Debt and Credit Facility (Details 1) - USD ($)	3 Months Ended		12 Months Ended
	Jul. 02, 2016	Jun. 27, 2015	Mar. 29, 2014	Apr. 02, 2016
Debt Instrument [Line Items]
Amortization of Debt Discount (Premium)	$ 3,016,000	$ 3,010,000
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
Long-term Debt, Excluding Current Maturities	$ 994,039,000			$ 993,639,000
2019 Debt instrument, Maturity Date	Mar. 15, 2019
2021 Debt instrument, Maturity Date	Mar. 15, 2021
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	146,000
Amortization of Debt Discount (Premium)	253,000	247,000
Interest Expense, Debt	$ 6,805,000	$ 6,799,000
Proceeds from Issuance of Long-term Debt			$ 990,100,000
Three Point Zero Percent 2021 Senior Debentures [Member]
Debt Instrument [Line Items]
Discount Percent of Par	99.281%
Debt Instrument, Face Amount	$ 500,000,000			500,000,000
Debt Instrument, Unamortized Discount	2,482,000			2,605,000
Deferred Finance Costs, Own-share Lending Arrangement, Issuance Costs, Net	$ (1,138,000)			(1,200,000)
Debt instrument, long term debt, remaining discount amortization period	4 years 8 months 15 days
2.125% 2019 Senior Debentures [Member]
Debt Instrument [Line Items]
Discount Percent of Par	99.477%
Debt Instrument, Face Amount	$ 500,000,000			500,000,000
Debt Instrument, Unamortized Discount	1,430,000			1,560,000
Deferred Finance Costs, Own-share Lending Arrangement, Issuance Costs, Net	$ (911,000)			$ (996,000)
Debt instrument, long term debt, remaining discount amortization period	2 years 8 months 15 days