Segment Information

3 Months Ended

Mar. 31, 2016

Segment Reporting [Abstract]

Segment Information

3. SEGMENT INFORMATION

The Company evaluates operations as one reportable segment, as it only reports profit and loss information on an aggregate basis to its chief operating decision maker.

Revenue is attributed by geographic region based on ship-to location of the Company’s customers. The following table summarizes revenue by geographic region:

	Three months ended March 31,
	2016		2015
	(in thousands)
Germany	$	1,538	$	510
United States		1,111		1,523
Korea		422		725
Australia		412		215
Taiwan		383		1,701
China		2		3,351
Other		419		885
Revenue	$	4,287	$	8,910

The following table summarizes revenue by product type:

	Three months ended March 31,
	2016		2015
	(in thousands)
Core	$	441	$	5,109
Wafer		2,345		1,891
Optical		1,404		1,769
Research & Development		97		141
Revenue	$	4,287	$	8,910

The following table summarizes assets by geographic region:

	March 31, 2016		December 31, 2015
	(in thousands)
United States	$	82,145	$	88,916
Malaysia		29,146		30,276
Other		46		50
Total Assets	$	111,337	$	119,242