Significant Customers and Concentrations of Credit Risk (Details) - Customer	3 Months Ended		6 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014	Mar. 28, 2015
Significant Customers and Concentrations of Credit Risk [Abstract]
Percentage of Accounts Receivable Accounted From Company Distributor One	70.00%		70.00%		67.00%
Percentage of net revenues through resale of product from Company Distributor One	50.00%	43.00%	51.00%	43.00%
Number of End Customers Accounted For 10% or More of Net Revenues	0	0	0	0
Percentage of higher grade securities investment in debt securities	89.00%		89.00%
Percentage of Mortgage Backed Securities In Investment Portfolio	33.00%		33.00%