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Share-Based Compensation (Employees' Stock Purchase Plan) (Details) (Employees' Stock Purchase Plan [Member], USD $)
1 Months Ended 12 Months Ended
Jul. 31, 2012
Nov. 30, 2010
Jun. 30, 2012
Jul. 02, 2011
Jul. 03, 2010
Employees' Stock Purchase Plan [Member]
         
Share-based payment award, discount from market price     15.00%    
Additional shares authorized   5,000,000      
Total number of shares authorized     79,000,000    
Total number of shares available for grant     5,240,738    
Equity instruments other than options vested, shares 398,165   1,661,758 1,655,100 1,827,386
Equity instruments other than options vested, weighted average grant date fair value per share (in USD per share)     $ 4.33 $ 4.28 $ 3.87