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Loans Receivable (Details) - Schedule of ACL by Portfolio Segment - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses | $ 6 |  | $ 15 | $ 113
Loans charged off |  |  | (9) |
Recoveries |  | 13 |  | 13
Credit Losses for Unfunded Liabilities | (3) |  | (5) |
Ending balance | 2,132 | 1,655 | 2,132 | 1,655
Beginning balance | 2,126 | 1,642 |  | 1,529
One-to four-family [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses | (25) | (43) | (1) | (35)
Loans charged off |  |  | (9) |
Recoveries |  | 13 |  | 13
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance | 1,587 | 778 | 1,587 | 778
Beginning balance | 1,612 | 808 |  | 800
Multi-family [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses |  | (18) | (3) | 132
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance | 130 | 363 | 130 | 363
Beginning balance | 130 | 381 |  | 231
Construction [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses | (2) |  | (11) | 22
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities | (2) |  | (3) |
Ending balance | 124 | 26 | 124 | 26
Beginning balance | 128 |  |  | 4
Land [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses | 8 | 1 | 7 | (2)
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance | 22 | 1 | 22 | 1
Beginning balance | 14 |  |  | 3
Farm [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses |  | (1) | (1) |
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance | 5 | 5 | 5 | 5
Beginning balance | 5 | 6 |  | 5
Nonresidential real estate [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses | 19 | 47 | 14 | (4)
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance | 198 | 457 | 198 | 457
Beginning balance | 179 | 410 |  | 461
Commercial and Industrial [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses |  |  | 1 |
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance | 6 | 2 | 6 | 2
Beginning balance |  |  |  | 2
Loans on deposits |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses |  |  |  |
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance |  | 1 |  | 1
Beginning balance |  | 1 |  | 1
Home equity [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses | 8 | 2 | 10 |
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities | (1) |  | (2) |
Ending balance | 59 | 21 | 59 | 21
Beginning balance | 52 | 19 |  | 21
Automobile [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses |  |  | (1) |
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance |  |  |  |
Beginning balance |  |  |  |
Unsecured [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses |  |  |  |
Loans charged off |  |  |  |
Recoveries |  |  |  |
Credit Losses for Unfunded Liabilities |  |  |  |
Ending balance | 1 | 1 | 1 | 1
Beginning balance | 1 | 1 |  | 1
Commercial nonmortgage [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses | 1 |  |  |
Loans charged off |  |  |  |
Recoveries |  |  |  |
Ending balance | 6 | 2 | 6 | 2
Beginning balance | 5 | 2 |  |
Construction [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Provision (credit) for loan losses |  | 12 |  |
Loans charged off |  |  |  |
Recoveries |  |  |  |
Ending balance |  | 26 |  | $ 26
Beginning balance |  | $ 14 |  |
Pre-ASC 326 Adoption [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 1,634 |
Ending balance | 1,634 |  | 1,634 |
Pre-ASC 326 Adoption [Member] | One-to four-family [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 857 |
Pre-ASC 326 Adoption [Member] | Multi-family [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 278 |
Pre-ASC 326 Adoption [Member] | Construction [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 41 |
Pre-ASC 326 Adoption [Member] | Land [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 1 |
Pre-ASC 326 Adoption [Member] | Farm [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 4 |
Pre-ASC 326 Adoption [Member] | Nonresidential real estate [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 405 |
Pre-ASC 326 Adoption [Member] | Commercial and Industrial [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 23 |
Pre-ASC 326 Adoption [Member] | Loans on deposits |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 1 |
Pre-ASC 326 Adoption [Member] | Home equity [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 23 |
Pre-ASC 326 Adoption [Member] | Automobile [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  |  |
Pre-ASC 326 Adoption [Member] | Unsecured [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 1 |
Impact of ASC 326 Adoption [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 497 |
Ending balance | 497 |  | 497 |
Impact of ASC 326 Adoption [Member] | One-to four-family [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 740 |
Impact of ASC 326 Adoption [Member] | Multi-family [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | (145) |
Impact of ASC 326 Adoption [Member] | Construction [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 97 |
Impact of ASC 326 Adoption [Member] | Land [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 14 |
Impact of ASC 326 Adoption [Member] | Farm [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 2 |
Impact of ASC 326 Adoption [Member] | Nonresidential real estate [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | (221) |
Impact of ASC 326 Adoption [Member] | Commercial and Industrial [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | (18) |
Impact of ASC 326 Adoption [Member] | Loans on deposits |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | (1) |
Impact of ASC 326 Adoption [Member] | Home equity [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 28 |
Impact of ASC 326 Adoption [Member] | Automobile [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 1 |
Impact of ASC 326 Adoption [Member] | Unsecured [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  |  |
As Reported Under ASC 326 [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 2,131 |
Ending balance | $ 2,131 |  | 2,131 |
As Reported Under ASC 326 [Member] | One-to four-family [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 1,597 |
As Reported Under ASC 326 [Member] | Multi-family [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 133 |
As Reported Under ASC 326 [Member] | Construction [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 138 |
As Reported Under ASC 326 [Member] | Land [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 15 |
As Reported Under ASC 326 [Member] | Farm [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 6 |
As Reported Under ASC 326 [Member] | Nonresidential real estate [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 184 |
As Reported Under ASC 326 [Member] | Commercial and Industrial [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 5 |
As Reported Under ASC 326 [Member] | Loans on deposits |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  |  |
As Reported Under ASC 326 [Member] | Home equity [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 51 |
As Reported Under ASC 326 [Member] | Automobile [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | 1 |
As Reported Under ASC 326 [Member] | Unsecured [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Beginning balance |  |  | $ 1 |

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