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Supplemental Financial Statement Data - Movement in Standard Product Warranty Accrual (Details) - USD ($)
$ in Millions
12 Months Ended
Jul. 03, 2020
Jun. 28, 2019
Jun. 29, 2018
Movement in Standard Product Warranty Accrual [Roll Forward]      
Warranty accrual, beginning of period $ 350 $ 318 $ 311
Charges to operations 203 162 176
Utilization (151) (142) (151)
Changes in estimate related to pre-existing warranties 6 12 (18)
Warranty accrual, end of period $ 408 $ 350 $ 318