Shareholders' Equity - Stock Option Activity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
Jun. 28, 2019	Jun. 29, 2018	Jun. 30, 2017
Number of Shares
Options outstanding, beginning balance, shares	4.8	7.4	9.0
Granted, shares			2.8
Exercised, shares	(0.4)	(2.2)	(3.5)
Canceled or expired, shares	(0.5)	(0.4)	(0.9)
Options outstanding, ending balance, shares	3.9	4.8	7.4
Exercisable, period end, shares	3.3
Weighted Average Exercise Price Per Share
Options outstanding, beginning balance, exercise price, in dollars per share	$ 64.23	$ 58.14	$ 55.74
Granted, exercise price, in dollars per share			44.83
Exercised, exercise price, in dollars per share	39.58	44.52	37.72
Canceled or expired, exercise price, in dollars per share	74.79	60.85	71.31
Options outstanding, ending balance, exercise price, in dollars per share	65.72	$ 64.23	$ 58.14
Exercisable, period end, exercise price, in dollars per share	$ 68.97
Aggregate Intrinsic Value
Exercised, intrinsic value	$ 8	$ 99	$ 120
Options outstanding, ending balance, intrinsic value	8
Exercisable, period end, intrinsic value	$ 6
Options outstanding, weighted average remaining contractual term	2 years 7 months
Exercisable, period end, weighted average remaining contractual life	2 years 4 months

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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Period Type:	instant

- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.