Receivables - Allowance for Credit Losses (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Aug. 01, 2021	Jul. 31, 2022	Aug. 01, 2021	Oct. 31, 2021
Receivable, Allowance for Credit Losses
Recoveries from freestanding credit enhancements	$ 2.4	$ 3.2	$ 5.4	$ 9.8
Allowance:
Beginning of period balance	124.5	129.8	129.0	129.1
Provision (credit) for credit losses	8.4	15.7	20.6	(2.6)
Write-offs	(16.6)	(17.1)	(54.1)	(42.7)
Recoveries	11.4	10.8	32.9	34.7
Translation adjustments	(0.4)	(0.2)	(1.1)	0.8
End of period balance	127.3	139.0	127.3	139.0
Receivables:
End of period balance	40,534.9	36,683.2	40,534.9	36,683.2	$ 36,669.6
Cumulative Effect from Adoption | ASU 2016-13
Allowance:
Beginning of period balance				19.7
Unfunded Commitments
Allowance:
Provision (credit) for credit losses	0.8	0.0	0.6	2.1
Customer Receivables
Receivables:
End of period balance	32,383.6	28,952.0	32,383.6	28,952.0	30,718.3
Retail Notes and Financing Leases
Allowance:
Beginning of period balance	95.9	101.3	96.5	76.9
Provision (credit) for credit losses	5.2	13.6	24.0	11.2
Write-offs	(6.1)	(8.5)	(31.9)	(19.7)
Recoveries	4.1	3.2	10.7	8.1
Translation adjustments	(0.3)	(0.2)	(0.5)	0.4
End of period balance	98.8	109.4	98.8	109.4
Receivables:
End of period balance	28,379.7	25,264.3	28,379.7	25,264.3
Retail Notes and Financing Leases | Cumulative Effect from Adoption | ASU 2016-13
Allowance:
Beginning of period balance				32.5
Revolving charge accounts
Allowance:
Beginning of period balance	17.4	18.9	20.8	42.3
Provision (credit) for credit losses	3.2	(0.1)	(3.7)	(15.9)
Write-offs	(10.5)	(8.4)	(22.0)	(22.7)
Recoveries	7.3	7.6	22.2	26.6
Translation adjustments	(0.1)	0.1
End of period balance	17.3	18.1	17.3	18.1
Receivables:
End of period balance	4,003.9	3,687.7	4,003.9	3,687.7	3,740.1
Revolving charge accounts | Cumulative Effect from Adoption | ASU 2016-13
Allowance:
Beginning of period balance				(12.2)
Wholesale Receivables
Allowance:
Beginning of period balance	11.2	9.6	11.7	9.9
Provision (credit) for credit losses		2.2	0.3	2.1
Write-offs		(0.2)	(0.2)	(0.3)
Translation adjustments		(0.1)	(0.6)	0.4
End of period balance	11.2	11.5	11.2	11.5
Receivables:
End of period balance	$ 8,151.3	$ 7,731.2	$ 8,151.3	7,731.2	$ 5,951.3
Wholesale Receivables | Cumulative Effect from Adoption | ASU 2016-13
Allowance:
Beginning of period balance				$ (0.6)