Employee Retirement Plans (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 benefits | ||||
| Defined Benefit Plan Disclosure [Line Items] | ||||
| Service cost | $ 30 | $ 24 | $ 56 | $ 48 |
| Interest cost | 45 | 48 | 90 | 95 |
| Expected return on plan assets | (52) | (49) | (104) | (99) |
| Amortization of prior service cost (credit) | 1 | 1 | 2 | 2 |
| Special termination benefit charge | 1 | 1 | ||
| Total pension and postretirement benefit expense (income) | 24 | 25 | 44 | 47 |
| Postretirement benefits | ||||
| Defined Benefit Plan Disclosure [Line Items] | ||||
| Service cost | 1 | 1 | ||
| Interest cost | 5 | 5 | 8 | 9 |
| Amortization of actuarial net gain | (6) | (9) | (12) | (15) |
| Amortization of prior service cost (credit) | (1) | (1) | (3) | |
| Total pension and postretirement benefit expense (income) | $ (1) | $ (5) | $ (4) | $ (8) |
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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 prior service cost (credit) 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 cost of providing special or contractual termination benefits payable from defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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- 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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- 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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- Details
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- Details
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