Derivative Instruments (Details 4) - USD ($) $ in Millions	Jul. 31, 2015	Oct. 31, 2014	Jul. 31, 2014
Fair Value of Derivative Instruments
Total derivative assets	$ 335.8	$ 306.9	$ 309.8
Total derivative liabilities	64.1	83.8	101.8
Designated as hedges | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	173.6	148.1	129.9
Designated as hedges | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	97.7	107.5	124.7
Designated as hedges | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	19.4	35.3	50.4
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	51.5	38.4	38.2
Not Designated as Hedging Instruments | Other assets
Fair Value of Derivative Instruments
Total derivative assets	13.0	12.9	17.0
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	19.0	16.9	20.5
Not Designated as Hedging Instruments | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	25.7	31.6	30.9
Not Designated as Hedging Instruments | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	38.8	35.6	37.2
Not Designated as Hedging Instruments | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	4.8	9.8	12.5
Not Designated as Hedging Instruments | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	19.0	16.9	19.6
Not Designated as Hedging Instruments | Interest rate contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	23.1	23.0	26.4
Not Designated as Hedging Instruments | Foreign exchange contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	8.2	3.1	4.5
Not Designated as Hedging Instruments | Foreign exchange contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	2.6	8.6	4.5
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	$ 12.7	$ 2.8	1.0
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities			$ 0.9