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Financial Instruments Financial Instruments, Credit Facility (Details)
6 Months Ended
Dec. 24, 2016
USD ($)
Dec. 21, 2016
USD ($)
Jun. 25, 2016
USD ($)
Debt Instrument [Line Items]      
Short-term Debt, Fair Value $ 0 $ 250,000,000 $ 250,000,000
Short-term Debt 0   $ 249,717,000
Stated interest rate of the notes     1.69%
Unsecured Revolving Credit Facility [Member]      
Debt Instrument [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 350,000,000    
Debt Instrument, Covenant Requirement, Ratio of Debt to EBITDA 3    
Debt Instrument, Convenant Requirement, minimum interest coverage ratio 3.5