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Note 14 - Income Taxes (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Income Tax Expense (Benefit)	$ (2,083,000)	$ 2,974,000	$ (3,034,000)	$ 6,669,000
Effective Income Tax Rate Reconciliation, Percent, Total	26.10%	22.30%	21.30%	21.30%
Unrecognized Tax Benefits, Ending Balance	$ 0		$ 0

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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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