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EARNINGS PER SHARE (Tables)
 9 Months Ended
Jun. 30, 2017
EARNINGS PER SHARE [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]


The standards of accounting for earnings per share require companies to provide a reconciliation of the numerator and denominator of the basic and diluted earnings per share computations.  Basic and diluted earnings per share were calculated as follows:

  
Three Months Ended
June 30,
  
Nine Months Ended
June 30,
 
  
2017
  
2016
  
2017
  
2016
 
Numerator:
            
Net Income
 
$
19,939
  
$
18,702
  
$
60,450
   
39,142
 
Less: income attributable to participating securities
  
(52
)
  
(110
)
  
(191
)
  
(260
)
Earnings available to common shares
 
$
19,887
  
$
18,592
  
$
60,259
   
38,882
 
                 
Denominator:
                
Weighted average common shares
  
25,228,468
   
23,928,512
   
24,941,190
   
24,022,809
 
(Denominator for basic calculation)
                
                 
Weighted average effect of dilutive securities:
                
Share-based compensation
  
492,247
   
396,654
   
508,317
   
380,071
 
Diluted weighted average common shares
  
25,720,715
   
24,325,166
   
25,449,507
   
24,402,880
 
(Denominator for diluted calculation)
                
                 
Earnings per share:
                
                 
Basic
 
$
0.79
  
$
0.78
  
$
2.42
   
1.62
 
                 
Diluted
 
$
0.77
  
$
0.76
  
$
2.37
   
1.59