Note 15 - Affordable Tax Credit Partnership - Investments in Affordable Housing Projects (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Investment, Proportional Amortization Method, Elected, Statement of Financial Position [Extensible Enumeration]	Accrued interest receivable and other assets
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, before Amortization, Statement of Income or Comprehensive Income [Extensible Enumeration]	Income tax expense
Affordable housing tax credit investment	$ 9,335	$ 9,853
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, before Amortization, Statement of Cash Flows [Extensible Enumeration]	Increase (Decrease) in Other Operating Assets and Liabilities, Net
Tax credits and other tax benefits recognized	$ 1,146	$ 636
Investment Program, Proportional Amortization Method, Applied, Amortization Expense, Statement of Income or Comprehensive Income [Extensible Enumeration]	Income tax expense	Income tax expense
Less: amortization	$ (962)	$ (518)
Net affordable housing tax credit investment	8,373	9,335
Unfunded commitments	3,710	5,035
Proportional amortization expense included in provision for income taxes	$ 962	$ 518

Amount of investment in qualified affordable housing projects, net of amortization.

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Amount, before amortization expense, of income tax credit and other tax benefit generated by investment under tax credit program elected to be accounted for using proportional amortization method. Includes, but is not limited to, investment under tax credit program not meeting condition for accounting under proportional amortization method.

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Amount of investment that generates income tax credit and other income tax benefit under tax credit program elected to be accounted for using proportional amortization method. Includes, but is not limited to, investment under program not meeting condition for accounting under proportional amortization method.

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Amount of commitment and contingent commitment, including amount of delayed equity contribution, for investment that generates income tax credit and other income tax benefit under tax credit program elected to be accounted for using proportional amortization method. Includes, but is not limited to, commitment and contingent commitment related to investment under tax credit program not meeting condition for accounting under proportional amortization method.

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