Annual report pursuant to Section 13 and 15(d)

Inventories and Related Notes Payable - Floor Plan - Additional Information (Details)

v3.20.4
Inventories and Related Notes Payable - Floor Plan - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]      
Average interest rate for new vehicle floor plan facilities 1.72% 3.03% 3.10%
Amount recognized for floor plan assistance $ 40.6 $ 41.5 $ 42.2
Average interest rate for used vehicle floor plan facilities 2.02% 3.10% 2.98%