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INVESTMENT SECURITIES (Summary of Amortized Cost and Fair Values of Securities Available For Sale) (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Sep. 30, 2019
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | $ 16,197 | $ 16,643
Gross Unrealized Gains | 146 | 95
Gross Unrealized Losses | (3) | (35)
Fair Value | 16,340 | 16,703
Obligations of U.S. government enterprises Mortgage-backed securities-residential [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 415 | 480
Gross Unrealized Gains | 17 | 15
Gross Unrealized Losses |  |
Fair Value | 432 | 495
Obligations of U.S. government-sponsored enterprises Mortgage-backed securities-residential [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 10,782 | 14,663
Gross Unrealized Gains | 128 | 80
Gross Unrealized Losses | (3) | (35)
Fair Value | 10,907 | 14,708
Obligations of U.S. government-sponsored enterprises Debt securities [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 5,000 | 1,500
Gross Unrealized Gains | 1 |
Gross Unrealized Losses |  |
Fair Value | $ 5,001 | $ 1,500

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- Definition Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563 + Details
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