Derivative Instruments (Details 3) (USD $) In Millions, unless otherwise specified	Apr. 30, 2013	Oct. 31, 2012	Apr. 30, 2012
Fair Value of Derivative Instruments
Total derivative assets	$ 570.0	$ 595.5	$ 503.3
Total derivative liabilities	125.4	131.3	99.5
Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	329.7	322.9	221.8
Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	8.9	14.0	3.6
Designated as Hedging Instruments | Interest Rate Contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	329.7	314.2	215.8
Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	174.0	197.0	205.8
Designated as Hedging Instruments | Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	7.9	11.8	2.0
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets		8.7	6.0
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	1.0	2.2	1.6
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	48.3	56.3	40.3
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	39.0	42.8	41.0
Not Designated as Hedging Instruments | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	27.3	32.8	34.7
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	18.6	14.2	8.9
Not Designated as Hedging Instruments | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	49.6	46.8	46.7
Not Designated as Hedging Instruments | Interest Rate Contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	39.0	41.6	40.1
Not Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	22.0	30.6	30.6
Not Designated as Hedging Instruments | Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	14.0	13.5	8.3
Not Designated as Hedging Instruments | Interest Rate Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	38.4	41.3	40.0
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	5.3	1.9	3.3
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	10.9	5.4	6.6
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Receivables 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	0.8
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	4.6	0.7	0.6
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	$ 0.3	$ 0.1	$ 0.1