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FAIR VALUE MEASUREMENT (Details 3) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017 | Jun. 30, 2017 | Dec. 31, 2016
--- | --- | --- | --- | ---
Financial assets: |  |  |  |
Cash and cash equivalents | $ 318,267 | $ 249,853 | $ 201,182 | $ 128,684
Interest-bearing deposits with financial institutions | 1,245 | 1,743 |  |
Securities available for sale | 54,433 | 40,505 |  |
Loans, net | 908,463 | 886,864 |  |
Loans held for sale | 334 | 3,245 |  |
Other equity securities | 8,454 | 7,759 |  |
Accrued interest receivable | 3,043 | 3,002 |  |
Cash and cash equivalents, Fair value | 318,267 | 249,853 |  |
Interest bearing deposits with financial institutions, Fair value | 1,245 | 1,743 |  |
Securities available for sale, Fair value | 54,433 | 40,505 |  |
Loans, net, Fair value | 905,206 | 883,361 |  |
Loans held for sale, Fair value | 334 | 3,245 |  |
Other equity securities, Fair value | 8,454 | 7,759 |  |
Accrued interest receivable, Fair value | 3,043 | 3,002 |  |
Financial liabilities: |  |  |  |
Deposits | 1,138,168 | 1,104,305 |  |
Subordinated Debentures | 5,417 | 5,387 |  |
Other borrowings | 0 | 6,000 |  |
Accrued interest payable | 170 | 141 |  |
Deposits, Fair value | 1,138,252 | 1,104,665 |  |
Subordinated Debentures, Fair value | 5,428 | 5,387 |  |
Other borrowings, Fair value |  | 6,000 |  |
Accrued interest payable, Fair value | 170 | 141 |  |
Off-balance-sheet liabilities: |  |  |  |
Undisbursed loan commitments, lines of credit, standby letters of credit | 310 | 310 |  |
Undisbursed loan commitments, lines of credit, standby letters of credit, Fair value | 310 | 310 |  |
Fair Value, Inputs, Level 1 [Member] |  |  |  |
Financial assets: |  |  |  |
Cash and cash equivalents, Fair value | 318,267 | 249,853 |  |
Interest bearing deposits with financial institutions, Fair value | 1,245 | 1,743 |  |
Securities available for sale, Fair value | 0 | 0 |  |
Loans, net, Fair value | 0 | 0 |  |
Loans held for sale, Fair value | 0 | 0 |  |
Other equity securities, Fair value | 0 | 0 |  |
Accrued interest receivable, Fair value | 0 | 0 |  |
Financial liabilities: |  |  |  |
Deposits, Fair value | 916,881 | 875,506 |  |
Subordinated Debentures, Fair value | 0 | 0 |  |
Other borrowings, Fair value |  | 0 |  |
Accrued interest payable, Fair value | 0 | 0 |  |
Off-balance-sheet liabilities: |  |  |  |
Undisbursed loan commitments, lines of credit, standby letters of credit, Fair value | 0 | 0 |  |
Fair Value, Inputs, Level 2 [Member] |  |  |  |
Financial assets: |  |  |  |
Cash and cash equivalents, Fair value | 0 | 0 |  |
Interest bearing deposits with financial institutions, Fair value | 0 | 0 |  |
Securities available for sale, Fair value | 54,433 | 40,505 |  |
Loans, net, Fair value | 0 | 0 |  |
Loans held for sale, Fair value | 334 | 3,245 |  |
Other equity securities, Fair value | 8,454 | 7,759 |  |
Accrued interest receivable, Fair value | 3,043 | 3,002 |  |
Financial liabilities: |  |  |  |
Deposits, Fair value | 221,371 | 229,159 |  |
Subordinated Debentures, Fair value | 0 | 0 |  |
Other borrowings, Fair value |  | 0 |  |
Accrued interest payable, Fair value | 170 | 141 |  |
Off-balance-sheet liabilities: |  |  |  |
Undisbursed loan commitments, lines of credit, standby letters of credit, Fair value | 0 | 0 |  |
Fair Value, Inputs, Level 3 [Member] |  |  |  |
Financial assets: |  |  |  |
Cash and cash equivalents, Fair value | 0 | 0 |  |
Interest bearing deposits with financial institutions, Fair value | 0 | 0 |  |
Securities available for sale, Fair value | 0 | 0 |  |
Loans, net, Fair value | 905,206 | 883,361 |  |
Loans held for sale, Fair value | 0 | 0 |  |
Other equity securities, Fair value | 0 | 0 |  |
Accrued interest receivable, Fair value | 0 | 0 |  |
Financial liabilities: |  |  |  |
Deposits, Fair value |  | 0 |  |
Subordinated Debentures, Fair value | 5,428 | 5,387 |  |
Other borrowings, Fair value |  | 6,000 |  |
Accrued interest payable, Fair value | 0 | 0 |  |
Off-balance-sheet liabilities: |  |  |  |
Undisbursed loan commitments, lines of credit, standby letters of credit, Fair value | $ 310 | $ 310 |  |

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