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Note 8 - Earnings per Share (Details) - Anti-dilutive Securities (USD $)
12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Anti-dilutive Securities [Abstract]      
Stock options excluded (in Shares) 363,000 368,000 118,000
Weighted average exercise price of stock options $ 2.83 $ 2.84 $ 3.65
Average market price of common stock $ 2.24 $ 2.22 $ 2.73