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LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Schedule of ALL by Loan Category) (Details) - USD ($) $ in Thousands | Jun. 30, 2017 | Sep. 30, 2016
--- | --- | ---
Allowance for Loan Losses: |  |
Balance - Allowance for loans losses | $ 3,385 | $ 3,056
Individually evaluated for impairment |  | 39
Collectively evaluated for impairment | 3,385 | 3,017
Balance - Loans receivable | 468,236 | 457,871
Loan balance individually evaluated for impairment | 7,315 | 9,253
Loan balance collectively evaluated for impairment | 460,921 | 448,618
One-to four-family residential [Member] |  |
Allowance for Loan Losses: |  |
Balance - Allowance for loans losses | 559 | 542
Individually evaluated for impairment |  |
Collectively evaluated for impairment | 559 | 542
Balance - Loans receivable | 178,494 | 173,235
Loan balance individually evaluated for impairment | 2,795 | 4,010
Loan balance collectively evaluated for impairment | 175,699 | 169,225
Commercial real estate [Member] |  |
Allowance for Loan Losses: |  |
Balance - Allowance for loans losses | 1,173 | 1,075
Individually evaluated for impairment |  |
Collectively evaluated for impairment | 1,173 | 1,075
Balance - Loans receivable | 205,016 | 199,510
Loan balance individually evaluated for impairment | 4,138 | 3,843
Loan balance collectively evaluated for impairment | 200,878 | 195,667
Construction [Member] |  |
Allowance for Loan Losses: |  |
Balance - Allowance for loans losses | 371 | 361
Individually evaluated for impairment |  |
Collectively evaluated for impairment | 371 | 361
Balance - Loans receivable | 17,868 | 14,939
Loan balance individually evaluated for impairment |  |
Loan balance collectively evaluated for impairment | 17,868 | 14,939
Home equity lines of credit [Member] |  |
Allowance for Loan Losses: |  |
Balance - Allowance for loans losses | 56 | 71
Individually evaluated for impairment |  |
Collectively evaluated for impairment | 56 | 71
Balance - Loans receivable | 18,141 | 21,967
Loan balance individually evaluated for impairment |  | 153
Loan balance collectively evaluated for impairment | 18,141 | 21,814
Commercial business [Member] |  |
Allowance for Loan Losses: |  |
Balance - Allowance for loans losses | 1,024 | 976
Individually evaluated for impairment |  | 39
Collectively evaluated for impairment | 1,024 | 937
Balance - Loans receivable | 42,490 | 38,865
Loan balance individually evaluated for impairment | 370 | 1,247
Loan balance collectively evaluated for impairment | 42,120 | 37,618
Other [Member] |  |
Allowance for Loan Losses: |  |
Balance - Allowance for loans losses | 6 | 9
Individually evaluated for impairment |  |
Collectively evaluated for impairment | 6 | 9
Balance - Loans receivable | 6,227 | 9,355
Loan balance individually evaluated for impairment | 12 |
Loan balance collectively evaluated for impairment | 6,215 | 9,355
Unallocated [Member] |  |
Allowance for Loan Losses: |  |
Balance - Allowance for loans losses | 196 | 22
Individually evaluated for impairment |  |
Collectively evaluated for impairment | 196 | 22
Balance - Loans receivable |  |
Loan balance individually evaluated for impairment |  |
Loan balance collectively evaluated for impairment |  |

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- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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