Postretirement Benefit Plans - Health Care Cost Trend Rates (Details) - U.S. - Retiree Health Care |
12 Months Ended | |
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Dec. 31, 2025 |
Dec. 31, 2024 |
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Assumed health care cost trend rate for next year (in percent) | 8.00% | 7.00% |
| Ultimate trend rate (in percent) | 6.00% | 5.00% |
| Year in which ultimate trend rate is reached | 2034 | 2033 |
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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 Assumed rate, for next fiscal year, based on annual change in cost of health care cost benefits used to measure expected cost of benefits covered by defined benefit postretirement plan. Factors include, but are not limited to, estimate of health care inflation, change in health care utilization or delivery pattern, technological advances, and change in health status of participant. Excludes factors for change in composition of plan population by age and dependency status. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Ultimate trend rate for health care cost for defined benefit postretirement plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Year ultimate health care cost trend rate is expected to be reached, in YYYY format. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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