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Net Income Per Common Share: Schedule of Earnings per Share (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Mar. 31, 2014
Mar. 31, 2013
Sep. 30, 2013
Earnings Per Share, Basic [Abstract]          
Numerator – net income $ 1,159 $ 1,278 $ 2,770 $ 2,986 $ 4,757
Preferred stock dividends 0 (207) (136) (408)  
Preferred stock discount accretion 0 (126) (70) (189)  
Net income to common shareholders 1,159 1,200 2,564 2,644  
Denominator – weighted average common shares outstanding 6,856,633 6,815,782 6,855,142 6,815,782  
Basic net income per common share (in dollars per share) $ 0.17 $ 0.18 $ 0.37 $ 0.39  
Earnings Per Share, Diluted [Abstract]          
Effect of dilutive stock options 40,149 15,538 34,815 10,324  
Effect of dilutive stock warrant 137,197 58,184 115,920 28,773  
Weighted average common shares and common stock equivalents 7,033,979 6,889,504 7,005,877 6,854,879  
Diluted net income per common share (in dollars per share) $ 0.16 $ 0.17 $ 0.37 $ 0.39  
Preferred Stock Redemption Discount $ 0 $ 255 $ 0 $ 255  
Stock Options
          
Earnings Per Share, Diluted [Abstract]          
Antidilutive securities excluded from computation of earnings per share 125,198     166,390  
Warrant
          
Earnings Per Share, Diluted [Abstract]          
Antidilutive securities excluded from computation of earnings per share   370,899 370,899