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Earnings (Loss) Per Share (Tables)
 3 Months Ended
Mar. 31, 2014
Earnings Per Share [Abstract]  
Computation of basic and diluted loss per share
The following table sets forth the computation of basic and diluted net income (loss) per share:
 
 
Three Months Ended March 31,
 
 
2014
 
2013
Net income (loss) per share:
 
(In thousands, except per share amounts)
Numerator:
 
 

 
 

Net income (loss)
 
$
7,804

 
$
(10,402
)
Denominator:
 
 
 
 
Weighted-average shares outstanding - basic
 
113,590

 
111,599

Effect of potential dilutive common shares
 
3,039

 
—

Weighted-average shares outstanding - diluted
 
116,629

 
111,599

Basic net income (loss) per share
 
$
0.07

 
$
(0.09
)
Diluted net income (loss) per share
 
$
0.07

 
$
(0.09
)