Reportable Segments (Tables)

12 Months Ended

Sep. 30, 2024

Segment Reporting [Abstract]

Schedule of Reportable Segments Information

Information concerning our reportable segments is as follows, in thousands:

	Years Ended September 30,
	2024			2023			2022
Net revenue:
Thermal Processing Solutions	$	69,161		$	77,595		$	87,982
Semiconductor Fabrication Solutions		32,053			35,720			18,316
	$	101,214		$	113,315		$	106,298
Operating income (loss):
Thermal Processing Solutions	$	6,196		$	6,907		$	20,672
Semiconductor Fabrication Solutions		(4,875	)		(8,765	)		3,728
Non-segment related		(8,050	)		(13,112	)		(7,114	)
	$	(6,729	)	$	(14,970	)	$	17,286

	Years Ended September 30,
	2024		2023		2022
Capital expenditures:
Thermal Processing Solutions	$	3,431	$	345	$	452
Semiconductor Fabrication Solutions		1,276		1,092		411
Non-segment related		171		1,461		272
	$	4,878	$	2,898	$	1,135
Depreciation and amortization expense:
Thermal Processing Solutions	$	788	$	886	$	1,101
Semiconductor Fabrication Solutions		2,154		4,045		565
Non-segment related		87		81		63
	$	3,029	$	5,012	$	1,729

	September 30,
	2024		2023
Identifiable assets:
Thermal Processing Solutions	$	68,051	$	72,466
Semiconductor Fabrication Solutions		46,915		61,576
Non-segment related*		3,987		2,979
	$	118,953	$	137,021

* Non-segment related assets include cash, property and other assets.