Segment Information (Narrative) (Details) - Customer Concentration Risk - customer	3 Months Ended		9 Months Ended		12 Months Ended
	Jan. 03, 2016	Dec. 28, 2014	Jan. 03, 2016	Dec. 28, 2014	Mar. 29, 2015
Revenue
Revenue, Major Customer [Line Items]
Number of significant customers	3	1	3	1
Revenue | Uniquest
Revenue, Major Customer [Line Items]
Concentration risk (percentage)	14.00%	17.00%	17.00%	13.00%
Revenue | Avnet
Revenue, Major Customer [Line Items]
Concentration risk (percentage)	13.00%		13.00%
Revenue | SK Hynix
Revenue, Major Customer [Line Items]
Concentration risk (percentage)	13.00%		13.00%
Accounts Receivable
Revenue, Major Customer [Line Items]
Number of significant customers			3		2
Accounts Receivable | Significant Distributor 1
Revenue, Major Customer [Line Items]
Concentration risk (percentage)			18.00%		10.00%
Accounts Receivable | Significant Distributor 2
Revenue, Major Customer [Line Items]
Concentration risk (percentage)			11.00%		11.00%
Accounts Receivable | Significant Distributor 3
Revenue, Major Customer [Line Items]
Concentration risk (percentage)			10.00%