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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Narrative (Details) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2021 USD ($) derivative swap | Dec. 30, 2021 derivative | Oct. 21, 2021 USD ($) | Dec. 31, 2020 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Amount expected to be reclassified from other comprehensive loss into earnings | $ (7,900,000) |  |  |
Interest Rate Swaps |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Other deferred costs, net | 6,100,000 |  |  |
Interest Rate Swaps | Floorplan interest expense, net | Accumulated Other Comprehensive Income (Loss) |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Tax portion of reclassification out of AOCI | 1,900,000 |  |  |
Interest Rate Swaps | Not Designated as Hedging Instrument | Floorplan interest expense, net |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Number of additional forward interest rate swaps | derivative |  | 8 |  |
Notional value | $ 425,000,000 |  |  |
Weighted average interest rate (as a percentage) | 1.70% |  |  |
Derivative instruments expired during the period | derivative | 5 |  |  |
Derivative instruments terminated during the period | derivative | 3 |  |  |
Interest Rate Swaps | Not Designated as Hedging Instrument | Floorplan interest expense, net | Accumulated Other Comprehensive Income (Loss) |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Unrealized mark-to market gains | $ 3,100,000 |  |  |
Realized losses | $ 6,500,000 |  |  |
Interest Rate Swap I | Designated as Hedging Instrument | Cash Flow Hedging |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Number of additional forward interest rate swaps | swap | 37 |  |  |
Notional value | $ 774,000,000 |  |  |
Weighted average interest rate (as a percentage) | 1.30% |  |  |
Interest Rate Swap II | Designated as Hedging Instrument | Cash Flow Hedging |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Number of additional forward interest rate swaps | swap | 4 |  |  |
Notional value | $ 200,000,000 |  |  |
Weighted average interest rate (as a percentage) | 1.20% |  |  |
4.00% Senior Notes |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Interest rate (as a percentage) |  |  | 4.00% |
4.00% Senior Notes | Senior Notes |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Aggregate principal amount | $ 750,000,000 |  | $ 200,000,000 |
Interest rate (as a percentage) | 4.00% |  | 4.00% |
Demand Notes |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |
Carrying value | $ 600,000 |  |  | $ 60,000,000

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