Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Income Taxes (Details Textual)

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Note 9 - Income Taxes (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Income Tax Expense (Benefit), Total $ 1,725,000 $ 763,000 $ 3,344,000 $ 1,076,000
Effective Income Tax Rate Reconciliation, Percent, Total 22.10% 20.30% 20.60% 20.20%
Unrecognized Tax Benefits, Ending Balance $ 0   $ 0