FAIR VALUE DISCLOSURES - Certain assets measured on a non recurring basis (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Impaired Loans
Total loans	$ 2,175,721	$ 2,129,879
Repossessed real estate and other assets	1,136	1,861
Non-recurring basis
Impaired Loans
Total loans	2,440	5,425
Repossessed real estate and other assets	558
Non-recurring basis \| Commercial and industrial
Impaired Loans
Total loans	2,440	3,765
Non-recurring basis \| Commercial real estate
Impaired Loans
Total loans		1,660
Level 3 Inputs \| Non-recurring basis
Impaired Loans
Total loans	2,440	5,425
Repossessed real estate and other assets	558
Level 3 Inputs \| Non-recurring basis \| Commercial and industrial
Impaired Loans
Total loans	$ 2,440	3,765
Level 3 Inputs \| Non-recurring basis \| Commercial real estate
Impaired Loans
Total loans		$ 1,660

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

Reference 2: 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)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10(4))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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