Fair Value Measurements (Details 2) (USD $) In Millions, unless otherwise specified	Jul. 31, 2013	Oct. 31, 2012	Jul. 31, 2012
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	$ 339.0	$ 595.5	$ 640.6
Derivative liabilities	200.9	131.3	167.3
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	339.0	595.5	640.6
Derivative liabilities	200.9	131.3	167.3
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Interest rate contracts | Receivables from John Deere
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	165.9	355.8	374.7
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Interest rate contracts | Other assets
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	171.5	227.6	246.9
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Interest rate contracts | Other payables to John Deere
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	114.1	25.3	18.5
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Interest rate contracts | Accounts payable and accrued expenses
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	32.4	41.3	45.9
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Foreign exchange contracts | Other assets
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	0.8	1.9	3.6
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Foreign exchange contracts | Accounts payable and accrued expenses
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	13.9	5.4	15.9
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Cross-currency interest rate contracts | Receivables from John Deere
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	0.8	9.9	14.6
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Cross-currency interest rate contracts | Other assets
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets		0.3	0.8
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Cross-currency interest rate contracts | Other payables to John Deere
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	2.2	2.9	3.8
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Cross-currency interest rate contracts | Accounts payable and accrued expenses
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	$ 38.3	$ 56.4	$ 83.2