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COMMITMENTS, CONTINGENT LIABILITIES AND RESTRICTIONS (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Contract amount of commitments and contingencies | $ 793,670 | $ 796,098
Minimum [Member] |  |
Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Range of reasonably possible losses for such matters in the aggregate, beyond the existing recorded liability | 0 |
Maximum [Member] |  |
Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Range of reasonably possible losses for such matters in the aggregate, beyond the existing recorded liability | 1,000 |
Commitments to Extend Credit [Member] |  |
Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Contract amount of commitments and contingencies | 770,666 | 773,442
Standby Letters of Credit [Member] |  |
Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Contract amount of commitments and contingencies | $ 23,004 | $ 22,656

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