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Commitments and contingencies (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | 1 Months Ended | 12 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|---|
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Sep. 30, 2012
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Mar. 31, 2009
Medicaid Agency
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Apr. 30, 2012
School MAX Customers
More than
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Sep. 30, 2012
Flexible New Deal contract
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Sep. 30, 2011
Flexible New Deal contract
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Sep. 30, 2012
Contracts
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Sep. 30, 2011
Contracts
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| Commitments and Contingencies | |||||||
| Amount of claim | $ 2.3 | $ 10.0 | |||||
| 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 | 6.8 | 7.3 | |||||
| Additional revenue recognized from significant contract | $ 10.2 | ||||||
| Collective bargaining agreements | |||||||
| Percentage of employees covered by collective bargaining agreements | 15.00% | ||||||
| X | ||||||||||
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- Definition
Represents the revenue recognized from significant contract. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Represents the amount of payment received for revenue earned. No definition available.
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| X | ||||||||||
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- Definition
Represents the amount of claim received of cost recoveries, net of subcontractor expenses. No definition available.
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| X | ||||||||||
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- Definition
The percentage of employees covered by collective bargaining agreements as of the balance sheet date when it serves as a benchmark in a concentration of risk calculation. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The charge against earnings in the period to increase loss contingency liabilities, net of any adjustments to reduce previously estimated charges. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The value (monetary amount) of the award the plaintiff seeks in the legal matter. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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