XML 42 R81.htm IDEA: XBRL DOCUMENT v2.4.0.6
Nonperforming Assets (Parenthetical) (Detail) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Loans carried at fair value $ 433 [1] $ 492 [1]
Federal Housing Administration Loan
   
OREO 132 195
Commercial Portfolio Segment
   
Loans carried at fair value 2 4
Residential Mortgage Loans
   
Loans carried at fair value 431 488
Residential Mortgage Loans | Residential Nonguaranteed
   
Loans carried at fair value $ 431 $ 488
[1] Includes loans of consolidated VIEs $3,322 $2,869