Commitments and Contingencies - Commitments (Details) $ in Millions	May 02, 2021 USD ($)
Limited Liability Company John Deere Financial
Commitments
Unused commitments	$ 195.6
John Deere dealers
Commitments
Unused commitments	9,500.0
Customers
Commitments
Unused commitments	$ 29,100.0
Minimum percentage of unused commitments to extend credit to customers that relate to revolving charge accounts	95.00%