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Fair Value (Narrative) (Details) - USD ($)
3 Months Ended
Oct. 04, 2019
Sep. 28, 2018
Jun. 28, 2019
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation      
Income (loss) from equity method investments $ 0 $ 0  
Other current assets [Member] | Land and Building [Member] | Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member]      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation      
Held for sale land and buildings     $ 23,000,000
Cost-method investments [Member] | Other current assets [Member] | Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member]      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation      
Cost method investment $ 115,000,000   $ 114,000,000