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EARNINGS PER SHARE:
 3 Months Ended
Mar. 31, 2017
Earnings Per Share [Abstract]  
Earnings Per Share
EARNINGS PER SHARE

The table below presents the computation of IDACORP’s basic and diluted earnings per share for the three months ended March 31, 2017 and 2016 (in thousands, except for per share amounts).
 
 
Three months ended
March 31,
 
 
2017
 
2016
Numerator:
 
 

 
 

Net income attributable to IDACORP, Inc.
 
$
33,102

 
$
25,729

Denominator:
 
 

 
 

Weighted-average common shares outstanding - basic
 
50,356

 
50,299

Effect of dilutive securities
 
41

 
38

Weighted-average common shares outstanding - diluted
 
50,397

 
50,337

Basic earnings per share
 
$
0.66

 
$
0.51

Diluted earnings per share
 
$
0.66

 
$
0.51