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Employee Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2020
Compensation And Retirement Disclosure [Abstract] |
Schedule of Components of Period Benefit Costs | The components of periodic benefit costs for the years ended December 31, 2020, 2019 and 2018 are as follows:
|  | US Pension Plans |  |  | Non-US Pension Plans |  |  | Postretirement Medical and Other |
|  | 2020 |  |  | 2019 |  |  | 2018 |  |  | 2020 |  |  | 2019 |  |  | 2018 |  |  | 2020 |  |  | 2019 |  |  | 2018 |
Service cost - benefits earned during the year |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 2.1 |  |  | $ | 1.8 |  |  | $ | 1.8 |  |  | $ | 0.2 |  |  | $ | 0.2 |  |  | $ | 0.2 |
Interest cost of projected benefit obligation |  |  | 4.0 |  |  |  | 5.1 |  |  |  | 5.2 |  |  |  | 1.8 |  |  |  | 2.2 |  |  |  | 2.1 |  |  |  | 0.4 |  |  |  | 0.8 |  |  |  | 0.8 |
Expected return on assets |  |  | (5.2 | ) |  |  | (4.3 | ) |  |  | (5.7 | ) |  |  | (1.1 | ) |  |  | (1.4 | ) |  |  | (1.4 | ) |  |  | — |  |  |  | — |  |  |  | — |
Amortization of prior service cost |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 0.1 |  |  |  | 0.1 |  |  |  | 0.1 |  |  |  | (2.7 | ) |  |  | (2.8 | ) |  |  | (2.8 | )
Amortization of actuarial net loss (gain) |  |  | 2.8 |  |  |  | 3.3 |  |  |  | 2.9 |  |  |  | 1.7 |  |  |  | 1.3 |  |  |  | 1.3 |  |  |  | 0.0 |  |  |  | — |  |  |  | 0.8 |
Pension settlement charge |  |  | — |  |  |  | — |  |  |  | 4.5 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net periodic benefit cost |  | $ | 1.6 |  |  | $ | 4.1 |  |  | $ | 6.9 |  |  | $ | 4.6 |  |  | $ | 4.0 |  |  | $ | 3.9 |  |  | $ | (2.1 | ) |  | $ | (1.8 | ) |  | $ | (1.0 | )
Weighted average assumptions: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective discount rate for benefit obligations |  |  | 3.3 | % |  |  | 4.3 | % |  |  | 3.8 | % |  |  | 1.6 | % |  |  | 2.5 | % |  |  | 2.2 | % |  |  | 2.9 | % |  |  | 4.1 | % |  |  | 3.3 | %
Effective interest rate on benefit obligation |  |  | 2.9 | % |  |  | 4.0 | % |  |  | 3.5 | % |  |  | 1.6 | % |  |  | 2.5 | % |  |  | 2.2 | % |  |  | 2.6 | % |  |  | 3.7 | % |  |  | 2.9 | %
Expected return on plan assets |  |  | 5.2 | % |  |  | 5.2 | % |  |  | 5.3 | % |  |  | 2.3 | % |  |  | 3.5 | % |  |  | 2.7 | % |  | N/A |  |  | N/A |  |  | N/A |
Rate of compensation increase |  | N/A |  |  | N/A |  |  | N/A |  |  |  | 3.1 | % |  |  | 3.6 | % |  |  | 3.5 | % |  | N/A |  |  | N/A |  |  | N/A |
Reconciliation of the Changes in Benefit Obligation, the Changes in Plan Assets, and the Funded Status | The following is a reconciliation of the changes in benefit obligation, plan assets, and funded status as of December 31, 2020 and 2019:
|  | US Pension Plans |  |  | Non-US Pension Plans |  |  | Postretirement Medical and Other |
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Change in Benefit Obligation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Benefit obligation, beginning of year |  | $ | 142.3 |  |  | $ | 130.5 |  |  | $ | 90.6 |  |  | $ | 81.9 |  |  | $ | 18.4 |  |  | $ | 20.7 |
Service cost |  |  | — |  |  |  | — |  |  |  | 2.1 |  |  |  | 1.8 |  |  |  | 0.2 |  |  |  | 0.2 |
Interest cost |  |  | 4.0 |  |  |  | 5.1 |  |  |  | 1.8 |  |  |  | 2.2 |  |  |  | 0.4 |  |  |  | 0.8 |
Participant contributions |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 0.3 |  |  |  | 0.4 |
Plan curtailment |  |  | — |  |  |  | — |  |  |  | (0.1 | ) |  |  | — |  |  |  | — |  |  |  | — |
Actuarial (gain) loss |  |  | 13.4 |  |  |  | 13.8 |  |  |  | 9.7 |  |  |  | 8.3 |  |  |  | (1.3 | ) |  |  | (1.5 | )
Currency translation adjustment |  |  | — |  |  |  | — |  |  |  | 5.3 |  |  |  | 1.1 |  |  |  | — |  |  |  | — |
Benefits paid |  |  | (7.8 | ) |  |  | (7.1 | ) |  |  | (4.5 | ) |  |  | (4.7 | ) |  |  | (2.2 | ) |  |  | (2.2 | )
Benefit obligation, end of year |  | $ | 151.9 |  |  | $ | 142.3 |  |  | $ | 104.9 |  |  | $ | 90.6 |  |  | $ | 15.8 |  |  | $ | 18.4 |
Change in Plan Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of plan assets, beginning of year |  | $ | 99.6 |  |  | $ | 84.9 |  |  | $ | 45.2 |  |  | $ | 40.1 |  |  | $ | — |  |  | $ | — |
Actual return on plan assets |  |  | 12.7 |  |  |  | 16.8 |  |  |  | 6.0 |  |  |  | 4.2 |  |  |  | — |  |  |  | — |
