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COMMITMENTS, CONTINGENCIES AND DERIVATIVES (Schedule of Swapped Variable Cost for Fixed Cost and Terms of Interest Rate Swap Agreements) (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018
Interest rate swaps |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Notional Amount | $ 43,000,000 |  | $ 43,000,000 |  | $ 43,000,000
Fair Value | (9,602,000) |  | (9,602,000) |  | (5,682,000)
Loss on Cash Flow Hedge Ineffectiveness | 0 | $ 0 | $ 0 | $ 0 |
Interest rate swaps | Contract, One |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Federal Home Loan Bank, Advances, Maturity Period, Variable Rate |  |  | 3 months |  |
Notional Amount | $ 10,000,000 |  | $ 10,000,000 |  | 10,000,000
Trade Date |  |  | Mar. 18, 2009 |  |
Maturity Date |  |  | Jun. 30, 2021 |  |
Fixed Rate Paid | 5.09% |  | 5.09% |  |
Fair Value | $ (357,000) |  | $ (357,000) |  | (272,000)
Interest rate swaps | Contract, Two |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Federal Home Loan Bank, Advances, Maturity Period, Variable Rate |  |  | 3 months |  |
Notional Amount | $ 10,000,000 |  | $ 10,000,000 |  | 10,000,000
Trade Date |  |  | Jul. 08, 2009 |  |
Maturity Date |  |  | Jun. 30, 2029 |  |
Fixed Rate Paid | 5.84% |  | 5.84% |  |
Fair Value | $ (2,688,000) |  | $ (2,688,000) |  | (1,655,000)
Interest rate swaps | Contract, Three |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Federal Home Loan Bank, Advances, Maturity Period, Variable Rate |  |  | 3 months |  |
Notional Amount | $ 10,000,000 |  | $ 10,000,000 |  | 10,000,000
Trade Date |  |  | May 06, 2010 |  |
Maturity Date |  |  | Jun. 30, 2030 |  |
Fixed Rate Paid | 5.71% |  | 5.71% |  |
Fair Value | $ (2,792,000) |  | $ (2,792,000) |  | (1,636,000)
Interest rate swaps | Contract, Four |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Federal Home Loan Bank, Advances, Maturity Period, Variable Rate |  |  | 3 months |  |
Notional Amount | $ 5,000,000 |  | $ 5,000,000 |  | 5,000,000
Trade Date |  |  | Mar. 14, 2011 |  |
Maturity Date |  |  | Mar. 30, 2031 |  |
Fixed Rate Paid | 4.35% |  | 4.35% |  |
Fair Value | $ (1,501,000) |  | $ (1,501,000) |  | (877,000)
Interest rate swaps | Contract, Five |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Federal Home Loan Bank, Advances, Maturity Period, Variable Rate |  |  | 3 months |  |
Notional Amount | $ 8,000,000 |  | $ 8,000,000 |  | 8,000,000
Trade Date |  |  | May 04, 2011 |  |
Maturity Date |  |  | Jul. 07, 2031 |  |
Fixed Rate Paid | 4.14% |  | 4.14% |  |
Fair Value | $ (2,264,000) |  | $ (2,264,000) |  | (1,242,000)
Forward-Starting Interest Rate Swap |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Notional Amount | 0 |  | $ 0 |  | 25,000,000
Forward-Starting Interest Rate Swap | Contract, One |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Federal Home Loan Bank, Advances, Maturity Period, Variable Rate |  |  | 1 month |  |
Forward-Starting Interest Rate Swap | Contract, Two |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Federal Home Loan Bank, Advances, Maturity Period, Variable Rate |  |  | 1 month |  |
Notional Amount | $ 0 |  | $ 0 |  | 25,000,000
Trade Date |  |  | Feb. 25, 2015 |  |
Maturity Date |  |  | Feb. 25, 2019 |  |
Fixed Rate Paid | 1.74% |  | 1.74% |  |
Fair Value | $ 0 |  | $ 0 |  | 30,000
Interest Rate Swap On Loans [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Notional Amount | $ 100,000,000 |  | $ 100,000,000 |  | $ 0
Trade Date |  |  | Jun. 12, 2019 |  |
Maturity Date |  |  | Jun. 10, 2024 |  |
Fixed Rate Paid | 1.693% |  | 1.693% |  |
Fair Value | $ 1,507,000 |  | $ 1,507,000 |  |
Loss on Cash Flow Hedge Ineffectiveness | $ 0 |  | $ 0 |  |

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- Definition Maturity period on variable rate advances made and reported by Federal Home Loan Bank (FHLBank), 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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