Retirement Benefit Plans - Net Periodic Pension Expense - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| United States [Member] | |||
| Defined Benefit Plan Disclosure [Line Items] | |||
| Service cost | $ 0.0 | $ 0.0 | |
| Interest cost | 2.2 | 2.3 | $ 2.5 |
| Expected return on plan assets | (2.1) | (2.7) | (2.5) |
| Amortization of actuarial loss | 1.8 | 2.0 | 2.1 |
| Settlements | 0.0 | 0.0 | 0.0 |
| Net periodic pension expense | 1.9 | 1.6 | 2.1 |
| Foreign Plan [Member] | |||
| Defined Benefit Plan Disclosure [Line Items] | |||
| Service cost | 0.1 | 0.1 | 0.0 |
| Interest cost | 5.8 | 5.3 | 5.4 |
| Expected return on plan assets | (5.4) | (7.2) | (7.4) |
| Amortization of actuarial loss | 1.6 | 1.4 | 0.7 |
| Amortization of prior service cost (credit) | 0.1 | 0.1 | 0.1 |
| Net periodic pension expense | $ 2.2 | $ (0.3) | $ (1.2) |
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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 Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit from settlement and curtailment. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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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