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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 | Mar. 31, 2016 | Sep. 30, 2015
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 423,775 | $ 423,290
Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 412,263 | 408,058
Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  | 210
Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 10,205 | 13,916
Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 1,307 | 1,106
One-to four-family residential |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 162,135 | 169,781
One-to four-family residential | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 158,993 | $ 166,846
One-to four-family residential | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
One-to four-family residential | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 3,142 | $ 2,935
One-to four-family residential | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Commercial real estate |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 178,626 | $ 173,864
Commercial real estate | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 174,766 | 169,239
Commercial real estate | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  | 210
Commercial real estate | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 3,860 | 3,309
Commercial real estate | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  | 1,106
Construction |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 11,755 | 6,679
Construction | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 9,277 | $ 2,468
Construction | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Construction | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 2,478 | $ 4,211
Construction | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Home equity lines of credit |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 22,006 | $ 21,176
Home equity lines of credit | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 21,300 | $ 19,436
Home equity lines of credit | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Home equity lines of credit | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 706 | $ 1,740
Home equity lines of credit | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Commercial business |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 39,262 | $ 41,485
Commercial business | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 37,936 | $ 39,764
Commercial business | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Commercial business | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 19 | $ 1,721
Commercial business | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 1,307 |
Other |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | 9,991 | $ 10,305
Other | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross | $ 9,991 | $ 10,305
Other | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Other | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |
Other | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans and Leases Receivable, Gross |  |

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