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Accumulated Other Comprehensive Income (Tables)
12 Months Ended
Dec. 31, 2011
Accumulated Other Comprehensive Income [Abstract]  
Components Of Accumulated Other Comprehensive Income
Components Of Comprehensive Income
     For the year ended  
     December 31, 2011     December 31, 2010     December 31, 2009  

Net Income

   $ 284,373      $ 169,500      $ 174,400   

Unrealized gain (loss) on agency securities

     223,483        (26,217     156,090   

Unrealized loss on short term investment

     (150     (136     —     

Unrealized gain (loss) on derivative instruments

     (155,902     (20,479     26,754   
  

 

 

   

 

 

   

 

 

 

Comprehensive income

   $ 351,804      $ 122,668      $ 357,244