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EMPLOYEE BENEFIT PLANS (Tables) | 9 Months Ended
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Sep. 30, 2025
Retirement Benefits [Abstract] |
Schedule of Net Periodic Cost |
Employee benefit plans net periodic cost
| Pension Benefits |  | Other Postretirement and Postemployment Benefits
(in millions) | 2025 | 2024 |  | 2025 | 2024
Three Months Ended September 30, |  |  |  |  |
Service cost(1) | $ | 95 |  | $ | 88 |  |  | $ | 33 |  | $ | 23 |
Interest cost | 208 |  | 201 |  |  | 45 |  | 45 |
Expected return on plan assets | (267) |  | (263) |  |  | — |  | (1) |
Amortization of prior service credit | — |  | — |  |  | (1) |  | (1) |
Recognized net actuarial loss | 51 |  | 62 |  |  | 5 |  | 5 |
Net periodic cost | $ | 87 |  | $ | 88 |  |  | $ | 82 |  | $ | 71 |
Nine Months Ended September 30, |  |  |  |  |
Service cost(1) | $ | 125 |  | $ | 116 |  |  | $ | 99 |  | $ | 69 |
Interest cost | 623 |  | 603 |  |  | 135 |  | 136 |
Expected return on plan assets | (800) |  | (789) |  |  | (1) |  | (2) |
Amortization of prior service credit | — |  | — |  |  | (3) |  | (3) |
Recognized net actuarial loss | 151 |  | 186 |  |  | 15 |  | 14 |
Net periodic cost | $ | 99 |  | $ | 116 |  |  | $ | 245 |  | $ | 214 |
(1)Service cost relates to the market based cash balance plan. There is no service cost associated with traditional frozen defined benefit plans.

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (q) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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