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Stock Compensation Plans And Stock Based Compensation (Details) - USD ($)
$ in Thousands
6 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Jan. 27, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock options, outstanding, aggregate intrinsic value $ 1,280    
Number of unvested stock options (shares) 226,100 141,200  
Unvested stock options, aggregate grant date fair value $ 486 $ 348  
Unvested stock options, aggregate intrinsic value $ 691    
Stock options vested during period (shares) 33,700 42,900  
Stock options vested during period, aggregate grant date fair value $ 82 $ 100  
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized 2,151,500    
Award vesting percentage 20.00%    
Award vesting period (years) 5 years    
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of unvested shares 0 0  
Equity Incentive Plan 2014      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized     352,366
Number of shares available for grant 226,866    
MRDP      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares available for grant 0