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Earnings per Share Level 3 (Tables)
6 Months Ended
Jun. 30, 2011
Earnings Per Share [Abstract]  
Schedule of Weighted Average Number of Shares [Table Text Block]
The
following table summarizes the calculation of weighted average common shares outstanding used in the computation of diluted earnings per share (in thousands):


 
Three Months Ended
 
Six Months Ended
 
June 30,
 
June 30,
 
2011
 
2010
 
2011
 
2010
 
(Unaudited)
 
(Unaudited)
Weighted average basic common shares outstanding
45,945


 
44,651


 
45,587


 
44,743


Effect of dilutive securities:
 
 
 
 
 
 
 
Stock options
23


 
55


 
24


 
56


Contingent shares
68


 
44


 
63


 
37


Restricted stock and other
230


 
568


 
274


 
550


 Senior exchangeable notes
1,097


 
1,823


 
1,176


 
1,586


 Warrants
1,299


 
816


 
1,818


 
424


Weighted average diluted common and potential common shares outstanding
48,662


 
47,957


 
48,942


 
47,396