XML 14 R31.htm IDEA: XBRL DOCUMENT v3.20.1
EARNINGS PER SHARE (Tables)
 3 Months Ended
Mar. 31, 2020
EARNINGS PER SHARE [Abstract]  
Reconciliation of Basic to Diluted Earnings per Share
The following is a reconciliation of basic to diluted earnings per share for the three months ended March 31, 2020 and 2019:

  
Three Months Ended
March 31,
  
(000's omitted, except per share data)
  
2020
    
2019
  
Net income
  
$
40,134
    
$
41,946
  
Income attributable to unvested stock-based compensation awards
    
(146
)
    
(109
)
Income available to common shareholders
  
$
39,988
    
$
41,837
  
                 
Weighted-average common shares outstanding – basic
    
52,036
      
51,520
  
Basic earnings per share
  
$
0.77
    
$
0.81
  
                 
Net income
  
$
40,134
    
$
41,946
  
Income attributable to unvested stock-based compensation awards
    
(146
)
    
(109
)
Income available to common shareholders
  
$
39,988
    
$
41,837
  
                 
Weighted-average common shares outstanding – basic
    
52,036
      
51,520
  
Assumed exercise of stock options
    
420
      
541
  
Weighted-average common shares outstanding – diluted
    
52,456
      
52,061
  
Diluted earnings per share
  
$
0.76
    
$
0.80