XML 53 R26.htm IDEA: XBRL DOCUMENT v3.2.0.727
Earnings Per Share (Tables)
 6 Months Ended
Jun. 30, 2015
Earnings Per Share [Abstract]  
Components of Basic and Diluted Earnings Per Share
The components of basic and diluted earnings per share are as follows:
 
Three Months Ended
June 30,
 
Six Months Ended June 30,
In millions, except per share amounts
2015
 
2014
 
2015
 
2014
Net (loss) income attributable to common stockholders
$
(265
)
 
$
96

 
$
(243
)
 
$
155

Weighted average outstanding shares of common stock
141.9

 
156.9

 
143.6

 
157.7

Dilutive effect of employee stock options, restricted stock and other stock awards
—

 
2.5

 
—

 
2.5

Common stock and common stock equivalents
141.9

 
159.4

 
143.6

 
160.2

Earnings per share:
 
 
 
 
 
 
 
Basic
$
(1.87
)
 
$
0.61

 
$
(1.69
)
 
$
0.98

Diluted
$
(1.87
)
 
$
0.60

 
$
(1.69
)
 
$
0.97