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Loans and Allowance for Credit Losses - Categories of Loans (Detail) - USD ($) $ in Thousands | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2023
--- | --- | --- | ---
Real estate loans |  |  |
Total loans | $ 639,886 | $ 646,389 |
Unearned fees and discounts, net | (344) | (407) |
Allowance for credit losses | 6,627 | 7,499 | $ 7,139
Loans, net | 633,603 | 639,297 |
One- to four-family [Member] |  |  |
Real estate loans |  |  |
Total loans | 178,979 | 177,263 |
Allowance for credit losses | 1,475 | 1,774 | 1,898
Multi-family [Member] |  |  |
Real estate loans |  |  |
Total loans | 126,127 | 126,031 |
Allowance for credit losses | 1,513 | 1,764 | 1,121
Home equity lines of credit [Member] |  |  |
Real estate loans |  |  |
Total loans | 10,487 | 9,859 |
Allowance for credit losses | 144 | 148 | 121
Construction [Member] |  |  |
Real estate loans |  |  |
Total loans | 22,927 | 33,708 |
Allowance for credit losses | 206 | 337 | 765
Commercial Business [Member] |  |  |
Real estate loans |  |  |
Total loans | 201,550 | 200,017 |
Allowance for credit losses | 2,252 | 2,358 | 2,369
Commercial [Member] |  |  |
Real estate loans |  |  |
Total loans | 93,961 | 91,784 |
Allowance for credit losses | 985 | 1,053 | 794
Consumer [Member] |  |  |
Real estate loans |  |  |
Total loans | 5,855 | 7,727 |
Allowance for credit losses | $ 52 | $ 65 | $ 71

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