Receivables (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012	Oct. 31, 2012
Allowance:
Beginning of period balance	$ 112.1	$ 119.8	$ 114.0	$ 126.3
Provision (credit) for credit losses	3.2	1.3	5.0	0.3
Write-offs	(9.0)	(13.6)	(24.2)	(33.2)
Recoveries	6.0	7.5	17.6	22.0
Other changes (primarily translation adjustments)	(0.3)	(0.3)	(0.4)	(0.7)
End of period balance	112.0	114.7	112.0	114.7
Balance individually evaluated	3.9	0.8	3.9	0.8
Receivables:
End of period balance	28,534.0	24,617.7	28,534.0	24,617.7	25,204.3
Balance individually evaluated	53.4	18.3	53.4	18.3
Retail notes
Allowance:
Beginning of period balance	51.1	62.0	56.4	67.8
Provision (credit) for credit losses	0.6	(4.5)	(2.0)	(10.0)
Write-offs	(2.6)	(1.9)	(7.9)	(5.2)
Recoveries	1.8	1.6	4.9	4.8
Other changes (primarily translation adjustments)	(0.2)	(0.2)	(0.7)	(0.4)
End of period balance	50.7	57.0	50.7	57.0
Balance individually evaluated		0.3		0.3
Receivables:
End of period balance	16,963.4	14,533.7	16,963.4	14,533.7
Balance individually evaluated	15.0	17.5	15.0	17.5
Revolving charge accounts
Allowance:
Beginning of period balance	39.7	39.7	40.2	39.7
Provision (credit) for credit losses	2.5	5.8	3.1	8.2
Write-offs	(6.3)	(11.2)	(15.1)	(24.7)
Recoveries	3.8	5.4	11.5	16.5
End of period balance	39.7	39.7	39.7	39.7
Receivables:
End of period balance	2,519.4	2,498.3	2,519.4	2,498.3
Balance individually evaluated	0.2		0.2
Wholesale receivables
Allowance:
Beginning of period balance	6.4	6.5	5.9	6.0
Provision (credit) for credit losses		0.3	0.2	0.9
Write-offs		(0.1)	(0.2)	(0.3)
Recoveries	0.1		0.2	0.1
Other changes (primarily translation adjustments)		(0.2)	0.4	(0.2)
End of period balance	6.5	6.5	6.5	6.5
Balance individually evaluated	0.2	0.5	0.2	0.5
Receivables:
End of period balance	8,483.1	7,053.6	8,483.1	7,053.6
Balance individually evaluated	0.2	0.8	0.2	0.8
Other
Allowance:
Beginning of period balance	14.9	11.6	11.5	12.8
Provision (credit) for credit losses	0.1	(0.3)	3.7	1.2
Write-offs	(0.1)	(0.4)	(1.0)	(3.0)
Recoveries	0.3	0.5	1.0	0.6
Other changes (primarily translation adjustments)	(0.1)	0.1	(0.1)	(0.1)
End of period balance	15.1	11.5	15.1	11.5
Balance individually evaluated	3.7		3.7
Receivables:
End of period balance	568.1	532.1	568.1	532.1
Balance individually evaluated	$ 38.0		$ 38.0