FINANCING RECEIVABLES (Details 3) $ in Millions	6 Months Ended	12 Months Ended
Apr. 30, 2016 USD ($) item	Apr. 30, 2015 USD ($) item	Oct. 31, 2015 USD ($)
Analysis of Impaired Financing Receivables
Recorded investment, with specific allowance	$ 27.0	$ 3.0	$ 14.0
Recorded investment, without specific allowance	36.0	12.0	14.0
Recorded Investment	63.0	15.0	28.0
Unpaid principal balance, with specific allowance	26.0	3.0	13.0
Unpaid principal balance, without specific allowance	35.0	11.0	14.0
Unpaid Principal Balance	61.0	14.0	27.0
Specific allowance, with allowance	5.0	2.0	2.0
Specific Allowance	5.0	2.0	2.0
Average recorded investment, with specific allowance	23.0	6.0	13.0
Average recorded investment, without specific allowance	31.0	12.0	20.0
Average Recorded Investment	$ 54.0	$ 18.0	33.0
Financing Receivables Related to Troubled Debt Restructurings
Financing receivable contracts in troubled debt restructuring, number \| item	46	50
Financing receivables in troubled debt restructurings, aggregate balances, pre-modification	$ 17.6	$ 1.5
Financing receivables in troubled debt restructurings, aggregate balances, post-modification	$ 17.1	$ 1.1
Number of troubled debt restructurings that subsequently defaulted \| item	0	0
Commitments to lend additional funds to borrowers whose accounts were modified in troubled debt restructurings	$ 0.0
Agriculture and Turf
Analysis of Impaired Financing Receivables
Recorded Investment	32.0	$ 9.0	19.0
Unpaid Principal Balance	31.0	8.0	18.0
Specific Allowance	5.0	2.0	2.0
Average Recorded Investment	28.0	12.0	20.0
Construction and Forestry
Analysis of Impaired Financing Receivables
Recorded Investment	31.0	6.0	9.0
Unpaid Principal Balance	30.0	6.0	9.0
Average Recorded Investment	$ 26.0	$ 6.0	$ 13.0

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