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FAIR VALUE DISCLOSURES (Schedule of Additional Quantitative Information About Assets Measured at Fair Value) (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Sep. 30, 2020
Fair Value Measured on a Nonrecurring Basis [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value estimate |  | $ 13,792 | $ 14,468
Impaired Loans [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Valuation techniques and Unobservable Input | [1],[2] | Appraisal of collateral; Appraisal adjustments | Appraisal of collateral; Appraisal adjustments
Impaired Loans [Member] | Fair Value Measured on a Nonrecurring Basis [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value estimate |  | $ 12,512 | $ 11,874
Impaired Loans [Member] | Fair Value Measured on a Nonrecurring Basis [Member] | Minimum [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value input- appraisal of collateral |  | 0.00% | 0.00%
Impaired Loans [Member] | Fair Value Measured on a Nonrecurring Basis [Member] | Maximum [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value input- appraisal of collateral |  | (50.00%) | (50.00%)
Impaired Loans [Member] | Fair Value Measured on a Nonrecurring Basis [Member] | Weighted Average [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value input- appraisal of collateral |  | (10.80%) | (11.60%)
Other Real Estate Owned [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Valuation techniques and Unobservable Input | [1],[2] | Appraisal of collateral; Liquidation expenses | Appraisal of collateral; Liquidation expenses
Other Real Estate Owned [Member] | Fair Value Measured on a Nonrecurring Basis [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value estimate |  | $ 1,280 | $ 2,594
Other Real Estate Owned [Member] | Fair Value Measured on a Nonrecurring Basis [Member] | Minimum [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value input- appraisal of collateral |  | 11.70% | (6.00%)
Other Real Estate Owned [Member] | Fair Value Measured on a Nonrecurring Basis [Member] | Maximum [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value input- appraisal of collateral |  | (31.20%) | (27.40%)
Other Real Estate Owned [Member] | Fair Value Measured on a Nonrecurring Basis [Member] | Weighted Average [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Fair value input- appraisal of collateral |  | (24.60%) | (14.70%)
[1] | Appraisals may be adjusted by management for qualitative factors such as economic conditions and estimated liquidation expenses. The range and weighted average of liquidation expenses and other appraisal adjustments are presented as a percent of the appraisal.
[2] | Fair value is generally determined through independent appraisals for the underlying collateral, which generally include various level 3 inputs which are not identifiable.

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