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v3.23.1

Pension and Other Postretirement Benefits (Tables) | 3 Months Ended
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Mar. 31, 2023
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract] |
Components Of Net Periodic Benefit Costs | Net periodic pension cost (benefit) included the following components:
| Qualified Plans |  | Non-qualified Plans |  | Total
|  | Three Months Ended March 31 |  |
| 2023 |  | 2022 |  |  |  | 2023 |  | 2022 |  |  |  | 2023 |  | 2022 |  |
| (In millions)
Service cost | $ | 5 |  |  | $ | 9 |  |  |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | 5 |  |  | $ | 9 |  |  |
Interest cost | 21 |  |  | 14 |  |  |  |  | 2 |  |  | 1 |  |  |  |  | 23 |  |  | 15 |  |  |
Expected return on plan assets | (30) |  |  | (35) |  |  |  |  | — |  |  | — |  |  |  |  | (30) |  |  | (35) |  |  |
Amortization of actuarial loss | 6 |  |  | 6 |  |  |  |  | 1 |  |  | 2 |  |  |  |  | 7 |  |  | 8 |  |  |
Net periodic pension (benefit) cost | $ | 2 |  |  | $ | (6) |  |  |  |  | $ | 3 |  |  | $ | 3 |  |  |  |  | $ | 5 |  |  | $ | (3) |  |  |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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