Quarterly report pursuant to Section 13 or 15(d)

Business Segment Information (Details 2)

v2.3.0.15
Business Segment Information (Details 2) (USD $)
In Millions
Sep. 30, 2011
Dec. 31, 2010
Sep. 30, 2010
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets $ 2,219,628 [1] $ 2,264,909 $ 2,339,660 [1]
Operating Segments [Member]
      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets 2,018,052   2,106,504
ALM activities, including securities portfolio [Member]
      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets 653,131   603,242
Equity investments [Member]
      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets 14,659   42,032
Liquidating Businesses [Member]
      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets 38,133   42,111
Elimination of segment excess asset allocations to match liabilities [Member]
      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets (623,902)   (612,451)
Other Adjustment [Member]
      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets $ 119,555   $ 158,222
[1] There were no material intersegment revenues.