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Retirement Savings Plans (Details) (USD $)
12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Accrued compensation and benefits $ 166,538,000 $ 180,871,000    
Supplemental retirement savings plan obligations and other long-term liabilities 13,712,000 12,092,000 14,903,000  
401 (k) Plan [Member]
       
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Employee contribution to defined contribution plan 50.00%      
Matching contribution percentage of cash compensation 6.00%      
Matching contribution percentage of cash compensation 75.00%      
Contribution expense   26,800,000 26,100,000 21,600,000
Employer's contributions vesting period     3 years  
International Operations Defined Contribution Plan [Member]
       
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Contributions by employer   2,000,000 1,800,000 1,500,000
Supplemental Savings Plan [Member]
       
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Contribution expense   1,000,000 1,200,000 1,200,000
Contributions by employer   1,200,000    
Employee contribution percentage   50.00%    
Employee contribution percentage of bonus and commission   100.00%    
Employee contribution percentage that exceed limit set forth in defined contribution plan   5.00%    
Employer's contributions vesting period   5 years    
Compensation limit on contributions by employer   255,000    
Obligations due to participants   82,600,000    
Accrued compensation and benefits   7,900,000    
Supplemental retirement savings plan obligations and other long-term liabilities   6,100,000    
Investment gains   5,300,000    
Participant compensation deferral   10,400,000    
Distributions paid to participants   10,800,000    
Rabbi Trust [Member] | Supplemental Savings Plan [Member]
       
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Investment gains   5,200,000    
Carrying value of investment   $ 83,400,000