Derivative Instruments - Fair Value (Details) - USD ($) $ in Millions	Apr. 28, 2019	Oct. 28, 2018	Apr. 29, 2018
Fair Value of Derivative Instruments
Total derivative assets	$ 150.2	$ 81.7	$ 104.2
Total derivative liabilities	149.1	343.9	342.6
Designated as hedges | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	100.3	29.0	34.0
Designated as hedges | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	122.1	314.5	309.5
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	13.2	30.3	39.2
Not Designated as Hedging Instruments | Other assets
Fair Value of Derivative Instruments
Total derivative assets	36.7	22.4	31.0
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	22.5	28.0	33.1
Not Designated as Hedging Instruments | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	12.1	26.9	36.2
Not Designated as Hedging Instruments | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	0.1	0.4	0.9
Not Designated as Hedging Instruments | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	20.3	27.9	31.5
Not Designated as Hedging Instruments | Foreign exchange contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	36.6	22.0	30.1
Not Designated as Hedging Instruments | Foreign exchange contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	4.5	1.4
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	1.1	3.4	3.0
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	$ 2.2	$ 0.1	$ 1.6