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Earnings Per Share Earnings Per Share Tables (Tables)
3 Months Ended
Mar. 31, 2013
Earnings Per Share [Abstract]  
Schedule of Weighted Average Number of Shares
Weighted average shares-basic and diluted for the three months ended March 31, 2013 and 2012 are as follows (in thousands):
 
Three Months Ended March 31,
 
2013
 
2012
Weighted average shares — basic
104,119

 
104,000

Dilutive potential common shares — stock options
133

 

Weighted average shares — diluted
104,252

 
104,000

Weighted average anti-dilutive stock options
3,123

 
5,026