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Stockholders' Equity (Tables)
 12 Months Ended
Dec. 31, 2013
Stockholders' Equity Note [Abstract]  
Schedule of Treasury Stock by Class
Following are our monthly stock repurchases for the periods presented, all of which were purchased as part of publicly announced plans or programs:
 
Total Number of Shares Purchased
Average Price paid per Share
Approximate Dollar Value of
Shares that May Yet be
Purchased under the Program
Plan Expiration
 
 
 
 
 
November 16, 2012 - November 30, 2012
256,262

$
21.58

$
—

August 15, 2013
December 1, 2012 - December 31, 2012
873,146

$
24.26

$
—

August 15, 2013
Totals for 2012
1,129,408

$
23.65

 
 
 
 
 
 
 
December 4, 2013 - December 11, 2013
600,000

$
13.18

$
62,074,000

May 14, 2014
Totals for 2013
600,000