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Guarantees (Product Warranty) (Details) - USD ($)
$ in Millions
9 Months Ended
Apr. 03, 2020
Mar. 29, 2019
Guarantees [Abstract]    
Balance, beginning of period $ 195 $ 237
Warranties issued 67 89
Repairs and replacements (65) (75)
Changes in liability for pre-existing warranties, including expirations (34) (39)
Balance, end of period $ 163 $ 212