Financial Instruments, Long-term Debt (Details) - USD ($)
 3 Months Ended 6 Months Ended 9 Months Ended
Mar. 25, 2017
Mar. 26, 2016
Dec. 24, 2016
Dec. 26, 2015
Mar. 25, 2017
Mar. 26, 2016
Dec. 21, 2016
Jun. 25, 2016
Dec. 28, 2013
Mar. 30, 2013
Debt Instrument [Line Items]                    
Long-term debt $ 1,000,000,000       $ 1,000,000,000     $ 1,250,000,000    
Short-term Debt, Fair Value 0       0   $ 250,000,000 250,000,000    
Long-term debt, current portion 0       0     (249,717,000)    
Debt Issuance Cost       $ (10,193,000) (8,123,000)          
Long-term debt, excluding current portion 991,877,000       991,877,000     $ 990,090,000    
Stated interest rate of the notes               1.69%    
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed     101.00%              
Interest expense relating to the Notes 7,900,000 $ 7,800,000     26,300,000 $ 23,500,000        
Estimated fair value of long-term debt 1,000,000,000       1,000,000,000          
Interest Expense 8,100,000 $ 8,200,000     26,800,000 $ 24,500,000        
Fixed Rate Note Due November 2018 at 2 Point 50 Percent [Member]                    
Debt Instrument [Line Items]                    
Long-term debt $ 500,000,000       $ 500,000,000     $ 500,000,000 $ 500,000,000  
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                 $ 494,500,000  
Fixed Rate Note Due March 2023 at 3 Point 375 Percent [Member]                    
Debt Instrument [Line Items]                    
Long-term debt $ 500,000,000       $ 500,000,000     $ 500,000,000   $ 500,000,000
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                   $ 490,000,000