LOANS AND ALLOWANCE FOR LOAN AND LEASE LOSSES - PORTFOLIO CLASS (Details) $ in Thousands	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 4,143	$ 4,201
Collectively evaluated for impairment	47,762	38,084
PCI loans with post acquisition impairment	436	484
Total ending allowance for loan losses	52,341	42,769	$ 42,362	$ 32,920
Impaired loans individually evaluated, excluding PCI loans	44,453	42,043
Loans collectively evaluated for impairment	4,004,559	3,968,387
PCI loans with post acquisition impairment	3,474	3,573
PCI loans without post acquisition impairment	14	31
Carrying value of loans	$ 4,052,500	$ 4,014,034
Allowance to Total Loans	1.29	1.07
Core Banking Activities
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 4,122	$ 4,152
Collectively evaluated for impairment	26,008	25,511
PCI loans with post acquisition impairment	436	484
Total ending allowance for loan losses	30,566	30,147	27,990	27,928
Impaired loans individually evaluated, excluding PCI loans	44,399	41,914
Loans collectively evaluated for impairment	3,926,417	3,889,980
PCI loans with post acquisition impairment	3,474	3,573
PCI loans without post acquisition impairment	14	31
Carrying value of loans	$ 3,974,304	$ 3,935,498
Allowance to Total Loans	0.77	0.77
Core Banking Activities \| Warehouse lines of credit
Allowance for loans losses
Collectively evaluated for impairment	$ 1,335	$ 1,314
Total ending allowance for loan losses	1,335	1,314	1,238	1,464
Loans collectively evaluated for impairment	533,959	525,572
Carrying value of loans	$ 533,959	$ 525,572
Allowance to Total Loans	0.25	0.25
Traditional Banking
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 4,122	$ 4,152
Collectively evaluated for impairment	24,673	24,197
PCI loans with post acquisition impairment	436	484
Total ending allowance for loan losses	29,231	28,833	26,752	26,464
Impaired loans individually evaluated, excluding PCI loans	44,399	41,914
Loans collectively evaluated for impairment	3,392,458	3,364,408
PCI loans with post acquisition impairment	3,474	3,573
PCI loans without post acquisition impairment	14	31
Carrying value of loans	$ 3,440,345	$ 3,409,926
Allowance to Total Loans	0.85	0.85
Traditional Banking \| Residential Real Estate - Owner Occupied
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 2,280	$ 2,361
Collectively evaluated for impairment	3,430	3,501
PCI loans with post acquisition impairment	278	320
Total ending allowance for loan losses	5,988	6,182	7,071	7,158
Impaired loans individually evaluated, excluding PCI loans	27,610	27,605
Loans collectively evaluated for impairment	883,020	892,122
PCI loans with post acquisition impairment	1,785	1,838
Carrying value of loans	$ 912,415	$ 921,565
Allowance to Total Loans	0.66	0.67
Traditional Banking \| Residential Real Estate - Owner Occupied - Correspondent
Allowance for loans losses
Collectively evaluated for impairment	$ 278	$ 292
Total ending allowance for loan losses	278	292	353	373
Impaired loans individually evaluated, excluding PCI loans	383
Loans collectively evaluated for impairment	110,880	116,792
Carrying value of loans	$ 111,263	$ 116,792
Allowance to Total Loans	0.25	0.25
Traditional Banking \| Residential Real Estate - Non Owner Occupied
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 3	$ 4
Collectively evaluated for impairment	1,456	1,390
PCI loans with post acquisition impairment	2	2
Total ending allowance for loan losses	1,461	1,396	1,198	1,139
Impaired loans individually evaluated, excluding PCI loans	2,827	1,814
Loans collectively evaluated for impairment	213,024	203,019
PCI loans with post acquisition impairment	244	248
Carrying value of loans	$ 216,095	$ 205,081
Allowance to Total Loans	0.68	0.68
Traditional Banking \| Commercial Real Estate
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 729	$ 407
Collectively evaluated for impairment	8,683	8,588
PCI loans with post acquisition impairment	48	48
Total ending allowance for loan losses	9,460	9,043	7,898	8,078
Impaired loans individually evaluated, excluding PCI loans	10,071	9,185
Loans collectively evaluated for impairment	1,205,185	1,196,736
PCI loans with post acquisition impairment	1,334	1,369
PCI loans without post acquisition impairment	2	3
Carrying value of loans	$ 1,216,592	$ 1,207,293
Allowance to Total Loans	0.78	0.75
Traditional Banking \| Construction & land development
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 100	$ 107
Collectively evaluated for impairment	2,620	2,257
Total ending allowance for loan losses	2,720	2,364	2,233	1,850
Impaired loans individually evaluated, excluding PCI loans	611	733
Loans collectively evaluated for impairment	159,780	149,332
Carrying value of loans	$ 160,391	$ 150,065
Allowance to Total Loans	1.70	1.58
Traditional Banking \| Commercial & industrial
