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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Increase (Decrease) in AOCI |  |  |
Beginning balance | $ 2,674.4 | $ 2,237.5 | $ 1,825.2
Other comprehensive income (loss) before reclassifications: |  |  |
Pre-tax | 9.1 | 37.3 | 82.7
Tax effect | (6.7) | (3.3) | (25.8)
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Other cumulative foreign currency translation adjustments | 0.0 | 0.0 | 1.5
Provision for income taxes | 9.0 | 8.9 | 0.8
OTHER COMPREHENSIVE (LOSS) INCOME, NET OF TAX | (26.5) | 5.7 | 178.7
Ending balance | 2,974.3 | 2,674.4 | 2,237.5
Interest Rate Derivative Instruments |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | (0.2) | (4.0) | 122.8
Floorplan interest expense (pre-tax) |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | (20.6) | (15.4) | (0.8)
Other interest expense, net (pre-tax) |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | (17.0) | (17.9) | (2.4)
Accumulated Other Comprehensive Income (Loss) |  |  |
Increase (Decrease) in AOCI |  |  |
Beginning balance | 28.1 | 22.5 | (156.2)
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
OTHER COMPREHENSIVE (LOSS) INCOME, NET OF TAX | (26.5) | 5.7 | 178.7
Ending balance | 1.6 | 28.1 | 22.5
Accumulated Income (Loss) on Foreign Currency Translation |  |  |
Increase (Decrease) in AOCI |  |  |
Beginning balance | (37.4) | (61.1) | (158.2)
Other comprehensive income (loss) before reclassifications: |  |  |
Pre-tax | (19.1) | 23.7 | (27.2)
Tax effect | 0.0 | 0.0 | 0.0
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Other cumulative foreign currency translation adjustments |  |  | 1.5
Provision for income taxes | 0.0 | 0.0 | 0.0
OTHER COMPREHENSIVE (LOSS) INCOME, NET OF TAX | (19.1) | 23.7 | 97.1
Ending balance | (56.5) | (37.4) | (61.1)
Accumulated Income (Loss) on Foreign Currency Translation | Interest Rate Derivative Instruments |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | 0.0 | 0.0 | 122.8
Accumulated Income (Loss) on Foreign Currency Translation | Floorplan interest expense (pre-tax) |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | 0.0 | 0.0 | 0.0
Accumulated Income (Loss) on Foreign Currency Translation | Other interest expense, net (pre-tax) |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | 0.0 | 0.0 | 0.0
Accumulated Income (Loss) on Interest Rate Swaps |  |  |
Increase (Decrease) in AOCI |  |  |
Beginning balance | 65.6 | 83.6 | 2.0
Other comprehensive income (loss) before reclassifications: |  |  |
Pre-tax | 28.2 | 13.7 | 110.0
Tax effect | (6.7) | (3.3) | (25.8)
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Other cumulative foreign currency translation adjustments |  |  | 0.0
Provision for income taxes | 9.0 | 8.9 | 0.8
OTHER COMPREHENSIVE (LOSS) INCOME, NET OF TAX | (7.4) | (18.0) | 81.6
Ending balance | 58.2 | 65.6 | 83.6
Accumulated Income (Loss) on Interest Rate Swaps | Interest Rate Derivative Instruments |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | (0.2) | (4.0) | 0.0
Accumulated Income (Loss) on Interest Rate Swaps | Floorplan interest expense (pre-tax) |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | (20.6) | (15.4) | (0.8)
Accumulated Income (Loss) on Interest Rate Swaps | Other interest expense, net (pre-tax) |  |  |
Amounts reclassified from accumulated other comprehensive income (loss): |  |  |
Pre-tax | $ (17.0) | $ (17.9) | $ (2.4)

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