Derivative Instruments (Details 3) (USD $) In Millions, unless otherwise specified	Oct. 31, 2012	Oct. 31, 2011
Fair Value of Derivative Instruments
Total derivative assets	$ 595.5	$ 439.5
Total derivative liabilities	131.3	111.3
Designated as Hedging Instruments | Receivable from John Deere
Fair Value of Derivative Instruments
Total derivative assets	322.9	133.1
Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	14.0	14.8
Designated as Hedging Instruments | Interest Rate Contracts | Receivable from John Deere
Fair Value of Derivative Instruments
Total derivative assets	314.2	133.1
Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	197.0	237.2
Designated as Hedging Instruments | Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	11.8	13.4
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Receivable from John Deere
Fair Value of Derivative Instruments
Total derivative assets	8.7
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	2.2	1.4
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	56.3	5.5
Not Designated as Hedging Instruments | Receivable from John Deere
Fair Value of Derivative Instruments
Total derivative assets	42.8	36.2
Not Designated as Hedging Instruments | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	32.8	33.0
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	14.2	6.2
Not Designated as Hedging Instruments | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	46.8	84.8
Not Designated as Hedging Instruments | Interest Rate Contracts | Receivable from John Deere
Fair Value of Derivative Instruments
Total derivative assets	41.6	35.3
Not Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	30.6	31.4
Not Designated as Hedging Instruments | Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	13.5	6.2
Not Designated as Hedging Instruments | Interest Rate Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	41.3	37.0
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	1.9
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	5.4	47.6
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Receivable from John Deere
Fair Value of Derivative Instruments
Total derivative assets	1.2	0.9
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	0.3	1.6
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	0.7
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	$ 0.1	$ 0.2