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AGENCY MORTGAGE-BACKED SECURITIES (Tables)
9 Months Ended
Sep. 30, 2012
Schedule of Available-for-sale Securities Reconciliation
The following tables present the Company’s available-for-sale Agency mortgage-backed securities portfolio as of September 30, 2012 and December 31, 2011 which were carried at their fair value:

 
September 30, 2012
 
Freddie Mac
   
Fannie Mae
   
Ginnie Mae
   
Total Mortgage-
Backed Securities
 
   
(dollars in thousands)
 
                         
Agency mortgage-backed securities, par value
  $ 45,694,153     $ 74,191,691     $ 296,707     $ 120,182,551  
Unamortized discount
    (9,552 )     (14,615 )     (391 )     (24,558 )
Unamortized premium
    2,009,836       3,443,390       24,344       5,477,570  
Amortized cost
    47,694,437       77,620,466       320,660       125,635,563  
                                 
Gross unrealized gains
    1,535,949       2,546,506       21,808       4,104,263  
Gross unrealized losses
    (17,193 )     (124,164 )     (755 )     (142,112 )
                                 
Estimated fair value
  $ 49,213,193     $ 80,042,808     $ 341,713     $ 129,597,714  
 
   
Amortized Cost
    Gross Unrealized
Gain
   
Gross Unrealized
Loss
   
Estimated Fair
Value
 
   
(dollars in thousands)
 
                         
Adjustable rate
  $ 6,671,582     $ 289,871     $ (4,450 )   $ 6,957,003  
Fixed rate
    118,963,981       3,814,392       (137,662 )     122,640,711  
                                 
Total
  $ 125,635,563     $ 4,104,263     $ (142,112 )   $ 129,597,714  

 
December 31, 2011
 
Freddie Mac
   
Fannie Mae
   
Ginnie Mae
   
Total Mortgage
Backed Securities
 
   
(dollars in thousands)
 
                         
Agency mortgage-backed securities, par value
  $ 34,395,542     $ 63,066,372     $ 500,968     $ 97,962,882  
Unamortized discount
    (9,874 )     (13,632 )     (399 )     (23,905 )
Unamortized premium
    1,139,881       2,205,138       15,949       3,360,968  
Amortized cost
    35,525,549       65,257,878       516,518       101,299,945  
                                 
Gross unrealized gains
    973,476       2,081,282       31,474       3,086,232  
Gross unrealized losses
    (15,243 )     (118,871 )     (1,008 )     (135,122 )
                                 
Estimated fair value
  $ 36,483,782     $ 67,220,289     $ 546,984     $ 104,251,055  
 
                         
   
Amortized Cost
   
Gross Unrealized
Gain
   
Gross Unrealized
Loss
   
Estimated Fair
Value
 
   
(dollars in thousands)
 
                         
Adjustable rate
  $ 8,698,746     $ 345,642     $ (3,188 )   $ 9,041,200  
Fixed rate
    92,601,199       2,740,590       (131,934 )     95,209,855  
                                 
Total
  $ 101,299,945     $ 3,086,232     $ (135,122 )   $ 104,251,055  
Schedule of Agency Mortgage Backed Securities by Estimated Weighted Average Life Classification
The following table summarizes the Company’s Agency mortgage-backed securities as of September 30, 2012 and December 31, 2011, according to their estimated weighted-average life classifications:

   
September 30, 2012
   
December 31, 2011
 
 
Weighted-Average Life
 
Fair Value
   
Amortized
Cost
   
Fair Value
   
Amortized
Cost
 
   
(dollars in thousands)
 
Less than one year
  $ 4,424,036     $ 4,379,206     $ 1,715,530     $ 1,697,101  
Greater than one year through five years
    124,868,825       120,967,061       97,344,791       94,534,782  
Greater than five years through ten years
    304,853       289,296       4,447,540       4,348,841  
Greater than 10 years
    -       -       743,194       719,221  
Total
  $ 129,597,714     $ 125,635,563     $ 104,251,055     $ 101,299,945  
Schedule of Continuous Unrealized Loss Position
The following table presents the gross unrealized losses and estimated fair value of the Company’s Agency mortgage-backed securities by length of time that such securities have been in a continuous unrealized loss position at September 30, 2012 and December 31, 2011.

   
Unrealized Loss Position For:
(dollars in thousands)
 
   
Less than 12 Months
   
12 Months or More
   
Total
 
   
Estimated
Fair Value
   
Unrealized
Losses
   
Estimated
Fair Value
   
Unrealized
Losses
   
Estimated
Fair Value
   
Unrealized
Losses
 
                                     
September 30, 2012
  $ 1,302,641     $ (31,172 )   $ 360,621     $ (110,940 )   $ 1,663,262     $ (142,112 )
December 31, 2011
  $ 1,087,552     $ (118,593 )   $ 883,143     $ (16,529 )   $ 1,970,695     $ (135,122 )