Receivables (Details 3) (USD $) In Millions, unless otherwise specified	6 Months Ended	12 Months Ended
Apr. 30, 2015	Apr. 30, 2014	Oct. 31, 2014
Recorded Investment
Receivables with specific allowance	$ 3.1	$ 10.0	$ 7.3
Receivables without specific allowance	11.4	5.6	5.9
Total	14.5	15.6	13.2
Unpaid Principal Balance
Receivables with specific allowance	3.0	9.9	7.2
Receivables without specific allowance	11.2	5.5	5.7
Total	14.2	15.4	12.9
Specific Allowance	2.0	1.9	2.0
Average Recorded Investment
Receivables with specific allowance	5.5	11.5	8.7
Receivables without specific allowance	11.9	6.4	6.1
Total	17.4	17.9	14.8
Agriculture and turf
Recorded Investment
Total	8.6	13.8	11.7
Unpaid Principal Balance
Total	8.3	13.6	11.4
Specific Allowance	2.0	1.9	2.0
Average Recorded Investment
Total	11.4	16.0	13.0
Construction and forestry
Recorded Investment
Total	5.9	1.8	1.5
Unpaid Principal Balance
Total	5.9	1.8	1.5
Average Recorded Investment
Total	6.0	1.9	1.8
Retail notes
Recorded Investment
Receivables with specific allowance	2.8		7.0
Receivables without specific allowance	11.4	5.6	5.9
Unpaid Principal Balance
Receivables with specific allowance	2.7		6.9
Receivables without specific allowance	11.2	5.5	5.7
Specific Allowance	1.7		1.7
Average Recorded Investment
Receivables with specific allowance	5.2		8.4
Receivables without specific allowance	11.9	6.4	6.1
Revolving charge accounts
Recorded Investment
Receivables with specific allowance	0.2		0.2
Unpaid Principal Balance
Receivables with specific allowance	0.2		0.2
Specific Allowance	0.2		0.2
Average Recorded Investment
Receivables with specific allowance	0.2		0.2
Wholesale receivables
Recorded Investment
Receivables with specific allowance	0.1	0.1	0.1
Unpaid Principal Balance
Receivables with specific allowance	0.1	0.1	0.1
Specific Allowance	0.1	0.1	0.1
Average Recorded Investment
Receivables with specific allowance	0.1	0.1	0.1
Operating loans
Recorded Investment
Receivables with specific allowance		9.9
Unpaid Principal Balance
Receivables with specific allowance		9.8
Specific Allowance		1.8
Average Recorded Investment
Receivables with specific allowance		$ 11.4

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

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-Name Accounting Standards Codification

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