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LOANS RECEIVABLE, NET (Schedule of Classes of the Loan Portfolio Summarized by Bank's Internal Risk Rating System) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020
Loans and Leases Receivable, Gross	$ 594,617	$ 611,259
Pass [Member]
Loans and Leases Receivable, Gross	577,729	596,259
Special Mention [Member]
Loans and Leases Receivable, Gross	7,691	2,801
Substandard [Member]
Loans and Leases Receivable, Gross	9,197	12,199
Doubtful [Member]
Loans and Leases Receivable, Gross
Other [Member]
Loans and Leases Receivable, Gross	3,751	4,157
Other [Member] | Pass [Member]
Loans and Leases Receivable, Gross	3,751	4,157
Other [Member] | Special Mention [Member]
Loans and Leases Receivable, Gross
Other [Member] | Substandard [Member]
Loans and Leases Receivable, Gross
Other [Member] | Doubtful [Member]
Loans and Leases Receivable, Gross
Commercial business [Member]
Loans and Leases Receivable, Gross	68,719	100,993
Commercial business [Member] | Pass [Member]
Loans and Leases Receivable, Gross	67,360	98,967
Commercial business [Member] | Special Mention [Member]
Loans and Leases Receivable, Gross	10	178
Commercial business [Member] | Substandard [Member]
Loans and Leases Receivable, Gross	1,349	1,848
Commercial business [Member] | Doubtful [Member]
Loans and Leases Receivable, Gross
Home equity lines of credit [Member]
Loans and Leases Receivable, Gross	17,930	19,373
Home equity lines of credit [Member] | Pass [Member]
Loans and Leases Receivable, Gross	17,930	19,373
Home equity lines of credit [Member] | Special Mention [Member]
Loans and Leases Receivable, Gross
Home equity lines of credit [Member] | Substandard [Member]
Loans and Leases Receivable, Gross
Home equity lines of credit [Member] | Doubtful [Member]
Loans and Leases Receivable, Gross
Construction [Member]
Loans and Leases Receivable, Gross	20,350	28,242
Construction [Member] | Pass [Member]
Loans and Leases Receivable, Gross	15,770	23,101
Construction [Member] | Special Mention [Member]
Loans and Leases Receivable, Gross
Construction [Member] | Substandard [Member]
Loans and Leases Receivable, Gross	4,580	5,141
Construction [Member] | Doubtful [Member]
Loans and Leases Receivable, Gross
Commercial real estate [Member]
Loans and Leases Receivable, Gross	280,848	248,134
Commercial real estate [Member] | Pass [Member]
Loans and Leases Receivable, Gross	272,408	242,003
Commercial real estate [Member] | Special Mention [Member]
Loans and Leases Receivable, Gross	6,679	2,623
Commercial real estate [Member] | Substandard [Member]
Loans and Leases Receivable, Gross	1,761	3,508
Commercial real estate [Member] | Doubtful [Member]
Loans and Leases Receivable, Gross
One-to four-family residential [Member]
Loans and Leases Receivable, Gross	203,019	210,360
One-to four-family residential [Member] | Pass [Member]
Loans and Leases Receivable, Gross	200,510	208,658
One-to four-family residential [Member] | Special Mention [Member]
Loans and Leases Receivable, Gross	1,002
One-to four-family residential [Member] | Substandard [Member]
Loans and Leases Receivable, Gross	1,507	1,702
One-to four-family residential [Member] | Doubtful [Member]
Loans and Leases Receivable, Gross

X

- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

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