BENEFIT PLANS - Components of Net Periodic Benefit Cost - Pension Benefits) (Details) - Pension Plans, Defined Benefit - USD ($) $ in Millions |
3 Months Ended | |
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Mar. 31, 2024 |
Mar. 31, 2023 |
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| Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] | ||
| Service cost | $ 0.7 | $ 0.6 |
| Interest cost | 8.2 | 8.5 |
| Expected return on plan assets | (7.1) | (6.9) |
| Amortization of prior service cost | 0.3 | 0.4 |
| Amortization of actuarial loss | 1.2 | 1.4 |
| Net periodic pension benefit cost | 3.3 | 4.0 |
| Pretax reclassifications from AOCI included in net periodic pension benefit cost | $ 1.5 | $ 1.8 |
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, before tax, of reclassification adjustment from accumulated other comprehensive (income) loss for net period benefit cost (credit) of defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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