Allowance for Credit Losses and Credit Quality of Receivables (Details 2) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2011
Allowance:
Beginning of year balance	$ 114.0	$ 126.3	$ 148.6
Provision (credit) for credit losses	6.4	(0.2)	1.9
Write-offs	(31.4)	(40.7)	(61.5)
Recoveries	22.5	29.1	36.8
Other changes (primarily translation adjustments)	(0.1)	(0.5)	0.5
End of year balance	111.4	114.0	126.3
Balance individually evaluated	3.8	0.6	1.0
Receivables:
End of year balance	28,833.3	25,204.3	22,078.6
Balance individually evaluated	54.0	11.6	18.1
Retail notes
Allowance:
Beginning of year balance	56.4	67.8	82.1
Provision (credit) for credit losses	(1.9)	(10.4)	(6.9)
Write-offs	(9.4)	(7.4)	(14.9)
Recoveries	5.9	6.8	7.2
Other changes (primarily translation adjustments)	(0.3)	(0.4)	0.3
End of year balance	50.7	56.4	67.8
Balance individually evaluated			0.5
Receivables:
End of year balance	18,246.5	15,728.8	13,871.7
Balance individually evaluated	21.3	10.6	11.0
Revolving charge accounts
Allowance:
Beginning of year balance	40.2	39.7	43.3
Provision (credit) for credit losses	4.0	7.9	7.3
Write-offs	(19.8)	(28.8)	(39.1)
Recoveries	15.3	21.4	28.2
End of year balance	39.7	40.2	39.7
Balance individually evaluated		0.5
Receivables:
End of year balance	2,534.9	2,427.7	2,452.5
Balance individually evaluated	0.3	0.5	0.2
Wholesale receivables
Allowance:
Beginning of year balance	5.9	6.0	7.4
Provision (credit) for credit losses	0.1	0.9	(1.1)
Write-offs	(0.3)	(1.0)	(0.6)
Recoveries	0.2	0.1	0.1
Other changes (primarily translation adjustments)	0.5	(0.1)	0.2
End of year balance	6.4	5.9	6.0
Balance individually evaluated	0.1	0.1	0.2
Receivables:
End of year balance	7,464.7	6,483.1	5,211.7
Balance individually evaluated	0.1	0.2	4.8
Other
Allowance:
Beginning of year balance	11.5	12.8	15.8
Provision (credit) for credit losses	4.2	1.4	2.6
Write-offs	(1.9)	(3.5)	(6.9)
Recoveries	1.1	0.8	1.3
Other changes (primarily translation adjustments)	(0.3)
End of year balance	14.6	11.5	12.8
Balance individually evaluated	3.7		0.3
Receivables:
End of year balance	587.2	564.7	542.7
Balance individually evaluated	$ 32.3	$ 0.3	$ 2.1