Fair Value Measurements (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
	Jul. 31, 2014	Jul. 31, 2014	Jul. 31, 2013	Oct. 31, 2013
Assets and liabilities measured at fair value
Total Receivables - net	$ 31,296.9	$ 31,296.9	$ 28,422.0	$ 28,721.9
Fair Value, Nonrecurring Measurements | Level 3
Assets and liabilities measured at fair value
Total Receivables - net	101.9	101.9	14.6	14.3
(Gains) losses on fair value of receivables	10.1	8.2	3.8
Fair Value, Nonrecurring Measurements | Level 3 | Retail notes
Assets and liabilities measured at fair value
Total Receivables - net	12.2	12.2
(Gains) losses on fair value of receivables	1.5	1.5
Fair Value, Nonrecurring Measurements | Level 3 | Revolving charge accounts
Assets and liabilities measured at fair value
(Gains) losses on fair value of receivables	0.2	0.2
Fair Value, Nonrecurring Measurements | Level 3 | Wholesale receivables
Assets and liabilities measured at fair value
Total Receivables - net	82.8	82.8
(Gains) losses on fair value of receivables	8.4	8.4	0.1
Fair Value, Nonrecurring Measurements | Level 3 | Operating loans
Assets and liabilities measured at fair value
Total Receivables - net	6.9	6.9	14.6	14.3
(Gains) losses on fair value of receivables		$ (1.9)	$ 3.7