GEOGRAPHIC AND CUSTOMER CONCENTRATION INFORMATION (Tables)

3 Months Ended

Mar. 30, 2014

Geographic and Customer Concentration Information [Abstract]

The following table summarizes net revenues by geographic areas based on the installation locations of the systems and the location of services rendered (in thousands, except percentages):



	Three Months Ended
	March 30, 2014			March 31, 2013
	Amount		Percent	Amount		Percent
Net revenues:
United States	$	4,183	10	$	3,084	15
South Korea	10,259		24	868		4
China	13,081		30	1,952		10
Taiwan	10,822		25	12,065		60
Other Asia	2,281		5	1,066		5
Europe and others	2,572		6	1,202		6
	$	43,198	100	$	20,237	100

Summary of Geographic Information Relating to Property and Equipment

Geographical information relating to our property and equipment, net, as of March 30, 2014 and December 31, 2013 was as follows (in thousands):



	March 30, 2014		December 31, 2013
Property and equipment, net:
United States	$	4,819	$	4,949
Germany	3,984		4,129
Others	244		138
	$	9,047	$	9,216