Note 6 - Earnings Per Share (Details) - Net income (loss) per share: (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Net income (loss) per share: [Abstract]
Net (loss) income (in Dollars)	$ 5,236	$ 22,852	$ (3,574)
Average shares outstanding – basic	34,374,775	34,358,367	34,378,288
Impact of stock options	249,000	93,000
Average shares outstanding – diluted	34,623,325	34,451,367	34,378,288
Basic earnings (loss) per share (in Dollars per share)	$ 0.15	$ 0.67	$ (0.10)
Diluted earnings (loss) per share (in Dollars per share)	$ 0.15	$ 0.66	$ (0.10)