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Note 21 - Segment and Geographic Information - Summary of Revenue by Geographic Area (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Revenues	$ 110,803	$ 135,598
Asia [Member]
Revenues	26,552	51,103
CANADA
Revenues	2,931	2,015
Europe [Member]
Revenues	5,067	13,817
MEXICO
Revenues	2,746	1,959
South America [Member]
Revenues	3,146	2,798
UNITED STATES
Revenues	69,291	63,061
Other [Member]
Revenues	$ 1,070	$ 845

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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