Balance Sheet Components (Tables)

3 Months Ended

Nov. 30, 2012

Balance Sheet Components

Schedule of inventories

	November 30, 2012		August 31, 2012
Raw materials	$	2,808	$	2,999
Work in process	3,618		4,065
Finished goods	5,285		5,952
Total	$	11,711	$	13,016

Schedule of property, plant and equipment

	November 30, 2012			August 31, 2012
Buildings and improvements	$	14,940		$	14,501
Machinery and equipment	66,543			64,267
Leasehold improvements	3,238			3,143
Other equipment	2,243			2,249
Construction in progress	2,498			2,546
Total property, plant and equipment	89,462			86,706
Less: Accumulated depreciation, amortization and impairment(1)	(43,250		)	(40,064		)
Property, plant and equipment, net	$	46,212		$	46,642

(1) Includes an impairment charge of $7,507thousand on certain of the Company’s property, plant and equipment for the year ended August31, 2012. The impairment charge was primarily related to machinery and equipment used in the manufacturing of LED chips.

Schedule of intangible assets

	November 30, 2012
	Weighted Average Amortization Period (Years)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Patents and trademarks	17	$	613	$	160	$	453
Acquired technology	4	172		115		57
Customer relationships	5	1,377		367		1,010
Total		$	2,162	$	642	$	1,520

	August 31, 2012
	Weighted Average Amortization Period (Years)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Patents and trademarks	17	$	585	$	146	$	439
Acquired technology	4	167		101		66
Customer relationships	5	1,337		290		1,047
Total		$	2,089	$	537	$	1,552