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Guarantees (Product Warranty) (Details) - USD ($)
$ in Millions
3 Months Ended
Oct. 02, 2020
Oct. 04, 2019
Guarantees [Abstract]    
Balance, beginning of period $ 151 $ 195
Warranties issued 18 24
Repairs and replacements (21) (23)
Changes in liability for pre-existing warranties, including expirations (6) (12)
Balance, end of period $ 142 $ 184