Geographic and Significant Customer Information (Details 3) (Revenues [Member])	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Intel Corporation [Member]
Revenue, Major Customer [Line Items]
Customers accounted for 10% or more of total revenue		34.00%	14.00%	30.00%
SK Hynix [Member]
Revenue, Major Customer [Line Items]
Customers accounted for 10% or more of total revenue	27.00%	23.00%	16.00%	18.00%
Samsung Electronics Co. Ltd. [Member]
Revenue, Major Customer [Line Items]
Customers accounted for 10% or more of total revenue			28.00%
Micron Technology, Inc. [Member]
Revenue, Major Customer [Line Items]
Customers accounted for 10% or more of total revenue	25.00%