Summary of Significant Accounting Policies and Concentrations of Risk (Other) (Details)	12 Months Ended
	Apr. 02, 2016 USD ($) Customer	Mar. 28, 2015 USD ($) Customer	Mar. 29, 2014 Customer
Summary of Significant Accounting Policies and Concentrations of Risk [Abstract]
Held-to-maturity Securities	$ 0	$ 0
Impairment of goodwill	$ 0
Percentage of net revenues from products sold to distributors	60.00%
Deferred revenue	$ 70,900,000	87,700,000
Net deferred cost of revenues	19,100,000	21,600,000
Deferred income on shipments to distributors	$ 51,758,000	$ 66,071,000
Number Of End Customers Accounted For Net Revenues | Customer	0	0	0