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Share Data (Tables)
 12 Months Ended
Dec. 31, 2011
Share Data [Abstract]  
Calculation Of Basic And Diluted Earnings Per Share
September 30, September 30, September 30,
       Year Ended December 31,  

(in thousands, except per share amounts)

      2011      2010      2009  

Earnings per share calculation – basic

           

Income (loss) from continuing operations attributable to common shareholders

      $ 22,546       $ 8,242       $ (75,201 ) 

Amount allocated to participating securities

        (551 )       (265 )       637   
    

 

 

     

 

 

     

 

 

  

Income (loss) from continuing operations attributable to common shareholders, net of amount allocated to participating securities

        21,995         7,977         (74,564 ) 

Income from discontinued operations, including gain on sale, attributable to common shareholders

        26,833         14,974         24,401   
    

 

 

     

 

 

     

 

 

  

Net income (loss) attributable to common shareholders, as adjusted

      $ 48,828       $ 22,951       $ (50,163 ) 
    

 

 

     

 

 

     

 

 

  

Income (loss) from continuing operations attributable to common shareholders,as adjusted – per share

      $ 0.30       $ 0.11       $ (1.19 ) 

Income from discontinued operations, including gain on sale, attributable to common shareholders – per share

        0.37         0.22         0.39   
    

 

 

     

 

 

     

 

 

  

Net income (loss) attributable to common shareholders, as adjusted – per share

      $ 0.67       $ 0.33       $ (0.80 ) 
    

 

 

     

 

 

     

 

 

  

Weighted average number of common shares outstanding – basic

        72,756         68,608         62,359   

Earnings per share calculation – diluted

           

Income (loss) from continuing operations attributable to common shareholders, net of amount allocated to participating securities

      $ 21,995       $ 7,977       $ (74,564 ) 

Income allocated to common units

        45         —           —     
    

 

 

     

 

 

     

 

 

  

Income (loss) from continuing operations attributable to common shareholders, as adjusted

        22,040         7,977         (74,564 ) 

Income from discontinued operations, including gain on sale, attributable to

common shareholders

        26,833         14,974         24,401   
    

 

 

     

 

 

     

 

 

  

Net income (loss) attributable to common shareholders, as adjusted

      $ 48,873       $ 22,951       $ (50,163 ) 
    

 

 

     

 

 

     

 

 

  

Income (loss) from continuing operations attributable to common shareholders, as adjusted – per share

      $ 0.30       $ 0.11       $ (1.19 ) 

Income from discontinued operations, including gain on sale, attributable to common shareholders – per share

        0.36         0.22         0.39   
    

 

 

     

 

 

     

 

 

  

Net income (loss) attributable to common shareholders, as adjusted – per share

      $ 0.66       $ 0.33       $ (0.80 ) 
    

 

 

     

 

 

     

 

 

  

Weighted average number of common shares outstanding – basic

        72,756         68,608         62,359   

Incremental shares issuable from assumed conversion of:

           

Common share options and share awards granted

        706         349         —     

Common units

        239         —           —     
    

 

 

     

 

 

     

 

 

  

Weighted average number of common shares outstanding – diluted

        73,701         68,957         62,359