Summary of Significant Accounting Policies (Tables)
6 Months Ended
Jun. 30, 2012
Summary of Significant Accounting Policies [Abstract]  
Earnings per share are based upon the weighted-average shares outstanding
                                 
        Three Months Ended June 30,         Six Months Ended June 30,  
    2012     2011     2012     2011  

Net income

  $ 235     $ 218     $ 514     $ 435  
   

 

 

   

 

 

   

 

 

   

 

 

 

Weighted-average shares outstanding (in 000s)

    1,565       1,640       1,597       1,640  
   

 

 

   

 

 

   

 

 

   

 

 

 

Basic and diluted earnings per share

  $ 0.15     $ 0.13     $ 0.32     $ 0.27