XML 17 R124.htm IDEA: XBRL DOCUMENT v2.4.0.6
Variable Interest Entities (Details Textual) (USD $)
In Millions, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Jun. 30, 2011
Variable Interest Entities (Textual) [Abstract]      
Balance related to consolidated VIEs of other liabilities $ 187 $ 88  
Variable Interest Entity [Line Items]      
Maximum exposure to loss 3,211   2,470
Variable Interest Entities (Additional Textual) [Abstract]      
Trading assets arising due to "failed sale" accounting treatment 62 73  
Long-term liabilities arising due to "failed sale" accounting treatment 73 89  
Asset Backed Commercial Paper Conduits [Member]
     
Variable Interest Entity [Line Items]      
Maximum exposure to loss 1,142 677  
Credit card operations [Member]
     
Variable Interest Entities (Textual) [Abstract]      
Remaining balances related to consolidated VIEs as part of other assets 44    
Balance related to consolidated VIEs of other liabilities $ 273 $ 541