Consolidated Investment Entities (Details 4) (Consolidated Investment Entities, USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010	Dec. 31, 2010
Consolidated Investment Entities
Syndicated loans
Unpaid principal balance	$ 4,984		$ 4,984		$ 5,107
Excess estimated unpaid principal over fair value	(362)		(362)		(240)
Fair value	4,622		4,622		4,867
Fair value of loans more than 90 days past due	23		23		71
Fair value of loans in non-accrual status	23		23		71
Difference between fair value and unpaid principal of loans more than 90 days past due, loans in non-accrual status or both	20		20		62
Debt:
Unpaid principal balance	5,698		5,698		5,893
Excess estimated unpaid principal over fair value	(663)		(663)		(722)
Fair value	5,035		5,035		5,171
Total net gains (losses) recognized in net investment income related to changes in the fair value of financial assets and liabilities for which the fair value option was elected	(120)	(32)	(186)	96
Stated interest rate according to the terms of CDO structure, low end of the range (as a percent)			0.00%
Stated interest rate according to the terms of CDO structure, high end of the range (as a percent)			13.30%
Fair value of floating rate debts of consolidated pooled investment vehicles managed by Threadneedle	$ 494		$ 494		$ 364

The principal amount outstanding of total long-term debt.

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This item represents the difference between the aggregate fair value and the aggregate unpaid principal balance of loans and long-term receivables (other than securities categorized as trading, available-for-sale or held-to-maturity) that have contractual principal amounts and for which the fair value option has been elected.

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This item represents the aggregate fair value of loans held as assets that are 90 days or more past due for which the fair value option has been elected.

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This item represents the aggregate fair value of loans held as assets that are in nonaccrual status for which the fair value option has been elected, if the entity's policy is to recognize interest income separately from other changes in fair value.

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This is the result of the principal amount outstanding of total loans managed or securitized less securitized loans and loans that are in the process of being securitized.

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