Business Segments (Tables)

12 Months Ended

Sep. 30, 2013

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Information concerning our business segments is as follows:

	Years ended September 30,
	2013			2012			2011
	(dollars in thousands)
Net revenue:
Solar and semiconductor equipment	$	26,368		$	73,102		$	233,804
Polishing supplies and equipment	8,430			8,437			12,901
	$	34,798		$	81,539		$	246,705
Operating income (loss):
Solar and semiconductor equipment	$	(14,377	)	$	(26,236	)	$	46,712
Polishing supplies and equipment	1,282			1,405			3,648
Non-segment related loss	(6,899		)	(8,153		)	(12,081		)
	$	(19,994	)	$	(32,984	)	$	38,279

	Years ended September 30,
	2013		2012		2011
	(dollars in thousands)
Capital expenditures:
Solar and semiconductor equipment	$	98	$	1,121	$	5,106
Polishing supplies and equipment	80		185		77
	$	178	$	1,306	$	5,183
Depreciation and amortization expense:
Solar and semiconductor equipment	$	2,501	$	2,717	$	2,589
Polishing supplies and equipment	166		141		225
	$	2,667	$	2,858	$	2,814

	September 30, 2013		September 30, 2012
	(dollars in thousands)
Identifiable assets:
Solar and semiconductor equipment	$	106,723	$	123,923
Polishing supplies and equipment	4,224		5,099
	$	110,947	$	129,022
Goodwill:
Solar and semiconductor equipment	$	7,753	$	7,627
Polishing supplies and equipment	728		728
	$	8,481	$	8,355