Stock-Based Compensation (Details 4) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended						0 Months Ended		12 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 30, 2012	Jun. 28, 2014 Full Value Awards - Total	Jun. 29, 2013 Full Value Awards - Total	Jun. 30, 2012 Full Value Awards - Total	Jan. 31, 2014 Employee Stock Purchase Plan	Jul. 31, 2013 Employee Stock Purchase Plan	Jun. 28, 2014 Employee Stock Purchase Plan
Stock-Based Compensation
Compensation expense (in dollars)	$ 64.1	$ 56.3	$ 48.6	$ 60.7	$ 49.4	$ 35.7			$ 1.8
Shares issued							423,633	369,926
Fair market value at purchase date (in dollars per share)							$ 13.29	$ 14.67
Unrecognized stock-based compensation				$ 78.0					$ 0.2
Granted (in shares)				6,000,000	6,500,000	5,000,000
Estimated amortization period				2 years