Note 10 - Income Taxes (Details Textual) - USD ($)	3 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Jun. 30, 2024
Liability for Uncertainty in Income Taxes, Current	$ 802,000		$ 785,000
Unrecognized Tax Benefits	$ 802,000
Domestic Tax Jurisdiction [Member]
Effective Income Tax Rate Reconciliation, Percent	27.80%	27.00%
Foreign Tax Jurisdiction [Member] \| Canada Revenue Agency [Member]
Deferred Tax Assets, Valuation Allowance	$ 2,000		$ 0

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount recognized for uncertainty in income taxes classified as current.

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Amount of unrecognized tax benefits.

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