XML 36 R23.htm IDEA: XBRL DOCUMENT v3.3.0.814
EARNINGS PER SHARE (Tables)
 9 Months Ended
Sep. 30, 2015
EARNINGS PER SHARE [Abstract]  
Components of basic and diluted earnings per share
The following table presents the components of basic and diluted earnings per share of common stock for the three months and nine months ended September 30, 2015 and 2014 (in thousands, except per share amounts):

  
Three months ended
September 30,
  
Nine months ended
September 30,
 
  
2015
  
2014
  
2015
  
2014
 
         
Net earnings attributable to Kirby
 
$
56,843
  
$
76,717
  
$
175,996
  
$
213,955
 
Undistributed earnings allocated to restricted shares
  
(347
)
  
(449
)
  
(1,044
)
  
(1,255
)
Income available to Kirby common stockholders - basic
  
56,496
   
76,268
   
174,952
   
212,700
 
Undistributed earnings allocated to restricted shares
  
347
   
449
   
1,044
   
1,255
 
Undistributed earnings reallocated to restricted shares
  
(347
)
  
(447
)
  
(1,042
)
  
(1,250
)
Income available to Kirby common stockholders - diluted
 
$
56,496
  
$
76,270
  
$
174,954
  
$
212,705
 
                 
Shares outstanding:
                
Weighted average common stock issued and outstanding
  
54,721
   
57,059
   
55,414
   
56,992
 
Weighted average unvested restricted stock
  
(335
)
  
(334
)
  
(329
)
  
(334
)
Weighted average common stock outstanding - basic
  
54,386
   
56,725
   
55,085
   
56,658
 
Dilutive effect of stock options
  
86
   
194
   
108
   
200
 
Weighted average common stock outstanding - diluted
  
54,472
   
56,919
   
55,193
   
56,858
 
                 
Net earnings per share attributable to Kirby common stockholders:
                
Basic
 
$
1.04
  
$
1.34
  
$
3.18
  
$
3.75
 
Diluted
 
$
1.04
  
$
1.34
  
$
3.17
  
$
3.74