This caption represents the years remaining on repaying the long-term debt held by consolidated securitization entities.

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When presenting a range of interest rates, the highest effective rate for funds borrowed under the debt agreement as of the balance sheet date.

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When presenting a range of interest rates, the lowest effective rate for funds borrowed under the debt agreement as of the balance sheet date.

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Aggregate amount of interest paid or due on all long-term debt.

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The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

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Investments (Details Textuals 21) (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
Variable Interest Entity [Line Items]
Remaining years to repayment of long-term debt held by consolidated securitization entities			6 years
Consolidated securitization entities [Member]
Variable Interest Entity [Line Items]
Variable interest, maximum exposure to loss in consolidated securitization entities	$ 170		$ 170		$ 201
Long-term debt held by consolidated securitization entities, percentage range minimum			2.25%
Long-term debt held by consolidated securitization entities, percentage range maximum			5.57%
Interest expense on long-term debt held by consolidated securitization entities	$ 97	$ 103	$ 281	$ 312