Impact of Restructuring Actions on Corporate Business Segments and Unallocated Corporate Expenses (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 30, 2012
Restructuring Cost and Reserve [Line Items]
(Increase) Decrease in operating segment income	$ 11	$ (3)	$ 18
Total	58	48	196
Increase in general corporate expenses	47	51	178
Retail [Member]
Restructuring Cost and Reserve [Line Items]
(Increase) Decrease in operating segment income	9	(1)	14
North American Food Service [Member]
Restructuring Cost and Reserve [Line Items]
(Increase) Decrease in operating segment income	$ 2	$ (2)	$ 4