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LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Schedule of Classes of the Loan Portfolio Summarized by Aging Categories) (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Sep. 30, 2016
--- | --- | ---
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Current | $ 458,130 | $ 453,127
Total Past Due | 6,528 | 4,744
Non - Accrual | 4,150 | 4,207
Total loans receivable | 464,658 | 457,871
30-59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 1,103 |
60-89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 1,275 | 537
90 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 4,150 | 4,207
One-to four-family residential [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Current | 171,252 | 170,705
Total Past Due | 3,108 | 2,530
Non - Accrual | 2,433 | 2,486
Total loans receivable | 174,360 | 173,235
One-to four-family residential [Member] | 30-59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due |  |
One-to four-family residential [Member] | 60-89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 675 | 44
One-to four-family residential [Member] | 90 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 2,433 | 2,486
Commercial real estate [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Current | 201,377 | 198,577
Total Past Due | 1,974 | 933
Non - Accrual | 916 | 443
Total loans receivable | 203,351 | 199,510
Commercial real estate [Member] | 30-59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 653 |
Commercial real estate [Member] | 60-89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 405 | 490
Commercial real estate [Member] | 90 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 916 | 443
Construction [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Current | 16,857 | 14,939
Total Past Due |  |
Non - Accrual |  |
Total loans receivable | 16,857 | 14,939
Construction [Member] | 30-59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due |  |
Construction [Member] | 60-89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due |  |
Construction [Member] | 90 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due |  |
Home equity lines of credit [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Current | 22,396 | 21,686
Total Past Due | 522 | 281
Non - Accrual | 29 | 281
Total loans receivable | 22,918 | 21,967
Home equity lines of credit [Member] | 30-59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 298 |
Home equity lines of credit [Member] | 60-89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 195 |
Home equity lines of credit [Member] | 90 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 29 | 281
Commercial business [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Current | 37,970 | 37,865
Total Past Due | 912 | 1,000
Non - Accrual | 760 | 997
Total loans receivable | 38,882 | 38,865
Commercial business [Member] | 30-59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 152 |
Commercial business [Member] | 60-89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due |  | 3
Commercial business [Member] | 90 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | 760 | 997
Other [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Current | 8,278 | 9,355
Total Past Due | 12 |
Non - Accrual | 12 |
Total loans receivable | 8,290 | 9,355
Other [Member] | 30-59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due |  |
Other [Member] | 60-89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due |  |
Other [Member] | 90 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Aging [Abstract] |  |
Total Past Due | $ 12 |

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