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Earnings per Share Level 3 (Tables)
9 Months Ended
Sep. 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
 
Nine Months Ended
 
September 30,
 
September 30,
 
2011
 
2010
 
2011
 
2010
 
(Unaudited)
 
(Unaudited)
Weighted average basic common shares outstanding
46,606

 
44,736

 
45,930

 
44,741

Effect of dilutive securities:
 
 
 
 
 
 
 
Stock options
12

 
55

 
20

 
58

Contingent shares
80

 
38

 
69

 
37

Restricted stock and other
249

 
591

 
266

 
564

 Senior exchangeable notes
1,083

 
2,030

 
1,144

 
1,735

 Warrants

 
1,505

 
1,205

 
788

Weighted average diluted common and potential common shares outstanding
48,030

 
48,955

 
48,634

 
47,923