CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Sep. 30, 2014
Statement of Financial Position [Abstract]    
Accounts receivable, net allowances $ 6,121 $ 7,336
Contract costs, net of progress payments 14,592 16,985
Debt discount, long term debt $ 7,632 $ 9,584