Segment Data and Related Information (Tables)

9 Months Ended

Jun. 30, 2012

Segment Data and Related Information [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Statement of Operations Data (in thousands)	For the Three Months Ended June 30,						For the Nine Months Ended June 30,
	2012			2011			2012			2011
Fiber Optics operating loss	$	(3,840	)	$	(7,554	)	$	(22,284	)	$	(17,250	)
Photovoltaics operating loss	(4,918		)	(3,647		)	(7,048		)	(920		)
Total operating loss	$	(8,758	)	$	(11,201	)	$	(29,332	)	$	(18,170	)

Segment Revenue (in thousands)	For the Three Months Ended June 30,				For the Nine Months Ended June 30,
	2012		2011		2012		2011
Fiber Optics revenue	$	25,827	$	33,253	$	66,068	$	94,737
Photovoltaics revenue	15,235		16,227		50,225		54,068
Total revenue	$	41,062	$	49,480	$	116,293	$	148,805

(in thousands)	As of		As of
	June 30, 2012		September 30, 2011
Fiber Optics segment	$	23,267	$	26,483
Photovoltaics segment	40,874		45,546
Unallocated Corporate division	6,911		1,007
Long-lived assets	$	71,052	$	73,036

Depreciation, Amortization, and Accretion Expense (in thousands)	For the Three Months Ended June 30,				For the Nine Months Ended June 30,
	2012		2011		2012		2011
Fiber Optics segment	$	993	$	1,644	$	3,919	$	4,922
Photovoltaics segment	973		1,289		3,199		3,981
Total depreciation, amortization, and accretion expense	$	1,966	$	2,933	$	7,118	$	8,903

Stock-based Compensation Expense (in thousands)	For the Three Months Ended June 30,				For the Nine Months Ended June 30,
	2012		2011		2012		2011
Fiber Optics segment	$	843	$	1,876	$	3,813	$	3,478
Photovoltaics segment	432		1,085		2,184		2,094
Total stock-based compensation expense	$	1,275	$	2,961	$	5,997	$	5,572

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

Revenue by Geographic Region (in thousands)	For the Three Months Ended June 30,				For the Nine Months Ended June 30,
	2012		2011		2012		2011
United States	$	30,249	$	35,318	$	79,466	$	105,099
Asia	7,413		10,389		17,898		27,326
Europe	1,333		2,558		4,877		7,006
Other (*)	2,067		1,215		14,052		9,374
Total revenue	$	41,062	$	49,480	$	116,293	$	148,805