Note 12 - Income Taxes - Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Federal	$ 1,179	$ 485
State	377	221
Total current	1,556	706
Federal	828	955
State	223	168
Total deferred	1,051	1,123
Total	$ 2,607	$ 1,829
Federal statutory income tax rate	21.00%	21.00%
State income taxes, net of federal benefit	4.10%	4.00%
Permanent and other differences	0.80%	(0.40%)
Difference due to executive compensation	1.50%	0.70%
Tax return to provision adjustments	(0.10%)	0.80%
Uncertain tax position	0.50%	0.90%
Stock-based compensation	(0.90%)	0.70%
Effective income tax rate	26.90%	27.70%