Income per Common Share - Computation of Basic and Diluted Income Per Common Share (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Apr. 03, 2015		Mar. 28, 2014		Apr. 03, 2015		Mar. 28, 2014
Earnings Per Share [Abstract]
Net income	$ 384		$ 375		$ 1,245		$ 1,300
Weighted average shares outstanding:
Basic	231		235		233		236
Employee stock options and other	5		7		5		6
Diluted	236		242		238		242
Income per common share:
Basic	$ 1.66		$ 1.60		$ 5.34		$ 5.51
Diluted	$ 1.63		$ 1.55		$ 5.23		$ 5.37
Anti-dilutive potential common shares excluded*	1	[1]	2	[1]	1	[1]	1	[1]

[1] For purposes of computing diluted income per common share, certain potentially dilutive securities have been excluded from the calculation because their effect would have been anti-dilutive.