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Loans - Summary of aging of the past due loans (Details) - USD ($) | Jun. 30, 2025 | Jun. 30, 2024
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | $ 202,571,000 | $ 185,292,000
Nonaccrual Balance | 66,645 | 0
30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | 252,723 | 68,031
Commercial real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | 91,867,000 | 74,316,000
Commercial and industrial |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | 3,876,000 | 5,158,000
Construction |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | 733,000 | 1,313,000
One-to-four-family residential |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | 56,330,000 | 57,808,000
Multi-family real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | 47,808,000 | 45,088,000
Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | 1,957,000 | 1,609,000
Residential | One-to-four-family residential |  |
Financing Receivable, Past Due [Line Items] |  |
Nonaccrual Balance | 66,645 |
Residential | One-to-four-family residential | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due | $ 252,723 | $ 68,031

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