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Loans Receivable (Details) - Schedule of Allowance for Loan Losses and the Recorded Investment in Loans by Portfolio - Loans individually evaluated for impairment [Member] - USD ($) $ in Thousands | Sep. 30, 2023 | Jun. 30, 2023
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Residential real estate |  |
Amortized Cost Basis | $ 5,251 |
Ending allowance on collateral- dependent loans |  |
Loans individually evaluated |  | $ 4,817
Loans acquired with deteriorated credit quality |  | 196
Ending loans balance |  | 5,013
Ending allowance attributed to loans |  |
One-to four-family [Member] |  |
Residential real estate |  |
Amortized Cost Basis | 2,976 |
Ending allowance on collateral- dependent loans |  |
Loans individually evaluated |  | 2,833
Loans acquired with deteriorated credit quality |  | 196
Ending loans balance |  | 3,029
Ending allowance attributed to loans |  |
Nonresidential real estate [Member] |  |
Residential real estate |  |
Amortized Cost Basis | 2,008 |
Ending allowance on collateral- dependent loans |  |
Ending loans balance |  | 28,500
Ending allowance attributed to loans |  | 405
Commercial and industrial [Member] |  |
Residential real estate |  |
Amortized Cost Basis | 267 |
Ending allowance on collateral- dependent loans |  |
Nonresidential real estate One [Member] |  |
Residential real estate |  |
Loans individually evaluated |  | 1,717
Loans acquired with deteriorated credit quality |  |
Ending loans balance |  | 1,717
Ending allowance attributed to loans |  |
Home Equity [Member] |  |
Residential real estate |  |
Loans individually evaluated |  | 267
Loans acquired with deteriorated credit quality |  |
Ending loans balance |  | 267
Ending allowance attributed to loans |  |
One- to four-family [Member] |  |
Residential real estate |  |
Ending loans balance |  | 237,047
Ending allowance attributed to loans |  | 857
Multi-family [Member] |  |
Residential real estate |  |
Ending loans balance |  | 19,067
Ending allowance attributed to loans |  | 278
Construction [Member] |  |
Residential real estate |  |
Ending loans balance |  | 12,294
Ending allowance attributed to loans |  | 41
Land [Member] |  |
Residential real estate |  |
Ending loans balance |  | 470
Ending allowance attributed to loans |  | 1
Farm [Member] |  |
Residential real estate |  |
Ending loans balance |  | 1,346
Ending allowance attributed to loans |  | 4
Commercial and industrial [Member] |  |
Residential real estate |  |
Ending loans balance |  | 1,184
Ending allowance attributed to loans |  | 23
Loans on deposits [Member] |  |
Residential real estate |  |
Ending loans balance |  | 855
Ending allowance attributed to loans |  | 1
Home Equity [Member] |  |
Residential real estate |  |
Ending loans balance |  | 8,950
Ending allowance attributed to loans |  | 23
Automobiles [Member] |  |
Residential real estate |  |
Ending loans balance |  | 104
Ending allowance attributed to loans |  |
Unsecured [Member] |  |
Residential real estate |  |
Ending loans balance |  | 611
Ending allowance attributed to loans |  | 1
Total [Member] |  |
Residential real estate |  |
Ending loans balance |  | 310,428
Ending allowance attributed to loans |  | 1,634
Total One [Member] |  |
Residential real estate |  |
Ending loans balance |  | 315,441
Ending allowance attributed to loans |  | $ 1,634

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- Definition Loans collectively evaluated for impairment, Unallocated Loans collectively evaluated for impair. + References No definition available. + Details
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