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 88	$ 288
Collectively evaluated for impairment	2,159	1,910
Total ending allowance for loan losses	2,247	2,198	1,488	1,511
Impaired loans individually evaluated, excluding PCI loans	799	308
Loans collectively evaluated for impairment	354,505	341,357
PCI loans without post acquisition impairment	12	27
Carrying value of loans	$ 355,316	$ 341,692
Allowance to Total Loans	0.63	0.64
Traditional Banking \| Lease Financing Receivables
Allowance for loans losses
Collectively evaluated for impairment	$ 165	$ 174
Total ending allowance for loan losses	165	174	145	136
Loans collectively evaluated for impairment	15,751	16,580
Carrying value of loans	$ 15,751	$ 16,580
Allowance to Total Loans	1.05	1.05
Traditional Banking \| Home equity lines of credit
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 402	$ 425
Collectively evaluated for impairment	3,162	3,218
PCI loans with post acquisition impairment	105	111
Total ending allowance for loan losses	3,669	3,754	3,831	3,757
Impaired loans individually evaluated, excluding PCI loans	1,427	1,609
Loans collectively evaluated for impairment	340,682	345,930
PCI loans with post acquisition impairment	108	115
PCI loans without post acquisition impairment		1
Carrying value of loans	$ 342,217	$ 347,655
Allowance to Total Loans	1.07	1.08
Traditional Banking \| Consumer: Credit cards
Allowance for loans losses
Collectively evaluated for impairment	$ 756	$ 607
Total ending allowance for loan losses	756	607	506	490
Loans collectively evaluated for impairment	16,677	16,078
Carrying value of loans	$ 16,677	$ 16,078
Allowance to Total Loans	4.53	3.78
Traditional Banking \| Consumer: Overdrafts
Allowance for loans losses
Collectively evaluated for impairment	$ 791	$ 974
Total ending allowance for loan losses	791	974	641	675
Loans collectively evaluated for impairment	791	974
Carrying value of loans	$ 791	$ 974
Allowance to Total Loans	100.00	100.00
Traditional Banking \| Consumer: Automobile loan
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 41	$ 32
Collectively evaluated for impairment	665	655
Total ending allowance for loan losses	706	687	563	526
Impaired loans individually evaluated, excluding PCI loans	141	108
Loans collectively evaluated for impairment	65,140	65,542
Carrying value of loans	$ 65,281	$ 65,650
Allowance to Total Loans	1.08	1.05
Traditional Banking \| Other consumer
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 479	$ 528
Collectively evaluated for impairment	508	631
PCI loans with post acquisition impairment	3	3
Total ending allowance for loan losses	990	1,162	825	771
Impaired loans individually evaluated, excluding PCI loans	530	552
Loans collectively evaluated for impairment	27,023	19,946
PCI loans with post acquisition impairment	3	3
Carrying value of loans	$ 27,556	$ 20,501
Allowance to Total Loans	3.59	5.67
Republic Processing Group
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 21	$ 49
Collectively evaluated for impairment	21,754	12,573
Total ending allowance for loan losses	21,775	12,622	14,372	4,992
Impaired loans individually evaluated, excluding PCI loans	54	129
Loans collectively evaluated for impairment	78,142	78,407
Carrying value of loans	$ 78,196	$ 78,536
Allowance to Total Loans	27.85	16.07
Republic Processing Group \| Easy Advances
Allowance for loans losses
Collectively evaluated for impairment	$ 9,572
Total ending allowance for loan losses	9,572		7,741
Loans collectively evaluated for impairment	15,601
Carrying value of loans	$ 15,601
Allowance to Total Loans	61.36
Republic Processing Group \| Other TRS loans
Allowance for loans losses
Collectively evaluated for impairment	$ 125	$ 12
Total ending allowance for loan losses	125	12
Loans collectively evaluated for impairment	192	11,648
Carrying value of loans	$ 192	$ 11,648
Allowance to Total Loans	65.10	0.10
Republic Processing Group \| Republic Credit Solutions
Allowance for loans losses
Individually evaluated for impairment, excluding PCI loans	$ 21	$ 49
Collectively evaluated for impairment	12,057	12,561
Total ending allowance for loan losses	12,078	12,610	$ 6,631	$ 4,967
Impaired loans individually evaluated, excluding PCI loans	54	129
Loans collectively evaluated for impairment	62,349	66,759
Carrying value of loans	$ 62,403	$ 66,888
Allowance to Total Loans	19.35	18.85

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Percentage of allowance to cover probable credit losses on loans and leases to gross carrying amount.

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The balance of financing receivables that were collectively evaluated for impairment.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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