Note 3 - Loans and Allowance for Credit Losses (Details Textual) - USD ($) $ in Thousands |
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2023 |
|---|---|---|---|
| Financing Receivable, Unamortized Loan Cost (Fee) and Purchase Premium (Discount) | $ 2,674 | $ 1,577 | |
| Financing Receivable, Excluding Accrued Interest, Nonaccrual | 930 | 774 | $ 54 |
| Financial Asset, Not Past Due [Member] | |||
| Financing Receivable, Excluding Accrued Interest, Nonaccrual | 73 | 187 | |
| Financial Asset, 60 to 89 Days Past Due [Member] | |||
| Financing Receivable, Excluding Accrued Interest, Nonaccrual | 151 | ||
| Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | |||
| Financing Receivable, Excluding Accrued Interest, Nonaccrual | $ 706 | $ 587 |