in lease.

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No definition available.

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- Definition

Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated more than four years prior to current fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated in four years prior to current fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount, excluding accrued interest, of writeoff of financing receivable and net investment in sales-type and direct financing leases originated more than four years before current fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount, excluding accrued interest, of writeoff of financing receivable and net investment in sales-type and direct financing leases originated in three years before current fiscal year.

+ References

No definition available.

+ Details

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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated in current fiscal year.

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No definition available.

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Amount, excluding accrued interest, of writeoff of financing receivable and net investment in sales-type and direct financing leases originated in current fiscal year.

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No definition available.

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Amount, excluding accrued interest, of writeoff of financing receivable and net investment in sales-type and direct financing leases originated in two years before current fiscal year.

+ References

No definition available.

+ Details

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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated two years prior to current fiscal year.

+ References

No definition available.

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Amount, excluding accrued interest, of writeoff of financing receivable and net investment in sales-type and direct financing leases originated in fiscal year before current fiscal year.

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No definition available.

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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated in fiscal year prior to current fiscal year.

+ References

No definition available.

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Amount excluding accrued interest of financing receivable originated more than four years prior to current fiscal year.

+ References

No definition available.

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- Definition

Amount, excluding accrued interest, of writeoff of financing receivable originated more than four years before current fiscal year. Excludes net investment in lease.

+ References

No definition available.

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- Definition

Represents the amount of loans that were originated for Community Reinvestment Act (CRA) purposes.

+ References

No definition available.

+ Details

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- Definition

Represents the minimum outstanding lending relationships, above which loans are analyzed by the Bank's internal loan review department.

+ References

No definition available.

+ Details

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- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on net investment in lease from write-off.

+ References

No definition available.

+ Details

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- Definition

Amount of net investment in sales-type and direct financing leases originated more than four years prior to current fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of writeoff of net investment in sales-type and direct financing leases originated more than four years before current fiscal year.

+ References

No definition available.

+ Details

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- Definition

The maximum number of days that loans may be past due to be considered non rated.

+ References

No definition available.

+ Details

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- Definition

Represents number of consumer loans products held for sale products.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
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- Definition

Represents information pertaining to percentage of consumer loans receivables held for sale.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
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Period Type:	duration

- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

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