Note 14 - Loss Per Share (Details Textual) - shares	3 Months Ended	9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Options, RSUs and Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	112,831	94,948
Series A Cumulative Convertible Preferred Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	185,223	185,223
A360 Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)		40,404
Commitment Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)		283,593