Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details) (USD $)
In Millions, unless otherwise specified
 1 Months Ended 3 Months Ended 1 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended
Mar. 31, 2009
Medicaid Agency
Mar. 31, 2009
Medicaid Agency
Apr. 30, 2012
School MAX Customers
More than
Jun. 30, 2012
Credit Facilities and Performance Bonds
Sep. 30, 2011
Credit Facilities and Performance Bonds
Jun. 30, 2012
Credit Facilities and Performance Bonds
Credit Facility
Letters of credit
Jun. 30, 2012
Flexible New Deal contract
Sep. 30, 2011
Flexible New Deal contract
Jun. 30, 2012
Contracts
Jun. 30, 2012
Contracts
Jun. 30, 2011
Contracts
Commitments and Contingencies                      
Amount of claim $ 2.3   $ 10.0                
Loss in period   0.7                  
Outstanding amount           18.5          
Outstanding amount of performance bond commitments       25.4 16.9            
Reserve recorded to cover the liabilities               0.5      
Claim received for revenue foregone             2.7        
Cost recoveries, net of subcontractor expenses             1.7        
Charge on a fixed price contract                 (4.4) (6.8) 7.3
Additional revenue recognized from significant contract                 $ 10.2 $ 10.2