Note 13 - Share-based Compensation (Tables)

12 Months Ended

Sep. 30, 2025

Notes Tables

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

	Shares			Weighted average grant date fair value
Non-vested as of September 30, 2023		414,950		$	11.28
Granted		151,544			13.38
Forfeited		(20,392	)		11.65
Vested		(208,152	)		12.37
Non-vested as of September 30, 2024		337,950			12.19
Granted		331,896			28.85
Forfeited		(16,934	)		13.97
Vested		(97,858	)		17.83
Non-vested as of September 30, 2025		555,054			21.75