Defined Benefit Plans - Components of Net Periodic Benefit Cost 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. 27, 2026 |
Jun. 28, 2025 |
Jun. 27, 2026 |
Jun. 28, 2025 |
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| Defined Benefit Plan Disclosure [Line Items] | ||||
| Interest cost | $ 2.3 | $ 2.8 | $ 4.6 | $ 5.7 |
| Expected return on plan assets | (2.0) | (2.7) | (4.0) | (5.4) |
| Net periodic benefit cost | $ 0.3 | $ 0.1 | $ 0.6 | $ 0.3 |
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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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