XML 12 R39.htm IDEA: XBRL DOCUMENT v2.4.0.6
Notes Receivable (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Sep. 30, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Notes Receivable $ 8,246 $ 5,493
Allowance for doubtful notes      
Total 8,246 5,493
Less current portion 7,426 3,806
Non-current notes receivable $ 820 $ 1,687