Note 16 - Stockholders' Equity (Tables)

3 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Stockholders Equity [Table Text Block]

	Common Stock				Additional					Accumulated Other			Total
			Par Value		Paid-in		Accumulated			Comprehensive			Stockholders'
	Shares		Amount		Capital		Deficit			Loss			Equity
Balance as of September 30, 2023		37,211,071	$	372	$	110,379	$	(76,062	)	$	(505	)	$	33,812
Share-based compensation expense		-		-		446		-			-			446
Issuance of common stock upon offering, net of issuance costs		5,750,000		57		10,449		-			-			10,449
Issuance of common stock upon vesting of restricted stock units		10,000		-		-		-			-			-
Issuance of common stock in business combination		986,486		10		1,924		-			-			1,924
Obligation to issue common stock		-		-		527		-			-			527
Release of obligation to issue common stock		69,564		1		-		-			-			-
Accumulated other comprehensive loss		-		-		-		-			119			119
Net loss		-		-		-		(6,724	)		-			(6,724	)
Balance as of December 31, 2023		44,027,121	$	440	$	123,725	$	(82,786	)	$	(386	)	$	40,553

										Accumulated
	Common Stock				Additional					Other			Total
			Par Value		Paid-in		Accumulated			Comprehensive			Stockholders'
	Shares		Amount		Capital		Deficit			Loss			Equity
Balance as of September 30, 2022		36,611,240		366		108,551		(57,366	)		(792	)		50,393
Share-based compensation expense		-		-		420		-			-			420
Issuance of common stock upon exercise of stock options, net		20,000		-		32		-			-			32
Issuance of common stock upon vesting of restricted stock units		12,667		-		-		-			-			-
Release of obligation to issue common stock		69,564		1		-		-						-
Accumulated other comprehensive loss		-		-		-		-			266			266
Net loss		-		-		-		(3,507	)					(3,507	)
Balance as of December 31, 2022		36,713,471		367		109,003		(60,873	)		(526	)		47,604