Fair Value Measurements - Assets and Liabilities - Recurring (Details) - USD ($) $ in Millions	May 03, 2020	Nov. 03, 2019	Apr. 28, 2019
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	$ 1.7	$ 3.2	$ 4.0
Derivative assets	767.7	333.8	150.2
Derivative liabilities	67.6	57.3	149.1
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
Total assets	769.4	337.0	154.2
Total liabilities	67.6	57.3	149.1
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	742.9	331.4	112.4
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			0.1
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	46.8	44.4	142.4
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	7.9	1.9	36.6
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	20.8	9.9	4.5
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	16.9	0.5	1.1
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		3.0	2.2
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | International Debt Securities | Marketable Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	$ 1.7	$ 3.2	$ 4.0