XML 29 R24.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stockholders' Equity (Tables)
 6 Months Ended
Jun. 30, 2014
Stockholders' Equity  
Reconciliation of number of shares outstanding with the number of shares used in computing basic and diluted earnings per share

The following table reconciles the number of shares outstanding with the number of shares used in computing basic and diluted earnings per share for each of the periods presented (in thousands):

 
   Three Months Ended
June 30,		   Six Months Ended
June 30,		  
 
   2014   2013   2014   2013  

Common shares outstanding, end of period(a)

     37,748     37,257     37,748     37,257  

Effect of using weighted average common shares outstanding

     (42 )   (67 )   (104 )   (129 )
                   
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Shares used in computing earnings per share—basic

     37,706     37,190     37,644     37,128  

Effect of shares issuable under stock option plans based on the treasury stock method

     144     121     165     107  

Effect of contingently issuable restricted shares

     30     54     105     114  
                   
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Shares used in computing earnings per share—diluted

     37,880     37,365     37,914     37,349  
                   
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
                   
(a)
Excludes 0.1 million shares of unvested contingently issuable restricted stock outstanding as of June 30, 2013.