Defined Benefits (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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| Net Periodic Defined Benefit Costs Allocated to Subsidiary by Sponsor (Numeric) [Abstract] | ||||
| Defined benefit plans - funding | $ 8 | $ 7 | ||
| Pension Plan [Member] | U.S. | ||||
| Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] | ||||
| Service cost | $ 7 | $ 8 | 14 | 15 |
| Interest cost | 44 | 47 | 88 | 92 |
| Expected return on plan assets | (61) | (72) | (121) | (144) |
| Amortization of: [Abstract] | ||||
| Actuarial loss | 9 | 4 | 19 | 9 |
| Net periodic defined benefit costs (credits) | (1) | (13) | 0 | (28) |
| Other Postretirement Benefits Plan [Member] | ||||
| Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] | ||||
| Service cost | 1 | 2 | 3 | 3 |
| Interest cost | 8 | 8 | 15 | 15 |
| Expected return on plan assets | (7) | (7) | (14) | (15) |
| Amortization of: [Abstract] | ||||
| Actuarial loss | 0 | (1) | (1) | (2) |
| Net periodic defined benefit costs (credits) | $ 2 | $ 2 | $ 3 | $ 1 |
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- References No definition available.
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- References No definition available.
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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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- References No definition available.
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cash outflow for pension and other postretirement benefits. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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