FAIR VALUE (Schedule of Financial Instruments) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Financial Assets:
Securities available for sale	$ 315,112	$ 305,388
FHLB and FRB Stock	13,589	13,813
Loans held for sale, at fair value	2,240	1,200
Loans held for sale, at lower of cost or fair value		388
Accrued interest receivable	6,803	8,153
Financial Liabilities:
Federal home loan bank advances	49,898	61,795
Carrying Value [Member]
Financial Assets:
Cash and cash equivalents	93,340	162,691
Securities available for sale	315,112	305,388
FHLB and FRB Stock	13,589	13,813
Loans held for sale, at fair value	2,240	1,200
Loans held for sale, at lower of cost or fair value		388
Loans, net of allowance for loan and lease losses	3,631,282	3,279,936
Accrued interest receivable	6,803	8,153
Financial Liabilities:
Deposits	3,662,697	3,411,837
Federal home loan bank advances	49,898	61,795
Subordinated debt	48,862	48,764
Accrued interest payable	2,019	1,127
Carrying Value [Member] \| Designated as Hedging Instrument [Member]
Financial Assets:
Derivatives	383	123
Financial Liabilities:
Derivatives	104	867
Carrying Value [Member] \| Not Designated as Hedging Instrument [Member]
Financial Assets:
Derivatives	4,136	1,543
Financial Liabilities:
Derivatives	4,136	1,543
Fair value [Member]
Financial Assets:
Cash and cash equivalents	93,340	162,691
Securities available for sale	315,112	305,388
FHLB and FRB Stock
Loans held for sale, at fair value	2,240	1,200
Loans held for sale, at lower of cost or fair value		428
Loans, net of allowance for loan and lease losses	3,613,704	3,256,837
Accrued interest receivable	6,803	8,153
Financial Liabilities:
Deposits	3,662,539	3,410,448
Federal home loan bank advances	50,044	62,286
Subordinated debt	48,862	48,768
Accrued interest payable	2,019	1,127
Fair value [Member] \| Designated as Hedging Instrument [Member]
Financial Assets:
Derivatives	383	123
Financial Liabilities:
Derivatives	104	867
Fair value [Member] \| Not Designated as Hedging Instrument [Member]
Financial Assets:
Derivatives	4,136	1,543
Financial Liabilities:
Derivatives	4,136	1,543
Fair value [Member] \| Quoted Prices in Active Market For Identical Assets (Level 1) [Member]
Financial Assets:
Cash and cash equivalents	93,340	162,691
Securities available for sale	4,859	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 and lease losses
Accrued interest receivable
Financial Liabilities:
Deposits	3,050,658	2,861,116
Federal home loan bank advances
Subordinated debt
Accrued interest payable	151	161
Fair value [Member] \| Significant Other Observable Inputs (Level 2) [Member]
Financial Assets:
Cash and cash equivalents
Securities available for sale	310,253	300,563
FHLB and FRB Stock
Loans held for sale, at fair value	2,240	1,200
Loans held for sale, at lower of cost or fair value		428
Loans, net of allowance for loan and lease losses
Accrued interest receivable	1,106	899
Derivatives		123
Financial Liabilities:
Deposits	611,881	549,332
Federal home loan bank advances	50,044	62,286
Subordinated debt
Accrued interest payable	1,118	966
Fair value [Member] \| Significant Other Observable Inputs (Level 2) [Member] \| Designated as Hedging Instrument [Member]
Financial Assets:
Derivatives	383	123
Financial Liabilities:
Derivatives	104	867
Fair value [Member] \| Significant Other Observable Inputs (Level 2) [Member] \| Not Designated as Hedging Instrument [Member]
Financial Assets:
Derivatives	4,136	1,543
Financial Liabilities:
Derivatives	4,136	1,543
Fair value [Member] \| Significant Unobservable Inputs (Level 3) [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 and lease losses	3,613,704	3,256,837
Accrued interest receivable	5,697	7,254
Financial Liabilities:
Deposits
Federal home loan bank advances
Subordinated debt	48,862	48,768
Accrued interest payable	$ 750

Loans And Leases Receivable, Held At Cost Or Fair Value.

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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.

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

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Amount of Federal Home Loan Bank (FHLB) and Federal Reserve Bank stock.

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Amount of interest payable on debt, including, but not limited to, trade payables.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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