SEGMENT INFORMATION (Tables)

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Summary of Revenue by Geographic Region

The following table summarizes revenue by geographic region:

	Three months ended June 30,				Six months ended June 30,
	2014		2013		2014		2013
	(in thousands)				(in thousands)
China	$	7,420	$	4,835	$	13,870	$	5,793
Taiwan		2,269		1,155		6,033		1,194
Korea		2,153		9		4,049		579
United States		1,590		836		2,960		1,751
Israel		390		118		686		254
Japan		157		86		425		150
Australia		145		3,122		145		8,528
France		—		84		12		112
Other		345		310		557		501
Total Revenue	$	14,469	$	10,555	$	28,737	$	18,862

Summary of Revenue by Product Type

The following table summarizes revenue by product type:

	Three months ended June 30,				Six months ended June 30,
	2014		2013		2014		2013
	(in thousands)				(in thousands)
Core	$	9,572	$	5,979	$	20,927	$	6,966
Wafer		2,857		3,312		3,952		9,369
Optical		1,765		1,154		3,403		2,298
Research & Development		272		110		397		208
Other		3		—		58		21
Total Revenue	$	14,469	$	10,555	$	28,737	$	18,862

Summary of Assets by Geographic Region

The following table summarizes assets by geographic region:

	June 30, 2014		December 31, 2013
	(in thousands)
United States	$	174,874	$	157,572
Malaysia		42,238		45,086
Other		34		37
Total Assets	$	217,146	$	202,695