Note 14 - Segment Information (Tables)

6 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended						Six Months Ended
	March 31, 2023			March 31, 2022			March 31, 2023			March 31, 2022
Revenue:
Oil and Gas Markets	$	18,419		$	15,146		$	38,567		$	24,800
Adjacent Markets		12,708			9,203			23,530			17,374
Emerging Markets		191			299			284			436
Corporate		52			52			98			81
Total	$	31,370		$	24,700		$	62,479		$	42,691
Income (loss) from operations:
Oil and Gas Markets	$	4,176		$	1,656		$	6,582		$	(2,514	)
Adjacent Markets		3,055			1,292			4,802			2,500
Emerging Markets		(1,007	)		(1,384	)		(2,220	)		(2,204	)
Corporate		(1,847	)		(3,213	)		(5,066	)		(6,317	)
Total	$	4,377		$	(1,649	)	$	4,098		$	(8,535	)