Derivative Instruments (Details 4) - USD ($) $ in Millions	Jan. 31, 2016	Oct. 31, 2015	Jan. 31, 2015
Fair Value of Derivative Instruments
Total derivative assets	$ 435.5	$ 348.1	$ 474.5
Total derivative liabilities	47.0	47.9	51.6
Designated as hedges | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	282.9	207.2	276.9
Designated as hedges | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	87.6	80.9	116.2
Designated as hedges | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	7.2	7.1	6.6
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	49.8	45.9	49.7
Not Designated as Hedging Instruments | Other assets
Fair Value of Derivative Instruments
Total derivative assets	15.2	14.1	31.7
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	12.6	15.4	15.5
Not Designated as Hedging Instruments | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	27.2	25.4	29.5
Not Designated as Hedging Instruments | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	36.0	34.4	39.3
Not Designated as Hedging Instruments | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	1.6	2.8	6.0
Not Designated as Hedging Instruments | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	12.3	15.3	15.5
Not Designated as Hedging Instruments | Interest rate contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	21.6	19.8	27.1
Not Designated as Hedging Instruments | Foreign exchange contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	13.6	11.3	25.7
Not Designated as Hedging Instruments | Foreign exchange contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	5.6	5.6	2.4
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	13.8	11.5	$ 10.4
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	$ 0.3	$ 0.1