v3.26.1
LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR CREDIT LOSSES - Schedule of Loan Portfolio (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Jun. 30, 2026
Sep. 30, 2025
One-to-four family residential [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 $ 17,272 $ 18,873
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 17,949 32,165
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 31,246 36,663
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 23,707 28,555
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 27,802 23,556
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 113,949 102,642
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term 2,769
Total 234,694 242,454
One-to-four family residential [Member] | Revolving Credit Facility [Member]    
Schedule of Loan Portfolio [Line Items]    
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
One-to-four family residential [Member] | Performing [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 17,272 18,873
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 17,949 31,952
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 31,246 36,663
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 23,494 28,465
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 27,802 23,556
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 113,949 102,642
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term 2,769
Total 234,481 242,151
One-to-four family residential [Member] | Non-performing [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 213
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 213 90
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total 213 303
Commercial Real Estate [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 69,083 111,456
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 105,757 86,068
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 95,488 70,546
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 68,535 63,996
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 62,187 54,060
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 180,059 140,977
Revolving Loans Amortized Cost Basis 8,700 6,110
Revolving Loans Converted to Term
Total 589,809 533,213
Commercial Real Estate [Member] | Revolving Credit Facility [Member]    
Schedule of Loan Portfolio [Line Items]    
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Construction and Land [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 9,365 10,037
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 1,650 12,982
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 3,405
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 2,158 2,863
Revolving Loans Amortized Cost Basis 400
Revolving Loans Converted to Term
Total 13,573 29,287
Construction and Land [Member] | Revolving Credit Facility [Member]    
Schedule of Loan Portfolio [Line Items]    
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Home equity loans and lines of credit [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 1,240 492
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 447 1,181
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 1,037 1,419
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 760 1,523
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 1,327 265
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 1,156 1,090
Revolving Loans Amortized Cost Basis 25,203 25,808
Revolving Loans Converted to Term
Total 31,170 31,778
Home equity loans and lines of credit [Member] | Revolving Credit Facility [Member]    
Schedule of Loan Portfolio [Line Items]    
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Home equity loans and lines of credit [Member] | Performing [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 1,240 492
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 447 1,181
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 973 1,271
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 678 1,523
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 1,327 265
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 1,156 1,090
Revolving Loans Amortized Cost Basis 25,203 25,808
Revolving Loans Converted to Term
Total 31,024 31,630
Home equity loans and lines of credit [Member] | Non-performing [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 64 148
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 82
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total 146 148
Commercial Business [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 1,189 669
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 474 1,195
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 875 465
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 564 2,001
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 1,844 1,061
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 2,741 2,270
Revolving Loans Amortized Cost Basis 11,155 12,240
Revolving Loans Converted to Term 147
Total 18,842 20,048
Commercial Business [Member] | Revolving Credit Facility [Member]    
Schedule of Loan Portfolio [Line Items]    
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Other [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 322 464
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 1 18
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 15
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 25
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 8
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 1,386 1,423
Revolving Loans Amortized Cost Basis 192 189
Revolving Loans Converted to Term
Total 1,924 2,119
Other [Member] | Revolving Credit Facility [Member]    
Schedule of Loan Portfolio [Line Items]    
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Current period gross charge-offs
Other [Member] | Performing [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 322 464
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 1 18
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 15
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 25
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 8
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 1,386 1,423
Revolving Loans Amortized Cost Basis 192 189
Revolving Loans Converted to Term
Total 1,924 2,119
Other [Member] | Non-performing [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total
Pass [Member] | Commercial Real Estate [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 69,083 111,456
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 105,757 86,068
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 95,255 70,546
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 67,483 63,905
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 62,098 54,060
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 178,524 140,866
Revolving Loans Amortized Cost Basis 8,700 6,110
Revolving Loans Converted to Term
Total 586,900 533,011
Pass [Member] | Construction and Land [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 9,365 10,037
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 1,650 12,982
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 3,405
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 1,338 2,863
Revolving Loans Amortized Cost Basis 400
Revolving Loans Converted to Term
Total 12,753 29,287
Pass [Member] | Commercial Business [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025 1,189 669
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024 474 1,195
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 875 465
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 564 2,001
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 1,844 1,061
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 2,741 2,270
Revolving Loans Amortized Cost Basis 11,155 12,240
Revolving Loans Converted to Term 147
Total 18,842 20,048
Special Mention [Member] | Commercial Real Estate [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023 233
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022 1,052 91
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 1,535 111
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total 2,820 202
Special Mention [Member] | Construction and Land [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total
Special Mention [Member] | Commercial Business [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total
Substandard [Member] | Commercial Real Estate [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021 89
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total 89
Substandard [Member] | Construction and Land [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior 820
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total 820
Substandard [Member] | Commercial Business [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total
Doubtful [Member] | Commercial Real Estate [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total
Doubtful [Member] | Construction and Land [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total
Doubtful [Member] | Commercial Business [Member]    
Schedule of Loan Portfolio [Line Items]    
Term Loans Amortized Cost Basis by Origination Fiscal Year 2026/ 2025
Term Loans Amortized Cost Basis by Origination Fiscal Year 2025/ 2024
Term Loans Amortized Cost Basis by Origination Fiscal Year 2024/ 2023
Term Loans Amortized Cost Basis by Origination Fiscal Year 2023/ 2022
Term Loans Amortized Cost Basis by Origination Fiscal Year 2022/ 2021
Term Loans Amortized Cost Basis by Origination Fiscal Year Prior
Revolving Loans Amortized Cost Basis
Revolving Loans Converted to Term
Total