Segment, Geographic, Product and Significant Customer Information - Customers More Than 10% of Revenues (Details)	3 Months Ended		6 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014
Micron [Member]
Net revenues:
Customers accounted for 10% or more of total revenue	32.00%		19.00%
Taiwan Semiconductor Manufacturing Company Limited [Member]
Net revenues:
Customers accounted for 10% or more of total revenue	17.00%	11.00%	20.00%
SK Hynix [Member]
Net revenues:
Customers accounted for 10% or more of total revenue	10.00%	18.00%	12.00%	13.00%
Samsung Electronics Co. Ltd. [Member]
Net revenues:
Customers accounted for 10% or more of total revenue		16.00%	20.00%	35.00%
Intel Corporation [Member]
Net revenues:
Customers accounted for 10% or more of total revenue		18.00%		16.00%
Global Foundries [Member]
Net revenues:
Customers accounted for 10% or more of total revenue		15.00%