Retirement Benefits - Estimated OPEB Future Benefit Payments (Details) $ in Millions |
Dec. 31, 2022
USD ($)
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Retirement benefits other than pension | |
Estimated Future Benefits Payments [Line Items] | |
2023 | $ 29.6 |
2024 | 28.9 |
2025 | 28.2 |
2026 | 27.4 |
2027 | 26.8 |
2028 through 2032 | 123.5 |
UMWA Plans | |
Estimated Future Benefits Payments [Line Items] | |
2023 | 20.0 |
2024 | 19.9 |
2025 | 19.8 |
2026 | 19.6 |
2027 | 19.5 |
2028 through 2032 | 92.8 |
Black Lung and Other Plans | |
Estimated Future Benefits Payments [Line Items] | |
2023 | 9.6 |
2024 | 9.0 |
2025 | 8.4 |
2026 | 7.8 |
2027 | 7.3 |
2028 through 2032 | $ 30.7 |
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- References No definition available.
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- Definition Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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