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DERIVATIVE FINANCIAL INSTRUMENTS - Schedule of Interest Rate Swaps (Details) - USD ($) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2017 | Dec. 31, 2016
LIBOR | Subordinated Debentures | Trust III Debentures |  |
Derivative [Line Items] |  |
Receive Rate | 1.67% | 1.67%
LIBOR | Subordinated Debentures | Trust II Debentures |  |
Derivative [Line Items] |  |
Receive Rate | 3.35% |
Designated as Hedging Instrument | LIBOR | Trust II Debentures |  |
Derivative [Line Items] |  |
Receive Rate | 3.35% | 3.35%
Designated as Hedging Instrument | Interest Rate Swap, 3 month LIBOR plus 1.67% |  |
Derivative [Line Items] |  |
Unrealized Losses | $ 340,000 | $ 342,000
Designated as Hedging Instrument | Interest Rate Swap, 3 month LIBOR plus 3.35% |  |
Derivative [Line Items] |  |
Unrealized Losses | 326,000 | 353,000
Designated as Hedging Instrument | Cash Flow Hedging | Interest Rate Swap, 3 month LIBOR plus 1.67% |  |
Derivative [Line Items] |  |
Notional Amount | $ 2,000,000 | $ 2,000,000
Pay Rate | 5.979% | 5.979%
Maturity in Years | 8 years 6 months 4 days | 9 years 3 months
Designated as Hedging Instrument | Cash Flow Hedging | Interest Rate Swap, 3 month LIBOR plus 3.35% |  |
Derivative [Line Items] |  |
Notional Amount | $ 3,000,000 | $ 3,000,000
Pay Rate | 7.505% | 7.505%
Maturity in Years | 5 years 29 days | 5 years 9 months 29 days

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- Definition Period remaining until the derivative contract matures, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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