Note 19 - Segment and Geographic Information - Schedule of Revenue Generated by the Company's Subsidiaries (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Revenues	$ 124,509	$ 89,253
United States Subsidiary [Member]
Revenues	118,017	82,332
Canada Subsidiary [Member]
Revenues	1,924	1,615
Russian Federation Subsidiary [Member]
Revenues	1,850	1,922
United Kingdom Subsidiary [Member]
Revenues	$ 2,718	$ 3,384