Receivables - Impaired Receivables (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
Apr. 30, 2017	May 01, 2016	Oct. 30, 2016
Recorded Investment
Receivables with specific allowance	$ 7.9	$ 22.0	$ 10.9
Receivables without specific allowance	10.0	11.2	9.7
Total	17.9	33.2	20.6
Unpaid Principal Balance
Receivables with specific allowance	7.7	21.4	10.5
Receivables without specific allowance	9.9	11.1	9.6
Total	17.6	32.5	20.1
Specific Allowance	3.4	3.0	2.6
Average Recorded Investment
Receivables with specific allowance	8.1	21.8	12.5
Receivables without specific allowance	11.4	9.9	10.9
Total	19.5	31.7	23.4
Agriculture and turf
Recorded Investment
Total	12.0	26.8	11.9
Unpaid Principal Balance
Total	11.9	26.2	11.6
Specific Allowance	2.9	2.9	1.9
Average Recorded Investment
Total	13.1	27.3	10.2
Construction and forestry
Recorded Investment
Total	5.9	6.4	8.7
Unpaid Principal Balance
Total	5.7	6.3	8.5
Specific Allowance	0.5	0.1	0.7
Average Recorded Investment
Total	6.4	4.4	13.2
Retail notes
Recorded Investment
Receivables with specific allowance	4.8	9.7	10.2
Receivables without specific allowance	9.8	10.9	9.5
Unpaid Principal Balance
Receivables with specific allowance	4.6	9.2	9.9
Receivables without specific allowance	9.7	10.8	9.4
Specific Allowance	0.6	1.6	2.3
Average Recorded Investment
Receivables with specific allowance	5.0	9.7	10.6
Receivables without specific allowance	11.2	9.4	10.6
Revolving charge accounts
Recorded Investment
Receivables with specific allowance	2.6
Unpaid Principal Balance
Receivables with specific allowance	2.6
Specific Allowance	2.6
Average Recorded Investment
Receivables with specific allowance	2.6
Wholesale receivables
Recorded Investment
Receivables with specific allowance		11.8	0.3
Receivables without specific allowance	0.2	0.3	0.2
Unpaid Principal Balance
Receivables with specific allowance		11.8	0.3
Receivables without specific allowance	0.2	0.3	0.2
Specific Allowance		1.3	0.2
Average Recorded Investment
Receivables with specific allowance		11.8	1.5
Receivables without specific allowance	0.2	0.5	0.3
Financing leases
Recorded Investment
Receivables with specific allowance	0.5	0.5	0.4
Unpaid Principal Balance
Receivables with specific allowance	0.5	0.4	0.3
Specific Allowance	0.2	0.1	0.1
Average Recorded Investment
Receivables with specific allowance	$ 0.5	$ 0.3	$ 0.4

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
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-URI http://asc.fasb.org/extlink&oid=65880944

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