LOANS AND ALLOWANCE FOR LOAN AND LEASE LOSSES - ALLOWANCE ACTIVITY (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Allowance for loan losses rollforward
Beginning Balance	$ 42,769	$ 32,920
Provision for loan and lease losses	17,255	12,351
Charged-off	(8,347)	(3,604)
Recoveries	664	695
Ending Balance	52,341	42,362
Core Banking Activities
Allowance for loan losses rollforward
Beginning Balance	30,147	27,928
Provision for loan and lease losses	960	241
Charged-off	(946)	(459)
Recoveries	405	280
Ending Balance	30,566	27,990
Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	28,833	26,464
Provision for loan and lease losses	939	467
Charged-off	(946)	(459)
Recoveries	405	280
Ending Balance	29,231	26,752
Warehouse Lending
Allowance for loan losses rollforward
Provision for loan and lease losses	21	(226)
Republic Processing Group
Allowance for loan losses rollforward
Beginning Balance	12,622	4,992
Provision for loan and lease losses	16,295	12,110
Charged-off	(7,401)	(3,145)
Recoveries	259	415
Ending Balance	21,775	14,372
Residential Real Estate - Owner Occupied \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	6,182	7,158
Provision for loan and lease losses		(143)
Charged-off	(215)	(3)
Recoveries	21	59
Ending Balance	5,988	7,071
Residential Real Estate - Owner Occupied - Correspondent \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	292	373
Provision for loan and lease losses	(14)	(9)
Charged-off		(11)
Ending Balance	278	353
Residential Real Estate - Non Owner Occupied \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	1,396	1,139
Provision for loan and lease losses	165	59
Charged-off	(121)
Recoveries	21
Ending Balance	1,461	1,198
Commercial Real Estate \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	9,043	8,078
Provision for loan and lease losses	292	(197)
Recoveries	125	17
Ending Balance	9,460	7,898
Construction & land development \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	2,364	1,850
Provision for loan and lease losses	354	383
Recoveries	2
Ending Balance	2,720	2,233
Commercial & industrial \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	2,198	1,511
Provision for loan and lease losses	126	(44)
Charged-off	(108)
Recoveries	31	21
Ending Balance	2,247	1,488
Lease Financing Receivables \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	174	136
Provision for loan and lease losses	(9)	9
Ending Balance	165	145
Home equity lines of credit \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	3,754	3,757
Provision for loan and lease losses	(111)	69
Charged-off		(4)
Recoveries	26	9
Ending Balance	3,669	3,831
Consumer: Credit cards \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	607	490
Provision for loan and lease losses	235	38
Charged-off	(93)	(27)
Recoveries	7	5
Ending Balance	756	506
Consumer: Overdrafts \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	974	675
Provision for loan and lease losses	17	83
Charged-off	(289)	(184)
Recoveries	89	67
Ending Balance	791	641
Consumer: Automobile loan \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	687	526
Provision for loan and lease losses	19	36
Recoveries		1
Ending Balance	706	563
Other consumer \| Traditional Banking
Allowance for loan losses rollforward
Beginning Balance	1,162	771
Provision for loan and lease losses	(135)	183
Charged-off	(120)	(230)
Recoveries	83	101
Ending Balance	990	825
Warehouse lines of credit \| Core Banking Activities
Allowance for loan losses rollforward
Beginning Balance	1,314	1,464
Provision for loan and lease losses	21	(226)
Ending Balance	1,335	1,238
Easy Advances \| Republic Processing Group
Allowance for loan losses rollforward
Provision for loan and lease losses	13,277	8,601
Charged-off	(3,705)	(860)
Ending Balance	9,572	7,741
Other TRS loans \| Republic Processing Group
Allowance for loan losses rollforward
Beginning Balance	12	25
Provision for loan and lease losses	112	(260)
Recoveries	1	235
Ending Balance	125
Republic Credit Solutions \| Republic Processing Group
Allowance for loan losses rollforward
Beginning Balance	12,610	4,967
Provision for loan and lease losses	2,906	3,769
Charged-off	(3,696)	(2,285)
Recoveries	258	180
Ending Balance	$ 12,078	$ 6,631

Amount of recoveries of receivables doubtful of collection that were previously charged off.

No definition available.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

+ References

+ Details

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7(d))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 6.L.1)
-URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)(1)(ii)
-URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544

+ Details

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- Definition

Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

+ References

+ Details

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