CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $) In Thousands, except Per Share data, unless otherwise specified	Sep. 30, 2012	Sep. 30, 2011
Allowances for accounts receivables (in Dollars)	$ 5,433	$ 6,072
Progress payments on contract costs (in Dollars)	3,748	9,697
Debt discount on long term debt Non current (in Dollars)	$ 16,607	$ 19,693
Preferred stock, par value (in Dollars per share)	$ 0.25	$ 0.25
Preferred stock, shares authorized (in Shares)	3,000	3,000
Preferred stock, shares issued (in Shares)	0	0
Common stock, par value (in Dollars per share)	$ 0.25	$ 0.25
Common stock, shares authorized (in Shares)	85,000	85,000
Common stock, shares issued (in Shares)	76,509	76,184
Treasury stock, shares (in Shares)	15,621	14,434