Business Segments (Tables)

12 Months Ended

Sep. 30, 2014

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Information concerning our business segments is as follows:

	Years ended September 30,
	2014			2013			2012
	(dollars in thousands)
Net revenue:
Solar and semiconductor equipment	$	45,848		$	26,368		$	73,102
Polishing supplies and equipment	10,653			8,430			8,437
	$	56,501		$	34,798		$	81,539
Operating income (loss):
Solar and semiconductor equipment	$	(10,159	)	$	(14,377	)	$	(26,236	)
Polishing supplies and equipment	2,805			1,282			1,405
Non-segment related loss	(5,735		)	(6,899		)	(8,153		)
	$	(13,089	)	$	(19,994	)	$	(32,984	)

	Years ended September 30,
	2014		2013		2012
	(dollars in thousands)
Capital expenditures:
Solar and semiconductor equipment	$	392	$	98	$	1,121
Polishing supplies and equipment	70		80		185
	$	462	$	178	$	1,306
Depreciation and amortization expense:
Solar and semiconductor equipment	$	2,276	$	2,501	$	2,717
Polishing supplies and equipment	134		166		141
	$	2,410	$	2,667	$	2,858

	September 30, 2014		September 30, 2013
	(dollars in thousands)
Identifiable assets:
Solar and semiconductor equipment	$	83,651	$	106,723
Polishing supplies and equipment	6,253		4,224
	$	89,904	$	110,947
Goodwill:
Solar and semiconductor equipment	$	7,595	$	7,753
Polishing supplies and equipment	728		728
	$	8,323	$	8,481