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Loans and Allowance for Credit Losses - Allowance for Credit Losses (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2025 | Jun. 30, 2024
Allowance for loan losses: |  |
Balance, beginning of year | $ 7,499 | $ 7,139
Provision (credit) charged to expense | (678) | 150
Losses charged off | (549) | (49)
Recoveries | 355 | 259
Balance, end of period | 6,627 | 7,499
Loans: |  |
Ending balance | 639,886 | 646,389
One- to four-family [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 1,774 | 1,898
Provision (credit) charged to expense | (222) | (127)
Losses charged off | (79) | 0
Recoveries | 2 | 3
Balance, end of period | 1,475 | 1,774
Loans: |  |
Ending balance | 178,979 | 177,263
Multi-family [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 1,764 | 1,121
Provision (credit) charged to expense | (121) | 643
Losses charged off | (350) | 0
Recoveries | 220 | 0
Balance, end of period | 1,513 | 1,764
Loans: |  |
Ending balance | 126,127 | 126,031
Home equity lines of credit [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 148 | 121
Provision (credit) charged to expense | (4) | 27
Losses charged off | 0 | 0
Recoveries | 0 | 0
Balance, end of period | 144 | 148
Loans: |  |
Ending balance | 10,487 | 9,859
Construction [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 337 | 765
Provision (credit) charged to expense | (131) | (428)
Losses charged off | 0 | 0
Recoveries | 0 | 0
Balance, end of period | 206 | 337
Loans: |  |
Ending balance | 22,927 | 33,708
Commercial [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 2,358 | 2,369
Provision (credit) charged to expense | (106) | (11)
Losses charged off | 0 | 0
Recoveries | 0 | 0
Balance, end of period | 2,252 | 2,358
Loans: |  |
Ending balance | 201,550 | 200,017
Commercial [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 1,053 | 794
Provision (credit) charged to expense | (131) | 17
Losses charged off | (50) | 0
Recoveries | 113 | 242
Balance, end of period | 985 | 1,053
Loans: |  |
Ending balance | 93,961 | 91,784
Consumer [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 65 | 71
Provision (credit) charged to expense | 37 | 29
Losses charged off | (70) | (49)
Recoveries | 20 | 14
Balance, end of period | 52 | 65
Loans: |  |
Ending balance | $ 5,855 | $ 7,727

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