Derivative Instruments - Fair Value (Details) - USD ($) $ in Millions	Jul. 28, 2019	Oct. 28, 2018	Jul. 29, 2018
Fair Value of Derivative Instruments
Total derivative assets	$ 240.1	$ 81.7	$ 67.6
Total derivative liabilities	60.9	343.9	336.7
Designated as hedges | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	229.0	29.0	23.7
Designated as hedges | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	32.4	314.5	299.6
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	6.3	30.3	32.0
Not Designated as Hedging Instruments | Other assets
Fair Value of Derivative Instruments
Total derivative assets	4.8	22.4	11.9
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	22.9	28.0	31.5
Not Designated as Hedging Instruments | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	5.4	26.9	29.6
Not Designated as Hedging Instruments | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	0.1	0.4	0.7
Not Designated as Hedging Instruments | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	20.9	27.9	29.9
Not Designated as Hedging Instruments | Foreign exchange contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	4.7	22.0	11.2
Not Designated as Hedging Instruments | Foreign exchange contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	5.6	1.4	5.6
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	0.9	3.4	2.4
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	$ 2.0	$ 0.1	$ 1.6