LOANS AND ALLOWANCE FOR LOAN LOSSES - Average Recorded Investment in Impaired Loans and Related Interest Income (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	$ 6,775	$ 15,871	$ 7,276	$ 16,515
Interest Income Recognized	27	8	35	17
Commercial real estate \| Owner-occupied
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	979	1,954	1,036	2,012
Interest Income Recognized	5	0	5	0
Commercial real estate \| Non-owner occupied
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	0	7,251	276	7,511
Interest Income Recognized	0	0	0	0
Commercial real estate \| Multi-family
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	186	221	191	225
Interest Income Recognized	0	0	0	0
Commercial real estate \| Non-owner occupied residential
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	427	699	437	787
Interest Income Recognized	0	0	0	0
Acquisition and development \| Commercial and land development
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	0	3	0	4
Interest Income Recognized	0	0	0	0
Commercial and industrial
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	404	514	458	619
Interest Income Recognized	0	0	0	0
Residential mortgage \| First lien
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	4,192	4,618	4,272	4,697
Interest Income Recognized	21	8	29	17
Residential mortgage \| Home equity - term
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	78	98	87	100
Interest Income Recognized	0	0	0	0
Residential mortgage \| Home equity - lines of credit
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	503	499	513	544
Interest Income Recognized	1	0	1	0
Installment and other loans
Financing Receivable, Impaired [Line Items]
Average Impaired Balance	6	14	6	16
Interest Income Recognized	$ 0	$ 0	$ 0	$ 0

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Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524

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Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

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