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Earnings (Loss) Per Share
 12 Months Ended
Dec. 31, 2011
Earnings (Loss) Per Share [Abstract]  
Earnings (Loss) Per Share
18.           Earnings (Loss) Per Share

The following is a reconciliation of the numerator and denominator of basic and diluted earnings (loss) per share for the years ended December 31, 2011, 2010, and 2009:

 
(In 000s except per share data)
   
 
Year Ended December 31,
       
 
Numerator:
   
2011
   
2010
   
2009
       
 
Net income (loss)- numerator for basic earnings per share
 
$
(157,693
)
$
47,330
   
$
10,374
       
                               
 
Denominator:
                           
 
Shares used for basic earnings (loss) per share
   
33,677
   
34,129
     
33,730
       
 
Effect of dilutive stock options and restricted stock units outstanding:
                           
 
Non-qualified stock options (1)
   
-
   
384
     
336
       
 
Restricted stock units (1)
   
-
   
389
     
293
       
 
Shares used for diluted earnings (loss) per share (1)
   
33,677
   
34,902
     
34,359
       
                               
 
Earnings per share:
                           
 
Basic
 
$
(4.68
)
$
1.39
   
$
0.31
       
 
Diluted (1)
 
$
(4.68
)
$
1.36
   
$
0.30
       
                               
 
Dilutive securities outstanding not included in the computation of earnings per share because their effect is anti-dilutive:
                           
 
        Non-qualified stock options
   
4,845
   
3,863
     
3,521
       
 
        Restricted stock units
   
469
   
81
     
186
       
                               
 
(1) The assumed exercise of stock-based compensation awards for the year ended December 31, 2011 was not considered because the impact would be anti-dilutive.