Commitments and Contingencies - Commitments (Details) $ in Millions	Nov. 01, 2020 USD ($)
Limited Liability Company John Deere Financial
Commitments
Unused commitments	$ 173.3
John Deere dealers
Commitments
Unused commitments	9,800.0
Customers
Commitments
Unused commitments	$ 27,900.0
Minimum percentage of unused commitments to extend credit to customers that relate to revolving charge accounts	95.00%