Finance Receivables -Cash Flows from Off-Balance Sheet (Details) (Off Balance Sheet Securitization Transactions [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
Oct. 31, 2010
Off Balance Sheet Securitization Transactions [Member]
Cash Flows Between Transferor and Transferee, Proceeds from New Transfers	$ 3,509
Cash Flows Between Transferor and Transferee, Servicing Fees	6
Cash Flows Between Transferee And Transferor Cash From Net Excess Spread	32
Cash Flows Between Transferor and Transferee Investment Income	0
Cash Flows Between Transferor And Transferee Net Cash From Securitization Transactions	$ 3,547

Cash Flows between a transferor and a transferee attributable to newly transferred assets related to either a securitization, asset-backed financing arrangement, or similar transfer in which the transferor has continuing involvement with the transferred financial assets underlying the transaction (including, but not limited to, servicing, recourse, and restrictions on transferor's interests in the transferred financial assets).

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Cash Flows between a transferee and a transferor attributable to servicing fees related to a securitization, asset-backed financing arrangement, or similar transfer in which the transferor has continuing involvement with the transferred financial assets underlying the transaction (including, but not limited to, servicing, recourse, and restrictions on transferor's interests in the transferred financial assets).

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