Consolidated Balance Sheets (Parenthetical) (USD $)
Jun. 30, 2011
Sep. 30, 2010
Consolidated Balance Sheets    
Preferred stock, without par value    
Preferred stock, shares authorized 5,000,000 5,000,000
Common stock, without par value    
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 12,243,446 12,145,098
Common stock, shares outstanding 12,243,446 12,145,098