CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2012	Sep. 30, 2012
CONSOLIDATED CONDENSED BALANCE SHEETS
Accounts receivable, reserve (in dollars)	$ 944	$ 942
Common stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, shares authorized	160,000,000	160,000,000
Common stock, shares issued	108,262,523	107,598,889
Common stock, shares outstanding	106,240,916	105,697,693
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0