Fair Value Measurements (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended
Jan. 31, 2014	Jan. 31, 2013	Oct. 31, 2013
Assets and liabilities measured at fair value
Total Receivables	$ 28,164.8	$ 24,948.3	$ 28,721.9
Fair Value, Nonrecurring Measurements \| Level 3
Assets and liabilities measured at fair value
Total Receivables	14.0	0.1	14.3
Loss on fair value of receivables	0	0
Fair Value, Nonrecurring Measurements \| Level 3 \| Wholesale receivables
Assets and liabilities measured at fair value
Total Receivables		0.1
Fair Value, Nonrecurring Measurements \| Level 3 \| Operating loans
Assets and liabilities measured at fair value
Total Receivables	$ 14.0		$ 14.3

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.7)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant