Derivative Instruments - Fair Value (Details) - USD ($) $ in Millions	Apr. 29, 2018	Oct. 29, 2017	Apr. 30, 2017
Fair Value of Derivative Instruments
Total derivative assets	$ 104.2	$ 123.7	$ 153.9
Total derivative liabilities	342.6	132.5	100.5
Designated as hedges | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	34.0	64.8	91.6
Designated as hedges | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets		7.0	19.6
Designated as hedges | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	309.5	107.2	62.9
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	39.2	26.2	31.1
Not Designated as Hedging Instruments | Other assets
Fair Value of Derivative Instruments
Total derivative assets	31.0	25.7	11.6
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	33.1	19.3	22.4
Not Designated as Hedging Instruments | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities		6.0	15.2
Not Designated as Hedging Instruments | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	36.2	20.6	23.8
Not Designated as Hedging Instruments | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	0.9	1.1	1.5
Not Designated as Hedging Instruments | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	31.5	18.4	20.6
Not Designated as Hedging Instruments | Foreign exchange contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	30.1	24.6	10.1
Not Designated as Hedging Instruments | Foreign exchange contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities		6.0	15.2
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	3.0	5.6	7.3
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	$ 1.6	$ 0.9	$ 1.8