Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details) (USD $)
 1 Months Ended 3 Months Ended 1 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Mar. 31, 2009
Medicaid Agency
Mar. 31, 2009
Medicaid Agency
Sep. 30, 2008
School MAX Customers
Apr. 30, 2012
School MAX Customers
More than
Mar. 31, 2012
Credit Facilities and Performance Bonds
Sep. 30, 2011
Credit Facilities and Performance Bonds
Mar. 31, 2012
Credit Facilities and Performance Bonds
Credit Facility
Letters of credit
Sep. 30, 2011
Flexible New Deal contract
Mar. 31, 2012
Flexible New Deal contract
Letters of credit
Mar. 31, 2012
Loss contract
Mar. 31, 2011
Loss contract
Mar. 31, 2012
Loss contract
Mar. 31, 2011
Loss contract
Commitments and Contingencies                          
Amount of claim $ 2,300,000     $ 10,000,000                  
Loss in period   700,000                      
Final audit report disputed amount     42,000                    
Outstanding amount             14,000,000            
Outstanding amount of performance bond commitments         17,100,000 16,900,000              
Reserve recorded to cover the liabilities               500,000          
Claim received for revenue foregone                 2,700,000        
Cost recoveries, net of subcontractor expenses                 1,500,000        
Charge on a fixed price contract                   (2,600,000) 4,200,000 (2,600,000) 7,300,000
Amount of recorded liability related to anticipated losses                   $ 1,500,000   $ 1,500,000