FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Schedule of Impact of Interest Rate Derivative Instruments (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Derivative | ||
| Amount of Unrealized Income (Loss), Net of Tax, Recognized in Other Comprehensive Income (Loss) | $ 2.9 | $ (4.9) |
| Amount Reclassified from Other Comprehensive Income (Loss) into Statements of Operations | 3.7 | 5.2 |
| Floorplan interest expense | ||
| Derivative | ||
| Amount Reclassified from Other Comprehensive Income (Loss) into Statements of Operations | 2.7 | 4.0 |
| Other interest expense, net | ||
| Derivative | ||
| Amount Reclassified from Other Comprehensive Income (Loss) into Statements of Operations | $ 2.1 | $ 2.9 |