Derivative Instruments (Details 4) (USD $) In Millions, unless otherwise specified	12 Months Ended
Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Classification and gains (losses) including accrued interest expense related to derivative instruments
Not designated as hedges, gains (losses)	$ (0.9)	$ (78.4)	$ (47.9)
John Deere
Classification and gains (losses) including accrued interest expense related to derivative instruments
Gain (loss) on derivatives transactions with affiliate party	281	194
Interest rate contracts \| Interest expense
Classification and gains (losses) including accrued interest expense related to derivative instruments
Fair value hedges, gains (losses)	332.4	177.3	337.8
Cash flow hedges, reclassified from OCI, effective portion, gains (losses)	(13.1)	(20.2)	(67.2)
Not designated as hedges, gains (losses)	(8.6)	(0.1)	32.2
Interest rate contracts \| OCI (pretax)
Classification and gains (losses) including accrued interest expense related to derivative instruments
Cash flow hedges, recognized in OCI, effective portion, gains (losses)	(22.1)	(4.7)	(14.0)
Foreign exchange contracts \| OCI (pretax)
Classification and gains (losses) including accrued interest expense related to derivative instruments
Cash flow hedges, recognized in OCI, effective portion, gains (losses)	(38.4)	36.1	(41.8)
Foreign exchange contracts \| Administrative and operating expenses
Classification and gains (losses) including accrued interest expense related to derivative instruments
Cash flow hedges, reclassified from OCI, effective portion, gains (losses)	(42.3)	19.3	(11.2)
Not designated as hedges, gains (losses)	$ 7.7	$ (78.3)	$ (80.1)

The amount of net gains or losses on a cash flow hedge reclassified in the period to earnings from accumulated other comprehensive income.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Section 50

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-Name Statement of Financial Accounting Standard (FAS)

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Net Increase or Decrease in the fair value of the derivative or group of derivatives included in earnings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Net gain (loss) from the increase (decrease) in fair value of derivative instrument not designated as hedging instrument.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Total amount of gain (loss) derived from fair value hedges recognized in earnings in the period.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Amount of net unrealized gain (loss) related to the change in fair value of foreign currency exchange rate derivatives designated as cash flow hedging instruments. Recorded in accumulated other comprehensive income to the extent that the cash flow hedge is determined to be effective.

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