Business Segment Information

3 Months Ended

Dec. 31, 2018

Our three reportable segments are as follows:

Solar – We are a leading supplier of thermal processing systems, including related automation, parts and services, to the solar/photovoltaic industry and also offer PECVD (plasma-enhanced chemical vapor deposition) equipment to the global solar market.

Semiconductor – We design, manufacture, sell and service thermal processing equipment and related controls for use by leading semiconductor manufacturers, and in electronics, automotive and other industries.

Polishing – We produce consumables and machinery for lapping (fine abrading) and polishing of materials, such as sapphire substrates, optical components, silicon wafers, numerous types of crystal materials, ceramics and metal components. We also refer to our Polishing segment as “SiC/LED.”

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



	Three Months Ended December 31,
	2018			2017
Net Revenues:
Solar *	$	7,510		$	49,197
Semiconductor	18,960			20,891
Polishing	2,983			3,523
	$	29,453		$	73,611
Operating (loss) income:
Solar *	$	(2,804	)	$	5,352
Semiconductor	2,745			3,004
Polishing	769			1,104
Non-segment related	(2,626		)	(1,694		)
	$	(1,916	)	$	7,766

* The financial statement of business units included in the Solar segment include sales of equipment and parts to the semiconductor, silicon wafer and microelectromechanical (“MEMS”) industries, comprising not more than half of the Solar segment revenue.



	December 31, 2018		September 30, 2018
Identifiable Assets:
Solar	$	38,502	$	48,898
Semiconductor	62,036		59,744
Polishing	7,178		6,545
Non-segment related*	33,207		34,219
	$	140,923	$	149,406

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

Goodwill and other long-lived assets

We review our long-lived assets, including goodwill, for impairment at least annually in our fourth quarter or whenever events or changes in circumstances indicate that the carrying amount of an asset may not be recoverable. Additional information on impairment testing of long-lived assets, intangible assets and goodwill can be found in Notes 1 and 5 of our Annual Report on Form 10-K for the year ended September 30, 2018.