Pension And Other Postretirement Benefits (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Pension Plan | ||||
| Defined Benefit Plan Disclosure [Line Items] | ||||
| Employer contributions | $ 2.6 | $ 1.0 | ||
| Postemployment Benefits [Abstract] | ||||
| Defined Benefit Plan, Expected Return (Loss) on Plan Assets | $ 22.5 | $ 23.1 | 45.0 | 46.2 |
| Other Postretirement Benefit Plan | ||||
| Defined Benefit Plan Disclosure [Line Items] | ||||
| Employer contributions | 11.1 | 10.5 | ||
| Postemployment Benefits [Abstract] | ||||
| Defined Benefit Plan, Expected Return (Loss) on Plan Assets | $ 4.2 | $ 4.2 | $ 8.3 | $ 8.4 |
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- Definition Amount of contribution received by defined benefit plan from employer which increases plan assets. 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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- References No definition available.
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