v2.4.0.6
Long-term Obligations (Details) (USD $)
 6 Months Ended
Dec. 31, 2012
Jun. 30, 2012
Notes payable for computer software licenses and maintenance services
    
Lease commitments and notes payable    
Payment term of equipment lease line of credit 3 years  
Interest rate (as a percent) 2.80%  
Notes payable $ 1,100,000 $ 1,900,000
Lease line of credit 1
    
Lease commitments and notes payable    
Maximum borrowing capacity 35,000,000  
Amount outstanding under lease line of credit 40,400,000  
Computer equipment
    
Lease commitments and notes payable    
Interest rate, minimum (as a percent) 2.62%  
Interest rate, maximum (as a percent) 4.96%  
Payment term of equipment lease line of credit 36 months  
Purchase option at the end of payment term 1  
Cost of capital leases 101,100,000 81,900,000
Accumulated depreciation 64,600,000 54,400,000
Net carrying value of leased asset $ 36,500,000 $ 27,500,000