Segment Information (Tables)

12 Months Ended

Dec. 31, 2011

Segment Information

Schedule of revenue attributed to geographic area based on the end customer's shipped-to location

	Year Ended
	December 31, 2011		January 1, 2011		January 2, 2010
United States	$	67,432	$	69,753	$	54,065
China		152,533		137,703		105,509
South Korea		70,252		65,409		91,974
Taiwan		59,208		76,991		68,320
Japan		50,270		34,031		28,874
Rest of world		91,930		109,454		92,278
Total	$	491,625	$	493,341	$	441,020

Schedule of property and equipment, net by geographic area

	December 31, 2011		January 1, 2011
United States	$	17,293	$	20,559
Singapore		6,220		8,017
Rest of world		1,628		1,369
Total	$	25,141	$	29,945