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IMPAIRMENT OF INVESTMENT SECURITIES (Schedule of Gross Unrealized Losses and Fair Value for Both Available For Sale and Held To Maturity Securities) (Details) $ in Thousands | Dec. 31, 2018 USD ($) N | Sep. 30, 2018 USD ($) N
--- | --- | ---
Investment [Line Items] |  |
Number of Securities | N | 41 | 44
Less Than 12 Months, Fair Value | $ 525 | $ 11,868
Less Than 12 Months, Unrealized Losses | (2) | (320)
12 Months Or Greater, Fair Value | 48,079 | 39,374
12 Months Or Greater, Unrealized Losses | (1,588) | (1,988)
Total, Fair Value | 48,604 | 51,242
Total, Unrealized Losses | $ (1,590) | $ (2,308)
Obligations of U.S. government agencies Mortgage backed securities - residential [Member] |  |
Investment [Line Items] |  |
Number of Securities | N | 3 | 3
Less Than 12 Months, Fair Value | $ 525 | $ 532
Less Than 12 Months, Unrealized Losses | (2) | (8)
12 Months Or Greater, Fair Value | 398 | 475
12 Months Or Greater, Unrealized Losses | (92) | (93)
Total, Fair Value | 923 | 1,007
Total, Unrealized Losses | $ (94) | $ (101)
Obligations of U.S. government agencies Mortgage backed securities -commercial [Member] |  |
Investment [Line Items] |  |
Number of Securities | N | 1 | 1
Less Than 12 Months, Fair Value |  |
Less Than 12 Months, Unrealized Losses |  |
12 Months Or Greater, Fair Value | 880 | 895
12 Months Or Greater, Unrealized Losses | (9) | (9)
Total, Fair Value | 880 | 895
Total, Unrealized Losses | $ (9) | $ (9)
Obligations of U.S. government-sponsored enterprises Mortgage-backed securities-residential [Member] |  |
Investment [Line Items] |  |
Number of Securities | N | 31 | 34
Less Than 12 Months, Fair Value |  | $ 11,336
Less Than 12 Months, Unrealized Losses |  | (312)
12 Months Or Greater, Fair Value | 39,337 | 30,605
12 Months Or Greater, Unrealized Losses | (892) | (1,217)
Total, Fair Value | 39,337 | 41,941
Total, Unrealized Losses | $ (892) | $ (1,529)
Obligations of U.S. government-sponsored enterprises Debt securities [Member] |  |
Investment [Line Items] |  |
Number of Securities | N | 4 | 4
Less Than 12 Months, Fair Value |  |
Less Than 12 Months, Unrealized Losses |  |
12 Months Or Greater, Fair Value | 4,805 | 4,683
12 Months Or Greater, Unrealized Losses | (160) | (281)
Total, Fair Value | 4,805 | 4,683
Total, Unrealized Losses | $ (160) | $ (281)
Private label mortgage-backed securities-residential [Member] |  |
Investment [Line Items] |  |
Number of Securities | N | 1 | 1
Less Than 12 Months, Fair Value |  |
Less Than 12 Months, Unrealized Losses |  |
12 Months Or Greater, Fair Value | 92 | 104
12 Months Or Greater, Unrealized Losses | (1) |
Total, Fair Value | 92 | 104
Total, Unrealized Losses | $ (1) |
Corporate securities [Member] |  |
Investment [Line Items] |  |
Number of Securities | N | 1 | 1
Less Than 12 Months, Fair Value |  |
Less Than 12 Months, Unrealized Losses |  |
12 Months Or Greater, Fair Value | 2,567 | 2,612
12 Months Or Greater, Unrealized Losses | (434) | (388)
Total, Fair Value | 2,567 | 2,612
Total, Unrealized Losses | $ (434) | $ (388)

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