Derivative Instruments (Details 3) (USD $) In Millions, unless otherwise specified	Jan. 31, 2013	Oct. 31, 2012	Jan. 31, 2012
Fair Value of Derivative Instruments
Total derivative assets	$ 540.0	$ 595.5	$ 538.5
Total derivative liabilities	114.2	131.3	136.2
Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	285.3	322.9	225.8
Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	18.6	14.0	4.1
Designated as Hedging Instruments | Interest Rate Contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	280.5	314.2	220.3
Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	185.5	197.0	234.7
Designated as Hedging Instruments | Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	18.0	11.8	2.4
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	4.8	8.7	5.5
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	0.6	2.2	1.7
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	30.2	56.3	42.7
Not Designated as Hedging Instruments | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	42.1	42.8	44.7
Not Designated as Hedging Instruments | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	27.1	32.8	33.3
Not Designated as Hedging Instruments | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	13.2	14.2	6.7
Not Designated as Hedging Instruments | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	52.2	46.8	82.7
Not Designated as Hedging Instruments | Interest Rate Contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	41.7	41.6	43.9
Not Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	20.9	30.6	30.7
Not Designated as Hedging Instruments | Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	11.6	13.5	6.1
Not Designated as Hedging Instruments | Interest Rate Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	40.9	41.3	45.0
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	6.2	1.9	1.4
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Accounts payable and accrued expenses
Fair Value of Derivative Instruments
Total derivative liabilities	11.2	5.4	37.5
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Receivables from John Deere
Fair Value of Derivative Instruments
Total derivative assets	0.4	1.2	0.8
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets		0.3	1.2
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other payables to John Deere
Fair Value of Derivative Instruments
Total derivative liabilities	1.6	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	$ 0.1	$ 0.1	$ 0.2