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Pension Plans and Other Post Employment Benefit Plans (Tables) | 6 Months Ended
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Jun. 30, 2022
Retirement Benefits [Abstract] |
Schedule of Net Benefit Costs [Table Text Block] |
| Three Months Ended June 30, | Six Months Ended June 30,
(In millions) | 2022 | 2021 | 2022 | 2021
Defined Benefit Pension Plans: |  |  |  |
Service cost | $ | 5 |  | $ | 5 |  | $ | 9 |  | $ | 12 |
Interest cost | 109 |  | 91 |  | 217 |  | 182 |
Expected return on plan assets | (190) |  | (228) |  | (380) |  | (458) |
Amortization of unrecognized (gain) loss | 1 |  | 13 |  | 2 |  | 27 |
Amortization of prior service (benefit) cost | (1) |  | (1) |  | (2) |  | (1) |
Settlement loss | 2 |  | — |  | 2 |  | 1 |
Net periodic benefit (credit) cost | $ | (74) |  | $ | (120) |  | $ | (152) |  | $ | (237) |
Other Post Employment Benefits: |  |  |  |
Service cost | $ | 1 |  | $ | — |  | $ | 1 |  | $ | — |
Interest cost | 6 |  | 5 |  | 13 |  | 11 |
Amortization of unrecognized (gain) loss | 1 |  | 24 |  | 1 |  | 47 |
Amortization of prior service (benefit) cost | (1) |  | (231) |  | (1) |  | (461) |
Curtailment (gain) loss | — |  | (1) |  | — |  | (1) |
Net periodic benefit (credit) cost | $ | 7 |  | $ | (203) |  | $ | 14 |  | $ | (404) |

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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 http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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