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Earnings Per Share Earnings Per Share Tables (Tables)
9 Months Ended
Sep. 30, 2014
Earnings Per Share [Abstract]  
Schedule of Weighted Average Number of Shares
Weighted average shares-basic and diluted for the three and nine months ended September 30, 2014 and 2013, respectively, are as follows (in thousands):
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2014
 
2013
 
2014
 
2013
Weighted average shares — basic
209,839

 
163,426

 
200,073

 
128,953

Dilutive potential common shares — stock options
272

 
177

 
252

 
168

Weighted average shares — diluted
210,111

 
163,603

 
200,325

 
129,121

Weighted average anti-dilutive stock options
2,200

 
2,784

 
2,200

 
2,908