CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $) In Thousands, except Per Share data	Sep. 30, 2011	Sep. 30, 2010
Allowances for accounts receivables (in Dollars)	$ 6,072	$ 6,581
Progress payments on contract costs (in Dollars)	9,697	1,423
Debt discount on long term debt Non current (in Dollars)	$ 19,693	$ 30,650
Preferred stock, par value (in Dollars per share)	$ 0.25	$ 0.25
Preferred stock, Shares authorized	3,000	3,000
Preferred stock, shares issued	0	0
Common stock, par value (in Dollars per share)	$ 0.25	$ 0.25
Common stock, Shares authorized	85,000	85,000
Common stock, shares issued	76,184	74,580
Treasury stock, shares	14,434	12,466