v3.26.1
FLOORPLAN NOTES PAYABLE - Schedule of Floorplan Notes Payable (Details) - Line of Credit - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Revolving Credit Facility — floorplan notes payable, net    
Line of Credit Facility    
Long-term debt, gross $ 1,308.1 $ 1,388.5
Long-term debt, offset (149.1) (504.2)
Long-term debt 1,159.0 884.2
Other non-manufacturer facilities    
Line of Credit Facility    
Long-term debt 240.4 199.3
Floorplan notes payable — credit facility and other, net    
Line of Credit Facility    
Long-term debt 1,399.4 1,083.5
FMCC Facility, net    
Line of Credit Facility    
Long-term debt, gross 192.0 188.7
Long-term debt, offset (0.6) 0.0
Long-term debt 191.5 188.7
GM Facility, net    
Line of Credit Facility    
Long-term debt, gross 190.3 201.4
Other manufacturer affiliate facilities    
Line of Credit Facility    
Long-term debt 457.8 442.2
Floorplan notes payable — manufacturer affiliates, net    
Line of Credit Facility    
Long-term debt $ 839.6 $ 832.3