IMPAIRED LOANS AND ALLOWANCE FOR LOAN LOSSES - Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Allowance for Loan Losses:
Beginning Balance	$ 23,400	$ 19,128
Provision for Loan Losses	1,304	199
Charge-Offs	(551)	(372)
Recoveries	409	769
Net (Charge-Offs) Recoveries	(142)	397
Ending Balance	24,562	19,724
Construction and Land Development [Member]
Allowance for Loan Losses:
Beginning Balance	1,219	1,151
Provision for Loan Losses	64	59
Charge-Offs	0	0
Recoveries	69	75
Net (Charge-Offs) Recoveries	69	75
Ending Balance	1,352	1,285
Commercial Real Estate [Member]
Allowance for Loan Losses:
Beginning Balance	9,273	6,756
Provision for Loan Losses	481	15
Charge-Offs	0	(173)
Recoveries	107	79
Net (Charge-Offs) Recoveries	107	(94)
Ending Balance	9,861	6,677
Residential Real Estate [Member]
Allowance for Loan Losses:
Beginning Balance	7,483	8,057
Provision for Loan Losses	(425)	410
Charge-Offs	(122)	(117)
Recoveries	128	162
Net (Charge-Offs) Recoveries	6	45
Ending Balance	7,064	8,512
Commercial And Financial [Member]
Allowance for Loan Losses:
Beginning Balance	3,636	2,042
Provision for Loan Losses	1,122	(419)
Charge-Offs	(170)	(55)
Recoveries	47	423
Net (Charge-Offs) Recoveries	(123)	368
Ending Balance	4,635	1,991
Consumer [Member]
Allowance for Loan Losses:
Beginning Balance	1,789	1,122
Provision for Loan Losses	62	134
Charge-Offs	(259)	(27)
Recoveries	58	30
Net (Charge-Offs) Recoveries	(201)	3
Ending Balance	$ 1,650	$ 1,259

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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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.

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

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- Definition

Amount, after recoveries, of loans and leases that have been written-off.

+ References

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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=66008989&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=66008989&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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 30
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544

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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

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