Debt and Credit Facility (Details 1) - USD ($)	3 Months Ended		12 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Mar. 29, 2014	Mar. 28, 2015
Debt Instrument [Line Items]
Amortization of Debt Discount (Premium)	$ 3,010,000	$ 3,003,000
Line of Credit Facility, Expiration Date	Dec. 31, 2016
Line of Credit Facility, Maximum Borrowing Capacity	$ 250,000,000
Line of Credit Facility, Average Outstanding Amount	0
2019 and 2021 Notes Payable [Member]
Debt Instrument [Line Items]
Interest Expense, Debt, Excluding Amortization	6,406,000	6,406,000
Amortization of Financing Costs	146,000	156,000
Amortization of Debt Discount (Premium)	247,000	240,000
Interest Expense, Debt	6,799,000	$ 6,802,000
Proceeds from Issuance of Long-term Debt			$ 990,100,000
2.125% 2019 Senior Debentures [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	500,000,000			$ 500,000,000
Debt Instrument, Unamortized Discount	$ 1,946,000			$ 2,073,000