Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 02, 2021	Jul. 03, 2020	Jun. 28, 2019
Disaggregation of Revenue [Line Items]
Revenue, net	$ 16,922	$ 16,736	$ 16,569
Client Devices
Disaggregation of Revenue [Line Items]
Revenue, net	8,255	7,160	8,095
Data Center Devices & Solutions
Disaggregation of Revenue [Line Items]
Revenue, net	4,950	6,228	5,038
Client Solutions
Disaggregation of Revenue [Line Items]
Revenue, net	3,717	3,348	3,436
HDD
Disaggregation of Revenue [Line Items]
Revenue, net	8,216	8,967	8,746
Flash-based
Disaggregation of Revenue [Line Items]
Revenue, net	$ 8,706	$ 7,769	$ 7,823