Geographic and Significant Customer Information (Details 2)	Mar. 30, 2013		Dec. 29, 2012
Intel Corporation [Member]
Customers accounted for 10% or more of total accounts receivable
Customers accounted for 10% or more of total accounts receivable	20.20%		12.30%
Taiwan Semiconductor Mfg. Co. [Member]
Customers accounted for 10% or more of total accounts receivable
Customers accounted for 10% or more of total accounts receivable	0.00%	[1]	17.30%

[1] The customer accounted for less than 10% of total accounts receivable for that period.