Financial Instruments, Long-term Debt (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 26, 2016 USD ($)	Mar. 28, 2015 USD ($)	Mar. 26, 2016 USD ($)	Jun. 27, 2015 USD ($)	Dec. 28, 2013 USD ($)	Mar. 30, 2013 USD ($)
Debt Instrument [Line Items]
Long-term debt	$ 1,000,000		$ 1,000,000	$ 1,001,024
Long-term debt, current portion	0		0	(1,024)
Long-term debt, excluding current portion	1,000,000		1,000,000	1,000,000
Interest expense relating to the Notes	8,200	$ 8,100
Estimated fair value of long-term debt	1,012,000		1,012,000
Fixed Rate Note Due November 2018 at 2 Point 50 Percent [Member]
Debt Instrument [Line Items]
Long-term debt	$ 500,000		$ 500,000	500,000	$ 500,000
Stated interest rate of the notes	2.50%		2.50%		2.50%
Effective interest rate of the Notes					2.60%
Net Proceeds From Issuance of Long Term Debt 4					$ 494,500
Fixed Rate Note Due March 2023 at 3 Point 375 Percent [Member]
Debt Instrument [Line Items]
Long-term debt	$ 500,000		$ 500,000	500,000		$ 500,000
Stated interest rate of the notes	3.375%		3.375%			3.375%
Effective interest rate of the Notes						3.50%
Net Proceeds From Issuance of Long Term Debt 4						$ 490,000
Term fixed rate notes (2.0%) due up to September 30, 2015 [Member]
Debt Instrument [Line Items]
Long-term debt	$ 0		$ 0	$ 1,024
Minimum stated interest rate of notes			2.00%
Unsecured Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt Instrument, Convenant Requirement, minimum interest coverage ratio			3.5
Line of Credit Facility, Maximum Borrowing Capacity	$ 350,000		$ 350,000
Debt Instrument, Covenant Requirement, Ratio of Debt to EBITDA			3