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This element represents total fair value gains or losses recognized in the earnings during the period attributable to the changes in fair value relating to assets that are still held as of balance sheet day.

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This element represents the changes in fair value of loans held for investment whose carrying amount is based on the fair value of the underlying collateral, including primarily real-estate secured loans. The changes in the fair value of the loans are included in earnings for the period.

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This element represents the changes in fair value of loans held-for-sale which are included in earnings for the period.

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This element represents fair value of loans held for investment whose carrying amount is based on the fair value of the underlying collateral, including primarily real-estate secured loans.

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Represents the changes in fair value of other assets which are included in earnings for the period.

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This element represents fair value of remaining investment in the joint venture.

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This element represents the changes in fair value of real estate owned which are included in earnings for the period.

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No definition available.

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This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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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 loans held-for-sale as presented on the statement of financial position which may include mortgage loans held-for-sale, finance receivables held-for-sale, or any other loans classified as held-for-sale which are due the Company as of the balance sheet date.

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Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

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FAIR VALUE MEASUREMENT (Details 4) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended				3 Months Ended		9 Months Ended
	Sep. 30, 2012 Morgan Stanley Smith Barney joint venture	Sep. 30, 2012 Morgan Stanley Smith Barney joint venture	Jun. 21, 2013 Morgan Stanley Smith Barney joint venture	Dec. 31, 2012 Morgan Stanley Smith Barney joint venture	Sep. 16, 2012 Morgan Stanley Smith Barney joint venture	Sep. 30, 2013 Nonrecurring Nonrecurring fair value changes included in earnings	Sep. 30, 2012 Nonrecurring Nonrecurring fair value changes included in earnings	Sep. 30, 2013 Nonrecurring Nonrecurring fair value changes included in earnings	Sep. 30, 2012 Nonrecurring Nonrecurring fair value changes included in earnings	Sep. 30, 2013 Nonrecurring Fair value	Dec. 31, 2012 Nonrecurring Fair value	Sep. 30, 2013 Nonrecurring Level 2	Dec. 31, 2012 Nonrecurring Level 2	Sep. 30, 2013 Nonrecurring Level 3	Dec. 31, 2012 Nonrecurring Level 3
Items Measured at Fair Value on a Nonrecurring Basis
Loans held-for-sale										$ 3,239	$ 2,647	$ 1,968	$ 1,159	$ 1,271	$ 1,488
Other real estate owned										162	201	37	22	125	179
Loans										4,543	5,732	3,963	5,160	580	572
Other assets											4,725		4,725
Total assets										7,944	13,305	5,968	11,066	1,976	2,239
Nonrecurring fair value changes included in earnings
Loans held-for-sale						(44)	(12)	(44)	(11)
Other real estate owned						(1)	(7)	(6)	(22)
Loans						(186)	(957)	(444)	(1,461)
Other assets	3,340	3,340					(3,340)		(3,340)
Total nonrecurring fair value gains (losses)						$ (231)	$ (4,316)	$ (494)	$ (4,834)
Percentage of ownership interest held	35.00%	35.00%	35.00%	35.00%	49.00%