Note 5 - Trade Accounts and Notes Receivable (Tables)

9 Months Ended

Jun. 30, 2024

Notes Tables

Schedule of Accounts Receivable [Table Text Block]

	June 30, 2024			September 30, 2023
Trade accounts receivable	$	17,709		$	20,282
Allowance for credit losses		(35	)		(125	)
Total		17,674			20,157
Less current portion		(16,164	)		(20,157	)
Non-current trade accounts receivable	$	1,510		$	—

Accounts Receivable, Allowance for Credit Loss [Table Text Block]

	Three Months Ended						Nine Months Ended
	June 30, 2024			June 30, 2023			June 30, 2024			June 30, 2023
Allowance for credit losses:
Beginning of period		67			706			125			591
Provision for credit losses		5			16			60			400
Recoveries		(38	)		(194	)		(144	)		(441	)
Write-offs		—			(321	)		(7	)		(327	)
Currency translation		1			1			1			(15	)
End of period	$	35		$	208		$	35		$	208