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Earnings per Share Level 3 (Tables)
9 Months Ended
Sep. 30, 2012
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
 
Nine Months Ended
 
September 30,
 
September 30,
 
2012
 
2011
 
2012
 
2011
 
(Unaudited)
 
(Unaudited)
Weighted average basic common shares outstanding
47,232

 
46,606

 
47,436

 
45,930

Effect of dilutive securities:
 
 
 
 
 
 
 
Stock options
11

 
12

 
12

 
20

Contingent shares
136

 
80

 
128

 
69

Restricted stock and other
149

 
249

 
178

 
266

 Senior exchangeable notes

 
1,083

 

 
1,144

 Warrants

 

 

 
1,205

Weighted average diluted common and potential common shares outstanding
47,528

 
48,030

 
47,754

 
48,634