LOANS AND ALLOWANCE FOR CREDIT LOSSES - ALLOWANCE ACTIVITY (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning Balance	$ 64,577	$ 61,067	$ 43,351
Provision	22,385	14,939	31,151
Charge-offs	(24,369)	(16,474)	(28,741)
Recoveries	7,820	5,045	8,572
Ending Balance	70,413	64,577	61,067
Core Banking Activities
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning Balance	51,533	52,106	29,999
Provision	349	(188)	(16,743)
Charge-offs	(1,320)	(1,460)	(2,769)
Recoveries	1,156	1,075	1,399
Ending Balance	51,718	51,533	52,106
Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning Balance	49,407	49,699	28,205
Provision	1,466	93	(16,130)
Charge-offs	(1,320)	(1,460)	(2,769)
Recoveries	1,156	1,075	(1,399)
Ending Balance	50,709	49,407	49,699
Republic Processing Group
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	13,044	8,961	13,352
Provision	22,036	15,127	(14,408)
Charge-offs	(23,049)	(15,014)	(25,972)
Recoveries	6,664	(3,970)	7,173
Ending balance	18,695	13,044	8,961
Warehouse line of credit | Warehouse Lending
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance		2,407	1,794
Provision			(613)
Ending balance			2,407
Residential Real Estate | Residential Real Estate - Owner Occupied | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	8,647	9,715	4,729
Provision	181	(1,461)	(785)
Charge-offs	(21)		(169)
Recoveries	102	(393)	171
Ending balance	8,909	8,647	9,715
Residential Real Estate | Residential Real Estate - Non Owner Occupied | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	2,700	2,466	1,737
Provision	129	231	(570)
Recoveries	2	(3)	11
Ending balance	2,831	2,700	2,466
Residential Real Estate | Home equity | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	4,111	4,990	2,721
Provision	396	(874)	(516)
Charge-offs		(51)	(14)
Recoveries	121	(46)	115
Ending balance	4,628	4,111	4,990
Commercial Real Estate | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	23,769	23,606	10,486
Provision	(308)	509	(13,170)
Charge-offs	(9)	(428)	(795)
Recoveries	287	(82)	472
Ending balance	23,739	23,769	23,606
Construction & land development | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	4,128	3,274	2,152
Provision	(5)	854	325
Ending balance	4,123	4,128	3,274
Lease Financing Receivables | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	91	106	147
Provision	19	(15)	41
Ending balance	110	91	106
Commercial | Commercial and Industrial | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	3,487	2,797	2,882
Provision	218	700	(1,421)
Charge-offs		(86)	(310)
Recoveries	271	(76)	122
Ending balance	3,976	3,487	2,797
Aircraft | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	357	253	176
Provision	92	104	(77)
Ending balance	449	357	253
Consumer | Credit cards | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	934	929	1,020
Provision	140	107	(111)
Charge-offs	(155)	(163)	(295)
Recoveries	77	(61)	60
Ending balance	996	934	929
Consumer | Overdrafts | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	683	587	1,169
Provision	866	425	(79)
Charge-offs	(1,038)	(641)	(886)
Recoveries	215	(312)	225
Ending balance	726	683	587
Consumer | Automobile loans | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	186	399	612
Provision	(111)	(233)	176
Charge-offs	(3)	(19)	(60)
Recoveries	15	(39)	30
Ending balance	87	186	399
Consumer | Other consumer | Traditional Banking
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	314	577	374
Provision	(151)	(254)	57
Charge-offs	(94)	(72)	(240)
Recoveries	66	(63)	193
Ending balance	135	314	577
Warehouse lines of credit | Warehouse Lending
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	2,126	2,407
Provision	(1,117)	(281)
Ending balance	1,009	2,126	2,407
Tax Refund Solution | Easy Advances | Republic Processing Group
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Provision	10,471	6,723	(13,033)
Charge-offs	(11,505)	(10,256)	(19,575)
Recoveries	4,831	(3,533)	6,542
Ending balance	3,797
Tax Refund Solution | Other TRS commercial and industrial loans | Republic Processing Group
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	96	158	234
Provision	(516)	(40)	(156)
Charge-offs	(154)	(51)	(234)
Recoveries	665	(29)	2
Ending balance	91	96	158
Republic Credit Solution | Republic Processing Group
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance	12,948	8,803	13,118
Provision	12,081	8,444	(1,219)
Charge-offs	(11,390)	(4,707)	(6,163)
Recoveries	1,168	(408)	629
Ending balance	$ 14,807	$ 12,948	8,803
ASU 2016-13 | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning Balance			6,734
ASU 2016-13 | Core Banking Activities | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning Balance			6,734
ASU 2016-13 | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning Balance			6,734
ASU 2016-13 | Residential Real Estate | Residential Real Estate - Owner Occupied | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			4,199
ASU 2016-13 | Residential Real Estate | Residential Real Estate - Non Owner Occupied | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			148
ASU 2016-13 | Residential Real Estate | Home equity | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			1,652
ASU 2016-13 | Commercial Real Estate | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			273
ASU 2016-13 | Construction & land development | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			1,447
ASU 2016-13 | Commercial | Commercial and Industrial | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			(1,318)
ASU 2016-13 | Consumer | Credit cards | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			33
ASU 2016-13 | Consumer | Automobile loans | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			(7)
ASU 2016-13 | Consumer | Other consumer | Traditional Banking | Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable And Net Investment In Lease, Excluding Interest Allowance for Credit Loss [Roll Forward]
Beginning balance			$ 307