Fair Value Measurements - Assets and Liabilities - Recurring (Details) - USD ($) $ in Millions	Jan. 28, 2024	Oct. 29, 2023	Jan. 29, 2023
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	$ 2.3	$ 1.4	$ 1.8
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	171.1	157.1	174.2
Total liabilities	601.0	975.4	693.3
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Marketable Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	$ 2.3	$ 1.4	$ 1.8
Investment, Type [Extensible Enumeration]	jdcc:ForeignDebtSecuritiesMember	jdcc:ForeignDebtSecuritiesMember	jdcc:ForeignDebtSecuritiesMember
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Receivables from John Deere
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	$ 146.6	$ 144.4	$ 171.2
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Other Assets
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	22.2	11.3	1.2
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Other payables to John Deere
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	596.7	974.9	664.2
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Accounts payable and accrued expenses
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	$ 4.3	$ 0.5	$ 29.1