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FAIR VALUE DISCLOSURES (Schedule of Assets Measured at Fair Value on a Recurring Basis) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Sep. 30, 2017
--- | --- | ---
Fair value measured on recurring basis: |  |
Securities available for sale | $ 23,071 | $ 11,815
Obligations of U.S. government enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 1,626 |
Obligations of U.S. government-sponsored enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 18,993 | 9,326
Obligations of U.S. government-sponsored enterprises Debt securities [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 2,426 | 2,449
Private label mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 26 | 40
Fair Value, Measurements, Recurring [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 23,071 | 11,815
Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 1,626 |
Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government-sponsored enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 18,993 | 9,326
Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government-sponsored enterprises Debt securities [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 2,426 | 2,449
Fair Value, Measurements, Recurring [Member] | Private label mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 26 | 40
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government-sponsored enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government-sponsored enterprises Debt securities [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Private label mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 23,071 | 11,815
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 1,626 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government-sponsored enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 18,993 | 9,326
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government-sponsored enterprises Debt securities [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 2,426 | 2,449
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Private label mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale | 26 | 40
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government-sponsored enterprises Mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of U.S. government-sponsored enterprises Debt securities [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Private label mortgage-backed securities-residential [Member] |  |
Fair value measured on recurring basis: |  |
Securities available for sale |  |

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