PENSION AND POST-RETIREMENT PLANS - COMPONENTS OF NET PERIODIC BENEFIT COST (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income, net of tax: | ||
| Total recognized in other comprehensive (income) loss | $ 0.5 | $ 0.8 |
| Pension Benefits | ||
| Components of Net Periodic Benefit Cost (credit): | ||
| Service cost | 1.2 | 1.1 |
| Interest cost | 2.6 | 2.6 |
| Expected return on plan assets | (4.4) | (4.4) |
| Net periodic benefit cost (credit) | (0.6) | (0.7) |
| Post-retirement benefits | ||
| Components of Net Periodic Benefit Cost (credit): | ||
| Service cost | 0.1 | |
| Interest cost | 0.2 | 0.3 |
| Amortization of net actuarial loss (gain) | (0.2) | (0.2) |
| Amortization of prior service credit | (0.5) | (0.9) |
| Net periodic benefit cost (credit) | $ (0.4) | $ (0.8) |
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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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- References No definition available.
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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/disclosureRef
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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, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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