Note 14 - Stockholders' Equity (Tables)

12 Months Ended

Sep. 30, 2023

Notes Tables

Share-Based Payment Arrangement, Activity [Table Text Block]

	Number of Nonqualified Options Outstanding			Weighted Average Exercise Price per Share		Number of RSAs			Weighted Average Grant-date Fair Value per Share		Number of RSUs			Weighted Average Grant-date Fair Value per Unit
Outstanding at October 1, 2021		38,800		$	21.42		42,097		$	15.95		299,374		$	10.97
Granted		—			—		—			—		200,350			8.49
Exercised		—			—		—			—		—			—
Forfeited		(38,800	)		21.42		—			—		(51,603	)		9.17
Vested		—			—		(41,097	)		14.67		(124,262	)		11.20
Outstanding at September 30, 2022		—			—		1,000		$	14.59		323,859		$	9.54
Granted		—			—		—			—		228,250			4.70
Exercised		—			—		—			—		—			—
Forfeited		—			—		—			—		(7,312	)		8.44
Vested		—			—		(1,000	)		14.59		(167,248	)		9.94
Outstanding at September 30, 2023		—		$	—		—		$	—		377,549		$	6.46