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Earnings Per Share
3 Months Ended
Mar. 31, 2013
Earnings Per Share [Abstract]  
Earnings Per Share
EARNINGS PER SHARE
A reconciliation of the weighted average common shares outstanding used in the basic and diluted earnings per weighted average common share (EPS) calculation for the three months ended March 31 was as follows (in thousands):
 
2013
 
2012
Weighted average common shares outstanding:
 
 
 
Basic EPS calculation
110,767

 
110,716

Effect of dilutive share-based awards
9

 
25

Diluted EPS calculation
110,776

 
110,741



For the three months ended March 31, 2013 and 2012, there were no potentially dilutive securities excluded from the calculation of diluted EPS.