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Earnings Per Share - Schedule of Earnings Per Share Basic and Diluted (Details) (Parenthetical) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Antidilutive securities excluded from computation of earnings per share   121,180   121,180
Convertible debenture outstanding $ 0 $ 1,600 $ 859 $ 3,800
Fiscal 2017 [Member] | Minimum [Member]        
Common stock conversion price $ 10.25   $ 10.25  
Fiscal 2017 [Member] | Maximum [Member]        
Common stock conversion price 12.50   12.50  
Fiscal 2016 [Member]        
Common stock conversion price 10.25   10.25  
Fiscal 2016 [Member] | Minimum [Member]        
Common stock conversion price 10.00   10.00  
Fiscal 2016 [Member] | Maximum [Member]        
Common stock conversion price $ 12.50   $ 12.50  
Restricted Stock [Member]        
Number of options outstanding during period