Segment Data and Related Information (Tables)

3 Months Ended

Dec. 31, 2013

Segment Reporting [Abstract]

Schedule of segment revenue

The following tables set forth revenue attributable to each of our reporting segments and by geographic region with revenue assigned to geographic regions based on our customers’ billing address.

Segment Revenue	For the three months ended December 31,
(in thousands)	2013		2012
Fiber Optics revenue	$	23,292	$	29,678
Photovoltaics revenue	20,919		19,628
Total revenue	$	44,211	$	49,306

Schedule of revenue by geographic region

Revenue by Geographic Region	For the three months ended December 31,
(in thousands)	2013		2012
United States	$	28,097	$	34,667
Asia	10,287		8,900
Europe	5,434		5,213
Other	393		526
Total revenue	$	44,211	$	49,306

Statement of operations data

The following table sets forth operating (loss) income attributable to each of our reporting segments.

Operating (Loss) Income	For the three months ended December 31,
(in thousands)	2013			2012
Fiber Optics operating loss	$	(6,571	)	$	(395	)
Photovoltaics operating income	4,331			3,241
Total operating (loss) income	$	(2,240	)	$	2,846

Schedule of depreciation, amortization, and accretion expense

The following tables set forth our significant non-cash expenses attributable to each of our reporting segments.

Depreciation, Amortization, and Accretion Expense	For the three months ended December 31,
(in thousands)	2013		2012
Fiber Optics segment	$	1,484	$	1,282
Photovoltaics segment	584		736
Total depreciation, amortization, and accretion expense	$	2,068	$	2,018

Schedule of stock-based compensation expense

Stock-based Compensation Expense	For the three months ended December 31,
(in thousands)	2013		2012
Fiber Optics segment	$	755	$	726
Photovoltaics segment	380		356
Total stock-based compensation expense	$	1,135	$	1,082

Schedule of long-lived assets

The following table sets forth long-lived assets for each of our reporting segments and our unallocated Corporate division.

Long-lived Assets	As of		As of
(in thousands)	December 31, 2013		September 30, 2013
Fiber Optics segment	$	22,713	$	23,804
Photovoltaics segment	39,862		40,048
Unallocated Corporate division	8,392		8,435
Long-lived assets	$	70,967	$	72,287