XML 62 R18.htm IDEA: XBRL DOCUMENT v2.4.1.9
Earnings Per Share
 3 Months Ended
Mar. 31, 2015
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings Per Share
 
The following table presents the calculation of Pinnacle West’s basic and diluted earnings per share for the three months ended March 31, 2015 and 2014 (in thousands, except per share amounts):
 
Three Months Ended 
 March 31,
 
 
2015
 
2014
 
Net income attributable to common shareholders
$
16,122

 
$
15,766

 
Weighted average common shares outstanding — basic
110,916

 
110,257

 
Net effect of dilutive securities:
 

 
 

 
Contingently issuable performance shares and restricted stock units
461

 
631

 
Weighted average common shares outstanding — diluted
111,377

 
110,888

 
Earnings per average common share attributable to common shareholders — basic
$
0.15

 
$
0.14

 
Earnings per average common share attributable to common shareholders — diluted
$
0.14

 
$
0.14