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				6 Months Ended
	Dec. 27, 2013		Dec. 28, 2012		Dec. 27, 2013		Dec. 28, 2012
Earnings Per Share [Abstract]
Net income	$ 430		$ 335		$ 925		$ 854
Weighted average shares outstanding:
Basic	236		242		236		244
Employee stock options and other	7		4		7		5
Diluted	243		246		243		249
Income per common share:
Basic	$ 1.82		$ 1.38		$ 3.92		$ 3.50
Diluted	$ 1.77		$ 1.36		$ 3.81		$ 3.43
Anti-dilutive potential common shares excluded*	2	[1]	7	[1]	1	[1]	6	[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.