Receivables (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 31, 2015	Jan. 31, 2014	Oct. 31, 2014	Oct. 31, 2013
Allowance:
Beginning of period balance	$ 112.4	$ 111.4
Provision (credit) for credit losses	0.9	2.3
Write-offs	(6.1)	(7.1)
Recoveries	5.2	4.8
Other changes (primarily translation adjustments)	(0.9)	(0.4)
End of period balance	111.5	111.0
Balance individually evaluated	2.0	3.8
Receivables:
End of period balance	28,998.7	28,275.8	30,505.9
Balance individually evaluated	28.9	40.0
Retail notes
Allowance:
Beginning of period balance	56.1	50.7
Provision (credit) for credit losses	0.9	1.0
Write-offs	(2.3)	(2.3)
Recoveries	1.3	1.4
Other changes (primarily translation adjustments)	(0.5)	(0.4)
End of period balance	55.5	50.4
Balance individually evaluated	1.7
Receivables:
End of period balance	18,833.5	18,322.3
Balance individually evaluated	23.4	14.0
Revolving charge accounts
Allowance:
Beginning of period balance	39.9	39.7
Provision (credit) for credit losses	(0.3)	1.1
Write-offs	(3.6)	(4.5)
Recoveries	3.9	3.4
End of period balance	39.9	39.7
Balance individually evaluated	0.2
Receivables:
End of period balance	1,839.4	1,760.0
Balance individually evaluated	0.5	0.2
Wholesale receivables
Allowance:
Beginning of period balance	7.6			6.4
Provision (credit) for credit losses	0.1
Write-offs	(0.2)
Other changes (primarily translation adjustments)	(0.2)
End of period balance	7.3	6.4		6.4
Balance individually evaluated	0.1	0.1
Receivables:
End of period balance	7,784.8	7,638.3
Balance individually evaluated	3.8	0.3
Other
Allowance:
Beginning of period balance	8.8	14.6
Provision (credit) for credit losses	0.2	0.2
Write-offs		(0.3)
Other changes (primarily translation adjustments)	(0.2)
End of period balance	8.8	14.5
Balance individually evaluated		3.7
Receivables:
End of period balance	541.0	555.2
Balance individually evaluated	$ 1.2	$ 25.5