Quarterly report pursuant to Section 13 or 15(d)

Securitizations and Other Variable Interest Entities - Other (Details)

v2.4.0.6
Securitizations and Other Variable Interest Entities - Other (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended
Mar. 31, 2012
Dec. 31, 2011
Mar. 31, 2011
Dec. 31, 2010
Mar. 31, 2012
Other Investment Vehicles Funds Trusts Conduits And Real Estate Vehicles [Member]
Dec. 31, 2011
Other Investment Vehicles Funds Trusts Conduits And Real Estate Vehicles [Member]
Mar. 31, 2012
Investment Vehicles [Member]
Dec. 31, 2011
Investment Vehicles [Member]
Mar. 31, 2012
Other Asset Back Financing Arrangement [Member]
Dec. 31, 2011
Other Asset Back Financing Arrangement [Member]
Mar. 31, 2012
Consolidated VIEs [Member]
Dec. 31, 2011
Consolidated VIEs [Member]
Mar. 31, 2012
Consolidated VIEs [Member]
Other Investment Vehicles Funds Trusts Conduits And Real Estate Vehicles [Member]
Dec. 31, 2011
Consolidated VIEs [Member]
Other Investment Vehicles Funds Trusts Conduits And Real Estate Vehicles [Member]
Mar. 31, 2012
Consolidated VIEs [Member]
Investment Vehicles [Member]
Dec. 31, 2011
Consolidated VIEs [Member]
Investment Vehicles [Member]
Dec. 31, 2011
Consolidated VIEs [Member]
Leveraged Lease Trusts [Member]
Mar. 31, 2012
Unconsolidated VIEs [Member]
Other Investment Vehicles Funds Trusts Conduits And Real Estate Vehicles [Member]
Dec. 31, 2011
Unconsolidated VIEs [Member]
Other Investment Vehicles Funds Trusts Conduits And Real Estate Vehicles [Member]
Mar. 31, 2012
Unconsolidated VIEs [Member]
Investment Vehicles [Member]
Dec. 31, 2011
Unconsolidated VIEs [Member]
Investment Vehicles [Member]
Mar. 31, 2012
Unconsolidated VIEs [Member]
Real Estate Vehicles [Member]
Dec. 31, 2011
Unconsolidated VIEs [Member]
Real Estate Vehicles [Member]
Variable Interest Entity [Line Items]                                              
Maximum loss exposure         $ 12,683 $ 14,715 $ 2,500 $ 4,400 $ 4,500 $ 4,700     $ 5,681 $ 7,429       $ 7,002 $ 7,286        
On Balance Sheet Assets [Abstract]                                              
Derivative assets 59,051 73,023     837 834         1,109 1,634 433 394       404 440        
AFS Debt Securities 297,040 276,151     59 62             0 0       59 62        
Loans and leases 902,294 926,200     5,267 5,511         133,742 140,194 4,939 5,154       328 357        
Allowance for loan and lease losses (32,211) (33,783) (39,843) (41,885) (6) (9)         (4,509) (5,066) (5) (8)       (1) (1)        
Loans held-for-sale 12,973 13,762     637 704         1,577 1,635 98 106       539 598        
Other Assets 150,410 145,686     5,911 7,632         3,118 4,769 238 1,809       5,673 5,823        
Total assets 2,181,449 2,129,046 2,274,532 [1]   12,705 14,734         143,957 151,761 5,703 7,455 872 2,600 4,800 7,002 7,279 5,300 5,500 5,300 5,400
On Balance Sheet Liabilities [Abstract]                                              
Commercial paper and other short-term borrowings 39,254 35,698                 5,598 5,777                      
Long-term debt 354,912 372,265     10 10         44,267 49,054 10 10       0 0        
Other Liabilities         2,291 2,399         978 1,116 718 694       1,573 1,705        
Total liabilities 1,948,950 1,898,945     2,301 2,409         50,843 55,947 728 704       1,573 1,705        
Consolidated, Total assets of VIEs                         5,703 7,455                  
Unconsolidated, Total assets of VIEs                                   10,749 11,055        
Total assets of VIEs         $ 16,452 $ 18,510                                  
In Text Details [Abstract]                                              
Financing provided for asset-backed financing arrangements, percentage                 75.00%                            
[1] There were no material intersegment revenues.