XML 44 R33.htm IDEA: XBRL DOCUMENT
v3.23.2

Benefit Plans (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
Retirement Benefits [Abstract] |
Net Periodic (Benefit) Cost Components | The following tables present the components of net periodic (benefit) cost for the defined benefit plans:
| Pension Benefits |  |
| Three Months Ended |  |  |  | Six Months Ended |  |
| June 30, |  |  |  | June 30, |  |
| 2023 |  | 2022 |  |  |  | 2023 |  | 2022 |  |
(In millions) |  |  |  |  |  |  |  |  |  |  |
Service cost |  |  |  |  |  |  | $ | 1 |  |  | $ | 1 |  |  |
Interest cost | $ | 28 |  |  | $ | 18 |  |  |  |  | 56 |  |  | 37 |  |  |
Expected return on plan assets | (32) |  |  | (40) |  |  |  |  | (64) |  |  | (83) |  |  |
Amortization of unrecognized net loss | 9 |  |  | 8 |  |  |  |  | 18 |  |  | 16 |  |  |
Settlements | 1 |  |  | 1 |  |  |  |  | 1 |  |  | 2 |  |  |
Regulatory asset decrease |  |  | 1 |  |  |  |  |  |  | 2 |  |  |
Net periodic (benefit) cost | $ | 6 |  |  | $ | (12) |  |  |  |  | $ | 12 |  |  | $ | (25) |  |  |
| Other Postretirement Benefits
| Three Months Ended |  |  |  | Six Months Ended
| June 30, |  |  |  | June 30,
| 2023 |  | 2022 |  |  |  | 2023 |  | 2022
(In millions) |  |  |  |  |  |  |  |  |
Interest cost |  |  | $ | 1 |  |  |  |  | $ | 1 |  |  | $ | 1 |
Expected return on plan assets |  |  | (1) |  |  |  |  | (1) |  |  | (1) |
Net periodic benefit | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |

X
- References No definition available. + Details
Name: | us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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 -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
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration