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Loans and Allowance for Loan Losses - Non Accruals 1 (Detail) - USD ($) $ in Thousands | Sep. 30, 2021 | Jun. 30, 2020
--- | --- | ---
Real estate loans |  |
Total | $ 1,095 | $ 1,264
One- to four-family [Member] |  |
Real estate loans |  |
Total | 1,052 | 1,218
Home equity lines of credit [Member] |  |
Real estate loans |  |
Total | 0 | 0
Real Estate Loan [Member] |  |
Real estate loans |  |
Total | 1,052 | 1,218
Commercial [Member] |  |
Real estate loans |  |
Total |  | 0
Commercial [Member] |  |
Real estate loans |  |
Total | $ 43 | 46
Consumer Loans [Member] |  |
Real estate loans |  |
Total |  | $ 0

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