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Pension and Other Postemployment Benefits (Tables) | 9 Months Ended
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Sep. 30, 2020
Defined Benefit Pension Plans [Member] |
Components of Net Periodic Benefit Expense | Defined Benefit Pension Plans The components of net periodic benefit expense were (in millions):
| Nine Months Ended September 30, |  |
| 2020 |  | 2019
Service cost | $ | 5.6 |  |  | $ | 6.4 |
Interest cost | 5.0 |  |  | 4.9 |
Expected return on plan assets | (0.7) |  |  | (1.1) |
Amortization of prior service cost | 0.5 |  |  | 0.6 |
Amortization of actuarial losses | 4.0 |  |  | 0.9 |
| $ | 14.4 |  |  | $ | 11.7 |
Postemployment Arrangements [Member] |
Components of Net Periodic Benefit Expense | Postemployment Arrangements The components of net periodic benefit expense were (in millions):
| Nine Months Ended September 30, |  |
| 2020 |  | 2019
Service cost | $ | 3.5 |  |  | $ | 3.3 |
Interest cost | 2.6 |  |  | 3.3 |
Amortization of prior service cost | 3.2 |  |  | 3.3 |
Amortization of actuarial losses | 1.6 |  |  | 0.7 |
| $ | 10.9 |  |  | $ | 10.6 |

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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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