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LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Schedule of Classes of the Loan Portfolio Summarized by Bank's Internal Risk Rating System) (Details) - USD ($) $ in Thousands | Jun. 30, 2016 | Sep. 30, 2015
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 442,256 | $ 423,290
Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 432,390 | 408,058
Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  | 210
Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 8,559 | 13,916
Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 1,307 | 1,106
One-to four-family residential [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 168,284 | 169,781
One-to four-family residential [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 164,885 | 166,846
One-to four-family residential [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
One-to four-family residential [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 3,399 | 2,935
One-to four-family residential [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Commercial real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 188,469 | 173,864
Commercial real estate [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 185,787 | 169,239
Commercial real estate [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  | 210
Commercial real estate [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 2,682 | 3,309
Commercial real estate [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  | 1,106
Construction [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 14,587 | 6,679
Construction [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 12,109 | 2,468
Construction [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Construction [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 2,478 | 4,211
Construction [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Home equity lines of credit [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 22,554 | 21,176
Home equity lines of credit [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 22,554 | 19,436
Home equity lines of credit [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Home equity lines of credit [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  | 1,740
Home equity lines of credit [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Commercial business [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 39,056 | 41,485
Commercial business [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 37,749 | 39,764
Commercial business [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Commercial business [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  | 1,721
Commercial business [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 1,307 |
Other [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 9,306 | 10,305
Other [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 9,306 | $ 10,305
Other [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Other [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Other [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |

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