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FAIR VALUE (Schedule of Financial Instruments) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Financial Assets: |  |
Securities available for sale | $ 327,633 | $ 305,388
FHLB and FRB Stock | 13,378 | 13,813
Loans held for sale, at fair value | 984 | 1,200
Loans held for sale, at lower of cost or fair value | 187 | 388
Accrued interest receivable | 9,452 | 8,153
Financial Liabilities: |  |
Federal home loan bank advances | 37,898 | 61,800
Fair value [Member] |  |
Financial Assets: |  |
Cash and cash equivalents | 113,447 | 162,691
Securities available for sale | 327,633 | 305,388
FHLB and FRB Stock | 13,378 |
Loans held for sale, at fair value | 984 | 1,200
Loans held for sale, at lower of cost or fair value | 187 | 428
Loans, net of allowance for loan losses | 3,668,000 | 3,256,837
Accrued interest receivable | 9,452 | 8,153
Financial Liabilities: |  |
Deposits | 3,698,354 | 3,410,448
Federal home loan bank advances | 37,898 | 62,286
Subordinated debt | 83,024 | 48,768
Accrued interest payable | 1,756 | 1,127
Fair value [Member] | Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives | 1,394 | 123
Financial Liabilities: |  |
Derivatives | 3,131 | 867
Fair value [Member] | Not Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives | 3,131 | 1,543
Financial Liabilities: |  |
Derivatives |  | 1,543
Carrying Value [Member] |  |
Financial Assets: |  |
Cash and cash equivalents | 113,447 | 162,691
Securities available for sale | 327,633 | 305,388
FHLB and FRB Stock | 13,378 | 13,813
Loans held for sale, at fair value | 984 | 1,200
Loans held for sale, at lower of cost or fair value | 187 | 388
Loans, net of allowance for loan losses | 3,668,000 | 3,279,936
Accrued interest receivable | 9,452 | 8,153
Financial Liabilities: |  |
Deposits | 3,698,354 | 3,411,837
Federal home loan bank advances | 37,898 | 61,795
Subordinated debt | 83,024 | 48,764
Accrued interest payable | 1,756 | 1,127
Carrying Value [Member] | Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives | 1,394 | 123
Financial Liabilities: |  |
Derivatives | 3,131 | 867
Carrying Value [Member] | Not Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives | 3,131 | 1,543
Financial Liabilities: |  |
Derivatives |  | 1,543
Quoted Prices in Active Market For Identical Assets (Level 1) [Member] | Fair value [Member] |  |
Financial Assets: |  |
Cash and cash equivalents | 113,447 | 162,691
Securities available for sale | 4,824 | 4,825
FHLB and FRB Stock |  |
Loans held for sale, at fair value |  |
Loans held for sale, at lower of cost or fair value |  |
Loans, net of allowance for loan losses |  |
Accrued interest receivable |  |
Financial Liabilities: |  |
Deposits | 3,082,728 | 2,861,116
Overnight borrowings |  |
Federal home loan bank advances |  |
Subordinated debt |  |
Accrued interest payable | 192 | 161
Quoted Prices in Active Market For Identical Assets (Level 1) [Member] | Fair value [Member] | Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives |  |
Financial Liabilities: |  |
Derivatives |  |
Quoted Prices in Active Market For Identical Assets (Level 1) [Member] | Fair value [Member] | Not Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives |  |
Significant Other Observable Inputs (Level 2) [Member] | Fair value [Member] |  |
Financial Assets: |  |
Cash and cash equivalents |  |
Securities available for sale | 322,809 | 300,563
FHLB and FRB Stock |  |
Loans held for sale, at fair value | 984 | 1,200
Loans held for sale, at lower of cost or fair value | 206 | 428
Loans, net of allowance for loan losses |  |
Accrued interest receivable | 1,041 | 899
Derivatives |  |
Financial Liabilities: |  |
Deposits | 612,591 | 549,332
Overnight borrowings |  |
Federal home loan bank advances | 37,907 | 62,286
Subordinated debt |  |
Accrued interest payable | 1,495 | 966
Derivatives |  |
Significant Other Observable Inputs (Level 2) [Member] | Fair value [Member] | Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives | 1,394 | 123
Financial Liabilities: |  |
Derivatives | 3,131 | 867
Significant Other Observable Inputs (Level 2) [Member] | Fair value [Member] | Not Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives | 3,131 | 1,543
Financial Liabilities: |  |
Derivatives |  | 1,543
Significant Unobservable Inputs (Level 3) [Member] | Fair value [Member] |  |
Financial Assets: |  |
Cash and cash equivalents |  |
Securities available for sale |  |
FHLB and FRB Stock |  |
Loans held for sale, at fair value |  |
Loans held for sale, at lower of cost or fair value |  |
Loans, net of allowance for loan losses | 3,649,132 | 3,256,837
Accrued interest receivable | 8,411 | 7,254
Financial Liabilities: |  |
Deposits |  |
Federal home loan bank advances |  |
Subordinated debt | 84,150 | 48,768
Accrued interest payable | 69 |
Significant Unobservable Inputs (Level 3) [Member] | Fair value [Member] | Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives |  |
Financial Liabilities: |  |
Derivatives |  |
Significant Unobservable Inputs (Level 3) [Member] | Fair value [Member] | Not Designated as Hedging Instrument [Member] |  |
Financial Assets: |  |
Derivatives |  |
Financial Liabilities: |  |
Derivatives |  |

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- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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