Receivables - Allowance for Credit Losses (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 29, 2018	Jul. 30, 2017	Jul. 29, 2018	Jul. 30, 2017	Oct. 29, 2017
Allowance:
Beginning of period balance	$ 114.8	$ 113.0	$ 113.8	$ 111.7
Provision for credit losses	27.6	31.0	43.7	59.3
Write-offs	(32.4)	(37.2)	(63.1)	(78.2)
Recoveries	6.0	7.0	21.4	21.0
Translation adjustments	(0.3)	0.5	(0.1)	0.5
End of period balance	115.7	114.3	115.7	114.3
Balance individually evaluated	3.5	3.8	3.5	3.8
Receivables:
End of period balance	30,887.3	28,580.4	30,887.3	28,580.4	$ 28,395.7
Balance individually evaluated	64.0	93.1	64.0	93.1
Retail notes
Allowance:
Beginning of period balance	56.6	55.0	55.7	56.3
Provision for credit losses	5.9	10.9	12.0	24.0
Write-offs	(6.3)	(9.6)	(16.1)	(27.7)
Recoveries	0.8	1.8	5.4	5.5
Translation adjustments	(0.2)	0.2	(0.2)	0.2
End of period balance	56.8	58.3	56.8	58.3
Balance individually evaluated	0.1	3.5	0.1	3.5
Receivables:
End of period balance	17,422.0	16,886.4	17,422.0	16,886.4
Balance individually evaluated	55.5	76.0	55.5	76.0
Revolving charge accounts
Allowance:
Beginning of period balance	39.7	42.4	39.7	39.7
Provision for credit losses	20.4	18.4	28.8	31.2
Write-offs	(25.1)	(26.2)	(44.1)	(46.5)
Recoveries	4.7	5.1	15.3	15.2
Translation adjustments				0.1
End of period balance	39.7	39.7	39.7	39.7
Receivables:
End of period balance	3,686.9	3,391.0	3,686.9	3,391.0	3,572.6
Balance individually evaluated	0.9	0.8	0.9	0.8
Wholesale receivables
Allowance:
Beginning of period balance	9.9	7.0	9.9	7.2
Provision for credit losses	0.8	0.5	1.1	0.5
Write-offs	(0.2)	(0.1)	(0.6)	(0.2)
Recoveries	0.2		0.1
Translation adjustments	(0.1)	0.2	0.1	0.1
End of period balance	10.6	7.6	10.6	7.6
Balance individually evaluated	3.3	0.2	3.3	0.2
Receivables:
End of period balance	9,050.3	7,634.2	9,050.3	7,634.2	6,894.3
Balance individually evaluated	7.4	15.8	7.4	15.8
Financing leases
Allowance:
Beginning of period balance	8.6	8.6	8.5	8.5
Provision for credit losses	0.5	1.2	1.8	3.6
Write-offs	(0.8)	(1.3)	(2.3)	(3.8)
Recoveries	0.3	0.1	0.6	0.3
Translation adjustments		0.1		0.1
End of period balance	8.6	8.7	8.6	8.7
Balance individually evaluated	0.1	0.1	0.1	0.1
Receivables:
End of period balance	728.1	668.8	728.1	668.8	$ 714.2
Balance individually evaluated	$ 0.2	$ 0.5	$ 0.2	$ 0.5