Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Derivative Valuation Adjustments (Details)

v2.4.0.6
Derivatives - Derivative Valuation Adjustments (Details) (USD $)
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Dec. 31, 2011
Derivative Instruments and Hedging Activities Disclosure [Abstract]      
Credit Valuation Gains (Losses) For Counterparty Credit Risk Related To Derivative Assets $ 513,000,000 $ 148,000,000  
Credit Valuation Gains Losses Net Of Hedges Recognized In Trading Account Profits For Counterparty Credit Risk 149,000,000 (466,000,000)  
Decrease in Derivative Asset Value Related to Cumulative Counterparty Credit Risk Valuation 2,500,000,000   2,800,000,000
Credit Valuation Gain (Loss) Recognized In Trading Account Profit (Loss) Related to Changes in the Entity's Credit Quality (1,400,000,000) (308,000,000)  
Credit Valuation Gains Losses Net Of Hedges Recognized In Trading Account Profits Losses (1,500,000,000) (357,000,000)  
Decrease in Derivative Liability Value Related to Cumulative Counterparty Credit Risk Valuation $ 1,300,000,000   $ 2,400,000,000