Operating Segment and Geographic Information (Tables)

12 Months Ended

Dec. 28, 2013

Segment Reporting [Abstract]

Schedule of Revenue by Country as a Percentage of Total Revenues

The following table summarizes revenue by country as a percentage of total revenues based upon ship-to location:

	Fiscal Years Ended
	December 28, 2013		December 29, 2012		December 31, 2011
Taiwan	27.9	%	20.7	%	31.8	%
North America	27.2		15.4		15.3
South Korea	19.8		32.8		23.1
Asia-Pacific (1)	9.2		12.7		8.2
Europe	8.6		6.5		4.2
Japan	7.3		11.9		17.4
Total Revenues	100.0	%	100.0	%	100.0	%

(1) Asia-Pacific includes all countries in the region except Taiwan, Japan and South Korea, which are disclosed separately.

Schedule of Revenue by Product Group

The following table summarizes revenue by product group (in thousands):

	Fiscal Years Ended
	December 28, 2013		December 29, 2012		December 31, 2011
SoC	$	115,597	$	46,586	$	29,050
DRAM	92,603		102,499		115,678
Flash	23,333		29,450		24,597
Total revenues	$	231,533	$	178,535	$	169,325

Schedule of Long-Lived Assets, by Geographical Location

Long-lived assets, comprising net property, plant and equipment, are reported based on the location of the asset. Long-lived assets by geographic location are as follows (in thousands):

	December 28, 2013		December 29, 2012
North America	$	31,505	$	41,592
South Korea	1,676		1,691
Asia-Pacific (1)	1,206		1,246
Japan	517		691
Singapore	262		258
Europe	24		37
Total	$	35,190	$	45,515

(1) Asia-Pacific includes all countries in the region except South Korea, Singapore, and Japan, which are disclosed separately.

Schedule of Major Customers With Revenues Greater Than 10%

The following customers represented greater than 10% of our revenues in fiscal 2013, fiscal 2012 and fiscal 2011:

	Fiscal 2013		Fiscal 2012		Fiscal 2011
Intel	17.7	%	* %		* %
SK hynix	16.5		29.4		16.3
Micron (1)	11.7		13.3		19.7
Samsung	*		12.4		11.2
Total	45.9	%	55.1	%	47.2	%