Derivative Instruments (Details 4) - USD ($) $ in Millions	Apr. 30, 2016	Oct. 31, 2015	Apr. 30, 2015
Fair Value of Derivative Instruments
Total derivative assets	$ 410.0	$ 348.1	$ 326.8
Total derivative liabilities	55.9	47.9	73.5
Designated as hedges | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	294.2	207.2	178.6
Designated as hedges | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	66.0	80.9	91.5
Designated as hedges | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	7.4	7.1	14.4
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	44.1	45.9	50.2
Not Designated as Hedging Instruments | Other assets
Fair Value of Derivative Instruments
Total derivative assets	5.7	14.1	6.5
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	15.0	15.4	17.9
Not Designated as Hedging Instruments | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	33.5	25.4	41.2
Not Designated as Hedging Instruments | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	34.9	34.4	37.8
Not Designated as Hedging Instruments | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	1.2	2.8	5.9
Not Designated as Hedging Instruments | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	14.0	15.3	17.9
Not Designated as Hedging Instruments | Interest rate contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	16.9	19.8	21.5
Not Designated as Hedging Instruments | Foreign exchange contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	4.5	11.3	0.6
Not Designated as Hedging Instruments | Foreign exchange contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	16.6	5.6	19.7
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	9.2	11.5	$ 12.4
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	$ 1.0	$ 0.1