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Commitments and Contingencies - Narrative (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jun. 30, 2012
lease
Jun. 30, 2011
Jun. 30, 2010
Contractual Obligations      
Operating Leases of Lessee, Number of Leases, Term Greater than Five Years 1    
Operating Lease, Renewal Option 10 years    
Rent Expense $ 4.5 $ 6.3 $ 6.6
Security Deposit - Letter of Credit
     
Contractual Obligations      
Security Deposit $ 5.9    
Minimum
     
Contractual Obligations      
Capital Lease, Term 12 months    
Operating Lease, Term 5 years    
Maximum
     
Contractual Obligations      
Capital Lease, Term 84 months    
Computer Equipment | Maximum
     
Contractual Obligations      
Operating Lease, Term 5 years