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Loans and Allowance for Loan Losses - Categories of Loans (Detail) - USD ($) $ in Thousands | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2020
--- | --- | --- | ---
Real estate loans |  |  |
Total loans | $ 525,736 | $ 520,526 |
Unearned fees and discounts, net | (247) | 556 |
Allowance for loan losses | 7,052 | 6,599 | $ 6,234
Loans, net | 518,931 | 513,371 |
One- to four-family [Member] |  |  |
Real estate loans |  |  |
Total loans | 132,474 | 117,435 |
Allowance for loan losses | 1,028 | 967 | 1,044
Multi-family [Member] |  |  |
Real estate loans |  |  |
Total loans | 88,247 | 104,433 |
Allowance for loan losses | 1,375 | 1,674 | 1,514
Home equity lines of credit [Member] |  |  |
Real estate loans |  |  |
Total loans | 6,987 | 6,688 |
Allowance for loan losses | 70 | 67 | 87
Construction [Member] |  |  |
Real estate loans |  |  |
Total loans | 41,254 | 25,345 |
Allowance for loan losses | 489 | 258 | 240
Commercial [Member] |  |  |
Real estate loans |  |  |
Total loans | 167,375 | 155,884 |
Allowance for loan losses | 1,985 | 1,831 | 1,706
Commercial [Member] |  |  |
Real estate loans |  |  |
Total loans | 80,418 | 103,088 |
Allowance for loan losses | 2,025 | 1,740 | 1,583
Consumer [Member] |  |  |
Real estate loans |  |  |
Total loans | 8,981 | 7,653 |
Allowance for loan losses | $ 80 | $ 62 | $ 60

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