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SHAREHOLDERS' EQUITY (Details) - USD ($)
12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2014
Dec. 12, 2014
Sep. 30, 2012
September 2013 share repurchase program            
Treasury Stock, Number of Shares and Restriction Disclosures [Abstract]            
Authorized amount under the share repurchase program     $ 2,000,000 $ 4,000,000    
Shares purchased (in shares)         345,081  
Share repurchase price (in dollars per share)         $ 7.02  
Total purchase price         $ 2,422,000  
Restricted stock            
Restricted Shares            
Shares granted but not yet vested 672,875 648,225 627,425     580,180
Vesting period for shares issued 5 years          
Compensation expense $ 906,000 $ 805,000 $ 691,000      
Unearned compensation $ 2,184,000          
Remaining weighted average vesting period 2 years 7 months 6 days          
2012 Stock Incentive Plan            
Restricted Shares            
Shares authorized for issuance 600,000          
Shares outstanding 414,625          
Number of shares issued 414,925          
Prior Plans            
Restricted Shares            
Number of additional awards available for grant 0          
Prior Plans | Restricted stock            
Restricted Shares            
Shares granted but not yet vested 258,250