Pension and Other Postretirement Benefits - Narrative (Details) - Pension Plan - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |
|---|---|---|---|
Sep. 30, 2023 |
Sep. 30, 2024 |
Sep. 30, 2023 |
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| Pension Benefits | |||
| Pension contributions | $ 9.7 | $ 7.7 | |
| Expected future employer contributions | $ 13.0 | ||
| Gain on liability adjustment | $ 2.3 | ||
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- Definition Multiemployer Plans, Gain (Loss) On Liability Adjustments No definition available.
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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 contributions received and expected to be received by defined benefit plan from employer in current fiscal year. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cash outflow for pension benefit. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Excludes other postretirement benefit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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