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FAIR VALUE MEASUREMENTS - Schedule of Fair Value Measurement on Recurring Basis (Details) - Recurring - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024
Level 1 Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value disclosure	$ 36.2	$ 31.1	$ 31.1
Level 1 Fair Value | Mutual funds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value disclosure	36.2	31.1	31.1
Level 2 Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value disclosure	3.6	0.3	0.8
Level 2 Fair Value | Money market mutual fund
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value disclosure	$ 3.6	$ 0.3	$ 0.8

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- Definition

Fair value portion of asset recognized for present right to economic benefit.

+ References

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-Topic 820
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-Name Accounting Standards Codification
-Section 55
-Paragraph 100
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+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 100
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-Topic 820
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