Segment Information

12 Months Ended

Dec. 31, 2015

Segment Reporting [Abstract]

Segment Information

2. SEGMENT INFORMATION

The Company has determined that it operates in only one 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:

	Year Ended December 31,
	2015		2014		2013
	(in thousands)
China	$	5,499	$	19,857	$	14,844
United States		4,894		5,452		4,444
Germany		3,718		925		436
Korea		3,646		5,001		2,214
Taiwan		3,490		9,843		7,361
Australia		913		716		10,368
Israel		785		1,169		455
Canada		522		976		337
Japan		342		1,517		309
Other		9		229		745
Revenue	$	23,818	$	45,685	$	41,513

The following table summarizes sales by product type:

	Year Ended December 31,
	2015		2014		2013
	(in thousands)
Core	$	11,444	$	29,862	$	23,294
Wafer		6,627		8,077		12,239
Optical		5,086		7,057		4,523
Research & Development		661		689		1,457
Revenue	$	23,818	$	45,685	$	41,513

The following table summarizes assets by geographic region:

	As of December 31,
	2015		2014
	(in thousands)
United States	$	88,916	$	156,105
Malaysia		30,276		38,765
Other		50		36
Total Assets	$	119,242	$	194,906