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Loans (Details) - Schedule of impaired loans by class of loans - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Residential real estate: |  |
Unpaid Principal Balance and Recorded Investment | $ 6,636 | $ 6,437
Allowance for Loan Losses Allocated |  |
Average Recorded Investment | 6,537 | 6,415
Interest Income Recognized | 227 | 262
Cash Basis Income Recognized | 227 | 262
One- to four-family [Member] |  |
Residential real estate: |  |
Unpaid Principal Balance and Recorded Investment | 4,333 | 4,734
Allowance for Loan Losses Allocated |  |
Average Recorded Investment | 4,534 | 4,713
Interest Income Recognized | 107 | 172
Cash Basis Income Recognized | 107 | 172
Multi-family [Member] |  |
Residential real estate: |  |
Unpaid Principal Balance and Recorded Investment | 646 | 671
Allowance for Loan Losses Allocated |  |
Average Recorded Investment | 659 | 679
Interest Income Recognized | 24 | 32
Cash Basis Income Recognized | 24 | 32
Construction [Member] |  |
Residential real estate: |  |
Unpaid Principal Balance and Recorded Investment |  | 63
Allowance for Loan Losses Allocated |  |
Average Recorded Investment | 32 | 13
Interest Income Recognized |  |
Cash Basis Income Recognized |  |
Farm [Member] |  |
Residential real estate: |  |
Unpaid Principal Balance and Recorded Investment | 274 | 309
Allowance for Loan Losses Allocated |  |
Average Recorded Investment | 292 | 309
Interest Income Recognized | 35 | 11
Cash Basis Income Recognized | 35 | 11
Nonresidential real estate [Member] |  |
Residential real estate: |  |
Unpaid Principal Balance and Recorded Investment | 1,367 | 660
Allowance for Loan Losses Allocated |  |
Average Recorded Investment | 1,014 | 701
Interest Income Recognized | 60 | 47
Cash Basis Income Recognized | 60 | $ 47
Unsecured [Member] |  |
Residential real estate: |  |
Unpaid Principal Balance and Recorded Investment | 16 |
Allowance for Loan Losses Allocated |  |
Average Recorded Investment | 8 |
Interest Income Recognized | 1 |
Cash Basis Income Recognized | $ 1 |

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