Balance Sheet Information (Property, Equipment and Leasehold Improvements, net) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 27, 2014	Jun. 28, 2013
Property, Equipment and Leasehold Improvements, net
Property, equipment and leasehold improvements	$ 8,979	$ 8,544
Less: accumulated depreciation and amortization	(6,843)	(6,275)
Total property, equipment and leasehold improvements, net	2,136	2,269
Land [Member]
Property, Equipment and Leasehold Improvements, net
Property, equipment and leasehold improvements	45	44
Equipment [Member]
Property, Equipment and Leasehold Improvements, net
Property, equipment and leasehold improvements	7,159	6,838
Property, Plant and Equipment, Estimated Useful Lives	3 – 5
Equipment [Member] | Maximum [Member]
Property, Equipment and Leasehold Improvements, net
Property, Plant and Equipment, Useful Life	5 years
Equipment [Member] | Minimum [Member]
Property, Equipment and Leasehold Improvements, net
Property, Plant and Equipment, Useful Life	3 years
Buildings and leasehold improvements [Member]
Property, Equipment and Leasehold Improvements, net
Property, equipment and leasehold improvements	1,452	1,401
Property, Plant and Equipment, Estimated Useful Lives	Up to 48
Buildings and leasehold improvements [Member] | Maximum [Member]
Property, Equipment and Leasehold Improvements, net
Property, Plant and Equipment, Useful Life	48 years
Construction in progress [Member]
Property, Equipment and Leasehold Improvements, net
Property, equipment and leasehold improvements	$ 323	$ 261