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FAIR VALUE MEASUREMENTS - Narrative (Details) - Deferred compensation plan - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024	Sep. 30, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cost basis of investment funds	$ 77.4	$ 82.7	$ 78.6
Fair Value Measurements on a Recurring Basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred compensation plan	98.3	98.6	94.0
Fair Value Measured at Net Asset Value Per Share | Fair Value Measurements on a Recurring Basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred compensation plan	$ 7.3	$ 7.0	$ 6.8

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