Derivative Instruments - Fair Value (Details) - USD ($) $ in Millions	Jul. 31, 2022	Oct. 31, 2021	Aug. 01, 2021
Fair Value of Derivative Instruments
Total derivative assets	$ 170.1	$ 192.7	$ 334.2
Total derivative liabilities	468.7	102.4	47.4
Designated as Hedging Instruments | Interest Rate Contracts (Swaps) | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	81.8	162.8	321.0
Designated as Hedging Instruments | Interest Rate Contracts (Swaps) | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	391.0	79.0	32.3
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	86.5	28.8	12.7
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	55.6	18.6	13.4
Not Designated as Hedging Instruments | Interest Rate Contracts (Swaps) | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	82.5	23.4	10.7
Not Designated as Hedging Instruments | Interest Rate Contracts (Swaps) | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	54.5	17.1	11.1
Not Designated as Hedging Instruments | Foreign currency exchange contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	1.8	1.1	0.5
Not Designated as Hedging Instruments | Foreign currency exchange contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	22.1	4.8	1.7
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	4.0	5.4	2.0
Not Designated as Hedging Instruments | Cross-currency interest rate contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	$ 1.1	$ 1.5	$ 2.3