Note 13 - Bank Loans Payable - Summary of Bank Loans (Details) (Parentheticals) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2025	Jun. 30, 2024
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]	Prime Rate [Member]	Prime Rate [Member]
Notes Payable To Banks 1 [Member]
Carrying value	$ 2,351	$ 2,149
Effective rate	4.85%	4.85%
Basis spread rate	2.00%	2.00%
Notes Payable To Banks 2 [Member]
Fixed Interest Rate	3.20%	3.20%
Notes Payable to Bank 3 [Member]
Fixed Interest Rate	3.00%	3.00%
Notes Payable to Bank 4 [Member]
Fixed Interest Rate	3.00%	3.00%

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Indicates type of variable interest rate on debt instrument.

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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