Note 16 - Stockholders' Equity (Tables)

6 Months Ended

Mar. 31, 2024

Notes Tables

Schedule of Stockholders Equity [Table Text Block]

												Accumulated
	Common Stock					Additional						Other			Total
	Shares			Par Value Amount		Paid-in Capital			Accumulated Deficit			Comprehensive Loss			Stockholders' 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
Share-based compensation expense		-		$	-	$	524		$	-		$	-		$	524
Issuance of common stock upon vesting of restricted stock units		229,233			2		-			-			-			-
Shares retained for payment of taxes in connection with settlement of restricted stock units		(6,846	)		-		(12	)		-			-			(12	)
Settlement of contingent consideration in shares of common stock		236,343			3		656			-			-			656
Obligation to issue common stock		-			-		158			-			-			158
Accumulated other comprehensive loss		-			-		-			-			(59	)		(59	)
Net loss		-			-		-			(6,938	)		-			(6,938	)
Balance as of March 31, 2024		44,485,851		$	445	$	125,051		$	(89,724	)	$	(445	)	$	34,882

												Accumulated
	Common Stock					Additional						Other			Total
	Shares			Par Value Amount		Paid-in Capital			Accumulated Deficit			Comprehensive Loss			Stockholders' 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
Share-based compensation expense		-		$	-	$	513		$	-		$	-		$	513
Issuance of common stock upon exercise of stock options, net		33,765			1		54			-			-			54
Issuance of common stock upon cashless exercise of stock options, net		15,914			-		-			-			-			-
Issuance of common stock upon vesting of restricted stock units		232,761			2		(2	)		-			-			(2	)
Shares retained for payment of taxes in connection with settlement of restricted stock units		(11,616	)		-		(45	)		-			-			(45	)
Accumulated other comprehensive loss		-			-		-			-			81			81
Net loss		-			-		-			(3,403	)		-			(3,403	)
Balance as of March 31, 2023		36,984,295		$	370	$	109,523		$	(64,276	)	$	(445	)	$	44,802