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FAIR VALUE MEASUREMENTS - Narrative (Details) $ in Millions | 9 Months Ended
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Sep. 30, 2025 USD ($) trust | Sep. 30, 2024 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Number of Rabbi Trusts established | trust | 2 |
Net gains (losses) of the Rabbi Trust investments | $ 3.9 | $ 3.8
Unrealized net gains (losses) of the Rabbi Trusts' investments | $ 1.5 | $ 3.7

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