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Note 12 - Income Taxes (Tables)

6 Months Ended

Mar. 31, 2025

Notes Tables

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

		Three Months Ended March 31,								Six Months Ended March 31,
		2025				2024				2025				2024
Effective tax rate			23.5	%			23.1	%			23.4	%			23.5	%

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

Balance at September 30, 2024		$	273,936
Increase resulting from prior period tax positions			—
Balance at March 31, 2025		$	273,936

X

- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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