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Pension and Other Postretirement Healthcare Benefits (Tables) | 3 Months Ended
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Mar. 31, 2021
Retirement Benefits [Abstract] |
Net Periodic Cost Associated with the U.S. and Foreign Pension Plans | The components of net periodic cost associated with our U.S. and foreign pension plans recognized in the unaudited Condensed Consolidated Statements of Income were as follows:
| Pensions |  |  |  |
| Three Months Ended March 31, |  |  |  |
| 2021 |  | 2020 |  |  |  |  |  |  |  |
Net periodic cost: |  |  |  |  |  |  |  |  |  |  |
Service cost | $ | 1 |  |  | $ | 1 |  |  |  |  |  |  |  |  |
Interest cost | 3 |  |  | 5 |  |  |  |  |  |  |  |  |
Expected return on plan assets | (6) |  |  | (6) |  |  |  |  |  |  |  |  |
Net amortization of actuarial loss and prior service credit | 1 |  |  | 1 |  |  |  |  |  |  |  |  |
Total net periodic cost | $ | (1) |  |  | $ | 1 |  |  |  |  |  |  |  |  |

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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=118255775&loc=d3e1928-114920 + Details
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