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Earnings Per Share (Tables)
 12 Months Ended
Dec. 31, 2011
Earnings Per Share [Abstract]  
Schedule Of Basic And Diluted Earnings Per Share

 

     Years Ended December 31,  

$ in millions except share and per share amounts

    2011     2010      2009  

Net income (loss)

    $ (1,319 )    $ 53       $ 634   

Net income (loss) available to common shareholders

    $ (1,319 )    $ 53       $ 623   

Basic weighted average shares(1)

     197,019,968        202,421,433         208,156,622   

Effect of common stock equivalents:

        

Stock options

      —          599,701         —     
  

 

 

    

 

 

     

 

 

  

Diluted weighted average shares

      197,019,968        203,021,134         208,156,622   
  

 

 

    

 

 

     

 

 

  

Net income (loss) per common share:

        

Basic

    $ (6.69 )    $ 0.26       $ 2.99   
  

 

 

    

 

 

     

 

 

  

Diluted

    $ (6.69 )    $ 0.26       $ 2.99   
  

 

 

    

 

 

     

 

 

  

(1)—

Includes 5,080,742, 5,325,428 and 5,259,561 of unvested restricted stock and units that receive nonforfeitable dividends or dividend equivalents for the years ended December 31, 2011, 2010 and 2009, respectively.