Derivative Instruments - Fair Value (Details) - USD ($) $ in Millions	Jan. 27, 2019	Oct. 28, 2018	Jan. 28, 2018
Fair Value of Derivative Instruments
Total derivative assets	$ 78.2	$ 81.7	$ 77.7
Total derivative liabilities	239.3	343.9	287.9
Designated as hedges | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	44.2	29.0	30.9
Designated as hedges | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets			8.3
Designated as hedges | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	201.3	314.5	216.6
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	22.7	30.3	37.3
Not Designated as Hedging Instruments | Other assets
Fair Value of Derivative Instruments
Total derivative assets	11.3	22.4	1.2
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	25.7	28.0	30.4
Not Designated as Hedging Instruments | Interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	21.1	26.9	33.8
Not Designated as Hedging Instruments | Interest rate contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	0.2	0.4	1.2
Not Designated as Hedging Instruments | Interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	23.7	27.9	28.4
Not Designated as Hedging Instruments | Foreign exchange contracts | Other assets
Fair Value of Derivative Instruments
Total derivative assets	11.1	22.0
Not Designated as Hedging Instruments | Foreign exchange contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	12.3	1.4	40.9
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	1.6	3.4	3.5
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	$ 2.0