Receivables (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2014	Apr. 30, 2013	Oct. 31, 2013
Allowance:
Beginning of period balance	$ 111.0	$ 113.4	$ 111.4	$ 114.0
Provision (credit) for credit losses	4.6	1.1	6.9	1.8
Write-offs	(10.8)	(7.7)	(17.9)	(15.2)
Recoveries	4.7	5.5	9.5	11.6
Other changes (primarily translation adjustments)	0.2	(0.2)	(0.2)	(0.1)
End of period balance	109.7	112.1	109.7	112.1
Balance individually evaluated	1.9	3.9	1.9	3.9
Receivables:
End of period balance	30,357.6	27,330.4	30,357.6	27,330.4	28,833.3
Balance individually evaluated	35.3	55.6	35.3	55.6
Retail notes
Allowance:
Beginning of period balance	50.4	56.5	50.7	56.4
Provision (credit) for credit losses	6.6	(3.6)	7.6	(2.6)
Write-offs	(4.8)	(2.5)	(7.1)	(5.4)
Recoveries	1.1	1.2	2.4	3.1
Other changes (primarily translation adjustments)	0.1	(0.5)	(0.2)	(0.4)
End of period balance	53.4	51.1	53.4	51.1
Receivables:
End of period balance	18,382.3	16,119.5	18,382.3	16,119.5
Balance individually evaluated	21.3	17.1	21.3	17.1
Revolving charge accounts
Allowance:
Beginning of period balance	39.7	39.7	39.7	40.2
Provision (credit) for credit losses	2.2	0.9	3.3	0.6
Write-offs	(5.7)	(4.7)	(10.2)	(8.8)
Recoveries	3.5	3.8	6.9	7.7
End of period balance	39.7	39.7	39.7	39.7
Receivables:
End of period balance	2,158.4	2,207.2	2,158.4	2,207.2
Balance individually evaluated	2.8		2.8
Wholesale receivables
Allowance:
Beginning of period balance	6.4	6.1	6.4	5.9
Provision (credit) for credit losses	0.3	0.1	0.3	0.2
Write-offs	(0.2)	(0.1)	(0.2)	(0.2)
Recoveries			0.1	0.1
Other changes (primarily translation adjustments)	0.1	0.3		0.4
End of period balance	6.6	6.4	6.6	6.4
Balance individually evaluated	0.1	0.2	0.1	0.2
Receivables:
End of period balance	9,258.6	8,421.8	9,258.6	8,421.8
Balance individually evaluated	0.3	0.2	0.3	0.2
Other
Allowance:
Beginning of period balance	14.5	11.1	14.6	11.5
Provision (credit) for credit losses	(4.5)	3.7	(4.3)	3.6
Write-offs	(0.1)	(0.4)	(0.4)	(0.8)
Recoveries	0.1	0.5	0.1	0.7
Other changes (primarily translation adjustments)				(0.1)
End of period balance	10.0	14.9	10.0	14.9
Balance individually evaluated	1.8	3.7	1.8	3.7
Receivables:
End of period balance	558.3	581.9	558.3	581.9
Balance individually evaluated	$ 10.9	$ 38.3	$ 10.9	$ 38.3