Stock-Based Compensation Stock Compensation Plans and General Award Terms (Details) (USD $)
12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2012
Stock Options [Member]
Jun. 30, 2011
Stock Options [Member]
Jun. 30, 2010
Stock Options [Member]
Jun. 30, 2012
Restricted Stock Units (RSUs) [Member]
Jun. 30, 2011
Restricted Stock Units (RSUs) [Member]
Jun. 30, 2010
Restricted Stock Units (RSUs) [Member]
Jun. 30, 2012
2010 Plan [Member]
Nov. 09, 2009
2010 Plan [Member]
Stock Options [Member]
Jun. 30, 2012
2005 Plan [Member]
Nov. 09, 2009
2005 Plan [Member]
Restricted Stock Units (RSUs) [Member]
Stock-based compensation, additional disclosures [Abstract]                          
Maximum number of shares authorized (in shares)                   7,000,000   4,000,000  
Number of awards available for issuance (in shares)                   5,108,019   349,702  
Vesting period (in years)       4Y     4Y            
Contractual terms, minimum (in years)       7Y                  
Contractual terms, maximum (in years)       10Y                  
Stock grant (in shares)                     264,640   2,727,033
Total fair value of shares vested from RSU grants             $ 14,000,000 $ 11,700,000 $ 13,100,000        
Total unrecognized compensation cost       4,800,000     13,500,000            
Total unrecognized compensation cost, period of recognition (in years)       2.6     2.5            
Total intrinsic value of options exercised       14,600,000 12,200,000 8,300,000              
Cash proceeds from option exercises       8,900,000 9,700,000 7,200,000              
Payments related to tax withholding on vested RSUs $ 4,597,000 $ 3,885,000 $ 4,040,000       $ 4,597,000 $ 3,885,000 $ 4,040,000        
Common stock capital shares reserved for future issuance (in shares) 11,000,000