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LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Details) - Schedule of average recorded investment in impaired loans - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2023 | Mar. 31, 2022
LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Details) - Schedule of average recorded investment in impaired loans [Line Items] |  |  |  |
Impaired loans and interest income | $ 6,066 | $ 9,652 | $ 5,929 | $ 10,124
One-to-four family residential [Member] |  |  |  |
LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Details) - Schedule of average recorded investment in impaired loans [Line Items] |  |  |  |
Impaired loans and interest income | 1,574 | 1,877 | 1,553 | 2,155
Commercial Real Estate [Member] |  |  |  |
LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Details) - Schedule of average recorded investment in impaired loans [Line Items] |  |  |  |
Impaired loans and interest income | 1,262 | 1,690 | 1,227 | 1,883
Construction [Member] |  |  |  |
LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Details) - Schedule of average recorded investment in impaired loans [Line Items] |  |  |  |
Impaired loans and interest income | 2,835 | 4,580 | 2,835 | 4,580
Commercial business [Member] |  |  |  |
LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Details) - Schedule of average recorded investment in impaired loans [Line Items] |  |  |  |
Impaired loans and interest income | 395 | 1,505 | 314 | 1,506
Interest income recognized on an accrual basis on impaired loans [Member] |  |  |  |
LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR LOAN LOSSES (Details) - Schedule of average recorded investment in impaired loans [Line Items] |  |  |  |
Impaired loans and interest income | $ 36 | $ 45 | $ 71 | $ 93

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- Definition The gross interest income that would have been recorded in the period on troubled debt restructurings, if the loans had been current in accordance with their original terms and had been outstanding throughout the period or since origination, if held for part of the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 310 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481746/310-40-50-1 + Details
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