XML 29 R40.htm IDEA: XBRL DOCUMENT v2.4.0.6
Accounts Payable and Accrued Expenses (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Sep. 30, 2012
Accounts Payable and Accrued Liabilities [Line Items]    
Accounts payable $ 5,046 $ 8,246
Accrued compensation and benefits 18,626 24,372
Other accrued expenses 7,858 8,247
Accounts payable and accrued expenses, total $ 31,530 $ 40,865