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Consolidated Balance Sheets Parenthetical - $ / shares
Sep. 30, 2017
Sep. 30, 2016
Consolidated Balance Sheets Parenthetical    
Preferred stock par value $ 0.01 $ 0.01
Preferred stock shares authorized 5,000,000 5,000,000
Preferred stock shares issued
Common stock par value $ 0.01 $ 0.01
Common stock shares authorized 50,000,000 50,000,000
Common stock shares issued 12,597,631 12,734,452
Common stock shares outstanding 12,597,631 12,734,452