Defined Benefit Plans - Components of Net Periodic Benefit Income for Pension Benefits (Detail) - Net Periodic Benefit Cost [Member] - Pension Benefits [Member] - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
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Jun. 28, 2025 |
Jun. 29, 2024 |
Jun. 28, 2025 |
Jun. 29, 2024 |
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| Defined Benefit Plan Disclosure [Line Items] | ||||
| Interest cost | $ 2.8 | $ 6.2 | $ 5.7 | $ 12.3 |
| Expected return on plan assets | (2.7) | (8.3) | (5.4) | (16.5) |
| Net periodic benefit cost (income) | $ 0.1 | $ (2.1) | $ 0.3 | $ (4.2) |
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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. 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/exampleRef
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