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Earnings (Loss) Per Share (Tables)
 9 Months Ended
Sep. 30, 2013
Earnings Per Share [Abstract]  
Calculation of Basic and Diluted Earnings Per Share
The calculation of basic and diluted earnings (loss) per share (“EPS”) is presented below.
 
Three Months Ended September 30,
Nine Months Ended September 30,
 
2013
2012
2013
2012
 
(in millions, except per share amounts)
Basic EPS
 
 
 
 
Net income (loss)
$
(132
)
$
(13
)
$
(259
)
$
98

Weighted average common shares outstanding
17.2

10.2

14.1

10.1

Basic EPS
(7.66
)
(1.25
)
(18.29
)
9.68

 
 
 
 
 
Diluted EPS
 
 
 
 
Net income (loss)
$
(132
)
$
(13
)
$
(259
)
$
98

Weighted average common shares outstanding
17.2

10.2

14.1

10.1

Dilutive effect of stock awards
—

—

—

—

Weighted average diluted shares outstanding
17.2

10.2

14.1

10.1

Diluted EPS
$
(7.66
)
$
(1.25
)
$
(18.29
)
$
9.68