FAIR VALUE MEASUREMENTS (Details 3) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Jul. 31, 2012	Jul. 31, 2011	Oct. 31, 2011
Assets and liabilities measured at fair value
Total Receivables	$ 24,503.0	$ 21,812.4	$ 21,952.3
Fair Value, Nonrecurring Measurements | Level 3
Assets and liabilities measured at fair value
Total Receivables	0.8	2.0	4.8
Loss on fair value of receivables	0.8	0.4
Fair Value, Nonrecurring Measurements | Level 3 | Retail notes
Assets and liabilities measured at fair value
Total Receivables	0.8	0.7	0.3
Loss on fair value of receivables	0.3	0.1
Fair Value, Nonrecurring Measurements | Level 3 | Wholesale receivables
Assets and liabilities measured at fair value
Total Receivables			4.3
Loss on fair value of receivables	0.5
Fair Value, Nonrecurring Measurements | Level 3 | Operating loans
Assets and liabilities measured at fair value
Total Receivables		0.6	0.2
Fair Value, Nonrecurring Measurements | Level 3 | Financing leases
Assets and liabilities measured at fair value
Total Receivables		0.7
Loss on fair value of receivables		$ 0.3