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Note 14 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Income Tax Expense (Benefit), Total	$ 283	$ 97	$ 278	$ 269
Effective Income Tax Rate Reconciliation, Percent, Total			22.10%	21.60%
Unrecognized Tax Benefits, Ending Balance	$ 0		$ 0

X

- Definition

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

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