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DERIVATIVE INSTRUMENTS - Narrative (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | --- | ---
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Gross long-term debt | $ 5,391.1 | $ 3,941.5 |  |
Cash flow hedges | (17.7) | (19.4) |  | $ (21.0)
Interest rate swaps |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Notional amount of interest rate swap agreements |  |  | $ 550.0 |
Interest rate swaps | Cash Flow Hedges | Designated as Hedging Instrument |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Estimated amount of pretax loss in AOCI reclassified to earnings for the next 12-month period | 2.4 |  |  |
Notes |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Gross long-term debt | 5,391.1 |  |  |
5.80% notes due 2026 | Notes |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Gross long-term debt | $ 0.0 | $ 550.0 | $ 550.0 |
Interest rate (as percent) |  | 5.80% | 5.80% |

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