Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details 6)

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Fair Value Measurements (Details 6) (USD $)
In Millions
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Jun. 30, 2010
Level Three Realized And Unrealized Gains Losses Included In Earnings        
Equity Investment Income (Loss) $ 192 $ 1,033 $ 314 $ 1,569
Trading Account Profits (Losses) 909 668 1,463 615
Mortgage Banking Income (Loss) (1,196) (624) (96) 602
Other Income (Loss) (63) (371) 383 (550)
Total (158) 706 2,064 2,236
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets and Liabilities Still Held at Reporting Date        
Equity Investment Income 150 716 137 635
Trading Account Profits (Losses) 417 770 758 1,462
Mortgage Banking Income (Loss) (2,779) (2,301) (2,861) (2,718)
Other Income (Loss) (197) (334) (24) (371)
Total $ (2,409) $ (1,149) $ (1,990) $ (992)