Shareholders' Equity Unrecognized Share-based Compensation (Details) $ in Millions	6 Months Ended
	Dec. 29, 2017 USD ($)
Employee Service Share-based Compensation, Unrecognized Service Costs [Line Items]
Unamortized Compensation Costs	$ 653
Options
Employee Service Share-based Compensation, Unrecognized Service Costs [Line Items]
Unamortized Compensation Costs	$ 38
Remaining Periods to Recognize Stock-based Compensation	2 years 1 month
RSUs and PSUs
Employee Service Share-based Compensation, Unrecognized Service Costs [Line Items]
Unamortized Compensation Costs	$ 600
Remaining Periods to Recognize Stock-based Compensation	2 years 2 months	[1]
ESPP
Employee Service Share-based Compensation, Unrecognized Service Costs [Line Items]
Unamortized Compensation Costs	$ 15
Remaining Periods to Recognize Stock-based Compensation	7 months

[1] Weighted average service period assumes the performance metrics are met for the PSUs.