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This item represents cash accruals on derivatives included in the Level 3 rollforward, but not reflected in the schedule of assets measured at fair value on a recurring basis.

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This item represents the cumulative gain or loss adjustment for non-performance risk included in fair value of derivatives.

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- Definition

This represents the reduction in Level 3 assets relating to debt securities as a result of the adoption of a new accounting pronouncement.

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This item represents the fair value of classes of assets remeasured at fair value on a non recurring basis during the period.

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- Definition

This represents the reduction in Level 3 assets for derivatives as a result of the adoption of a new accounting pronouncement.

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- Definition

This represents the reduction in Level 3 assets for retained interests as a result of the adoption of a new accounting pronouncement.

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6515133

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- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents investment securities as of the balance sheet date which may include marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the interests continued to be held by a transferor (retained or residual interest) after transferring financial assets to a third party.

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Fair Value Measurements (Parenthetical) (Details) (USD $) In Millions	3 Months Ended		6 Months Ended																	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010	Jun. 30, 2011 Retained Interest [Member] Fair Value, Inputs, Level 3 [Member]	Dec. 31, 2010 Retained Interest [Member] Fair Value, Inputs, Level 3 [Member]	Jun. 30, 2011 Derivatives [Member]	Dec. 31, 2010 Derivatives [Member]	Jun. 30, 2011 Fair Value, Inputs, Level 3 [Member] Cost and equity method investments [Member]	Dec. 31, 2010 Fair Value, Inputs, Level 3 [Member] Cost and equity method investments [Member]	Jun. 30, 2011 Fair Value, Inputs, Level 3 [Member] Long Lived Assets, Including Real Estate [Member]	Dec. 31, 2010 Fair Value, Inputs, Level 3 [Member] Long Lived Assets, Including Real Estate [Member]	Jun. 30, 2011 Fair Value, Inputs, Level 3 [Member] Retained investments in formerly consolidated subsidiaries [Member]	Dec. 31, 2010 Fair Value, Inputs, Level 3 [Member] Retained investments in formerly consolidated subsidiaries [Member]	Jun. 30, 2011 Non Binding Broker Quotes [Member]	Dec. 31, 2010 Non Binding Broker Quotes [Member]	Jun. 30, 2011 Private Equity And Real Estate Funds [Member]	Dec. 31, 2010 Private Equity And Real Estate Funds [Member]	Jun. 30, 2011 Cost and equity method investments [Member]	Jun. 30, 2010 Cost and equity method investments [Member]	Jun. 30, 2011 Cost and equity method investments [Member]	Jun. 30, 2010 Cost and equity method investments [Member]	Jun. 30, 2011 Long Lived Assets, Including Real Estate [Member]	Jun. 30, 2010 Long Lived Assets, Including Real Estate [Member]	Jun. 30, 2011 Long Lived Assets, Including Real Estate [Member]	Jun. 30, 2010 Long Lived Assets, Including Real Estate [Member]	Jun. 30, 2011 Retained investments in formerly consolidated subsidiaries [Member]	Jun. 30, 2010 Retained investments in formerly consolidated subsidiaries [Member]	Jun. 30, 2011 Retained investments in formerly consolidated subsidiaries [Member]	Jun. 30, 2010 Retained investments in formerly consolidated subsidiaries [Member]	Dec. 31, 2010 Retained investments in formerly consolidated subsidiaries [Member]	Dec. 31, 2009 Adjustments for New Accounting Pronouncement [Member]
Cumulative gain (loss) adjustment for non performance risk	$ (10)		$ (10)		$ (10)			$ (10)	$ (10)
Investments, Fair Value Disclosure						45	39									1,038	1,054
Debt securities included in Level 3 assets																																	1,015
Cash Accruals Not Included In Schedule Assets Measured For Fair Value On Recurring Basis	7	50	7	50
Reduction in Level 3 assets for retained interests																																	8,782
Reduction in Level 3 assets for derivatives																																	365
Fair value assets measured on non recurring basis										361	510	2,810	5,811	0	113			59	296
Adjustments To Assets Measured At Fair Value On Non Recurring Basis	8	13	13	26																(127)	(40)	(176)	(94)	(346)	(738)	(867)	(1,339)	0	183	0	183
Retained interest fair value																																549
Impairment of Long-Lived Assets Held-for-use	$ 339	$ 522	$ 776	$ 1,103