LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Schedule of ALL by Loan Category) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Sep. 30, 2021
Allowance for Loan Losses:
Balance - Allowance for loans losses	$ 8,505	$ 8,075
Individually evaluated for impairment	114	224
Collectively evaluated for impairment	8,391	7,851
Balance - Loans receivable	625,793	594,617
Loan balance individually evaluated for impairment	7,428	11,068
Loan balance collectively evaluated for impairment	618,365	583,549
One-to four-family residential [Member]
Allowance for Loan Losses:
Balance - Allowance for loans losses	1,148	1,136
Individually evaluated for impairment
Collectively evaluated for impairment	1,148	1,136
Balance - Loans receivable	208,018	203,019
Loan balance individually evaluated for impairment	1,525	2,711
Loan balance collectively evaluated for impairment	206,493	200,308
Commercial real estate [Member]
Allowance for Loan Losses:
Balance - Allowance for loans losses	4,416	3,744
Individually evaluated for impairment
Collectively evaluated for impairment	4,416	3,744
Balance - Loans receivable	335,384	280,848
Loan balance individually evaluated for impairment	1,169	2,270
Loan balance collectively evaluated for impairment	334,215	278,578
Construction [Member]
Allowance for Loan Losses:
Balance - Allowance for loans losses	607	594
Individually evaluated for impairment	114	224
Collectively evaluated for impairment	493	370
Balance - Loans receivable	23,152	20,350
Loan balance individually evaluated for impairment	4,580	4,580
Loan balance collectively evaluated for impairment	18,572	15,770
Home equity lines of credit [Member]
Allowance for Loan Losses:
Balance - Allowance for loans losses	225	232
Individually evaluated for impairment
Collectively evaluated for impairment	225	232
Balance - Loans receivable	15,568	17,930
Loan balance individually evaluated for impairment
Loan balance collectively evaluated for impairment	15,568	17,930
Commercial business [Member]
Allowance for Loan Losses:
Balance - Allowance for loans losses	1,777	2,046
Individually evaluated for impairment
Collectively evaluated for impairment	1,777	2,046
Balance - Loans receivable	40,573	68,719
Loan balance individually evaluated for impairment	154	1,507
Loan balance collectively evaluated for impairment	40,419	67,212
Other [Member]
Allowance for Loan Losses:
Balance - Allowance for loans losses	1	15
Individually evaluated for impairment
Collectively evaluated for impairment	1	15
Balance - Loans receivable	3,098	3,751
Loan balance individually evaluated for impairment
Loan balance collectively evaluated for impairment	3,098	3,751
Unallocated [Member]
Allowance for Loan Losses:
Balance - Allowance for loans losses	331	308
Individually evaluated for impairment
Collectively evaluated for impairment	331	308
Balance - Loans receivable
Loan balance individually evaluated for impairment
Loan balance collectively evaluated for impairment

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The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

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The balance of financing receivables that were collectively evaluated for impairment.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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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.

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