Supporting Financial Information - Accrued Payroll (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Sep. 30, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accrued payroll related to billed receivables	$ 2,469	$ 2,440
Accrued payroll related to unbilled accounts receivable	355	348
Total accrued payroll related to unbilled accounts receivable	355	9,025
Accrued payroll	2,824	11,465
Department of Labor \| Unfavorable Regulatory Action
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accrued payroll related to retroactive payment claim	$ 0	$ 8,677

Employee Related Liabilities, Accrued Payroll Attributable to Billed Receivables

No definition available.

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- Definition

Employee-related Liabilities, Accrued Payroll Attributable to Retroactive Payment Cases

+ References

No definition available.

+ Details

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- Definition

Employee Related Liabilities, Accrued Payroll Attributable to Unbilled Receivables

+ References

No definition available.

+ Details

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- Definition

Employee Related Liabilities, Accrued Payroll Attributable to Unbilled Receivables, Total

+ References

No definition available.

+ Details

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- Definition

Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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