Employer contributions |  |  | 9.2 |  |  |  | 5.0 |  |  |  | 3.9 |  |  |  | 4.0 |  |  |  | 1.9 |  |  |  | 1.8 |
Participant contributions |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 0.3 |  |  |  | 0.4 |
Currency translation adjustment |  |  | — |  |  |  | — |  |  |  | 1.7 |  |  |  | 1.6 |  |  |  | — |  |  |  | — |
Benefits paid |  |  | (7.8 | ) |  |  | (7.1 | ) |  |  | (4.5 | ) |  |  | (4.7 | ) |  |  | (2.2 | ) |  |  | (2.2 | )
Fair value of plan assets, end of year |  |  | 113.7 |  |  |  | 99.6 |  |  |  | 52.3 |  |  |  | 45.2 |  |  |  | (0.0 | ) |  |  | — |
Funded status |  | $ | (38.2 | ) |  | $ | (42.7 | ) |  | $ | (52.6 | ) |  | $ | (45.4 | ) |  | $ | (15.8 | ) |  | $ | (18.4 | )
Amounts recognized in the Consolidated Balance Sheets as of December 31 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term pension obligation |  | $ | (0.5 | ) |  | $ | (0.5 | ) |  | $ | (1.1 | ) |  | $ | (1.3 | ) |  | $ | — |  |  | $ | — |
Long-term pension obligation |  |  | (37.7 | ) |  |  | (42.2 | ) |  |  | (51.5 | ) |  |  | (44.1 | ) |  |  | — |  |  |  | — |
Short-term postretirement medical and other benefit obligations |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (1.8 | ) |  |  | (2.1 | )
Long-term postretirement medical and other benefit obligations |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (14.0 | ) |  |  | (16.3 | )
Net amount recognized |  | $ | (38.2 | ) |  | $ | (42.7 | ) |  | $ | (52.6 | ) |  | $ | (45.4 | ) |  | $ | (15.8 | ) |  | $ | (18.4 | )
Weighted-Average Assumptions |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  | 2.4 | % |  |  | 3.3 | % |  |  | 1.1 | % |  |  | 1.5 | % |  |  | 2.0 | % |  |  | 2.9 | %
Expected return on plan assets |  |  | 5.2 | % |  |  | 5.2 | % |  |  | 2.3 | % |  |  | 3.5 | % |  | N/A |  |  | N/A |
Rate of compensation increase |  | N/A |  |  | N/A |  |  |  | 3.1 | % |  |  | 3.6 | % |  | N/A |  |  | N/A |
Amounts Recognized in Accumulated Other Comprehensive Loss | Amounts recognized in accumulated other comprehensive loss as of December 31, 2020 and 2019, are summarized as follows:
|  | Pensions |  |  | Postretirement Medical and Other |
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Net actuarial gain (loss) |  | $ | (69.3 | ) |  | $ | (61.9 | ) |  | $ | 3.3 |  |  | $ | 1.9 |
Prior service credit (cost) |  |  | (0.4 | ) |  |  | (0.5 | ) |  |  | 4.1 |  |  |  | 6.9 |
Total amount recognized |  | $ | (69.7 | ) |  | $ | (62.4 | ) |  | $ | 7.4 |  |  | $ | 8.8 |
Summary of the Sensitivity of Retirement Obligations and Retirement Benefit Costs of Plans to Changes in the Key Assumptions | The following table summarizes the sensitivity of our December 31, 2020 retirement obligations and 2020 retirement benefit costs of our plans to changes in the key assumptions used to determine those results:
Change in assumption: |  | Estimated increase (decrease) in 2021 pension cost |  |  | Estimated increase (decrease) in Projected Benefit Obligation for the year ended December 31, 2020 |  |  | Estimated increase (decrease) in 2021 Other Postretirement Benefit costs |  | Estimated increase (decrease) in Other Postretirement Benefit Obligation for the year ended December 31, 2020 |
0.50% increase in discount rate |  | $ | (1.0 | ) |  | $ | (16.1 | ) |  | N/A |  | $ | (0.5 | )
0.50% decrease in discount rate |  |  | 1.0 |  |  |  | 17.8 |  |  | N/A |  |  | 0.5 |
0.50% increase in long-term return on assets |  |  | (0.8 | ) |  | N/A |  |  | N/A |  | N/A |
0.50% decrease in long-term return on assets |  |  | 0.8 |  |  | N/A |  |  | N/A |  | N/A |
Schedule of the Weighted-Average Asset Allocations of the Pension Plans | The weighted-average asset allocations of the U.S. pension plans as of December 31, 2020 and 2019, by asset category are as follows:
|  | 2020 |  |  | 2019 |
Equity |  |  | 53.3 | % |  |  | 50.4 | %
Fixed income |  |  | 38.8 | % |  |  | 48.9 | %
Other |  |  | 7.9 | % |  |  | 0.7 | %
Total |  |  | 100.0 | % |  |  | 100.0 | %
The weighted-average asset allocations of the Non-U.S. pension plans as of December 31, 2020 and 2019, by asset category are as follows:
|  | 2020 |  |  | 2019 |
Equity |  |  | 0.0 | % |  |  | 0.0 | %
Fixed income |  |  | 45.6 | % |  |  | 41.6 | %
Other* |  |  | 54.4 | % |  |  | 58.4 | %
Total |  |  | 100.0 | % |  |  | 100.0 | %
*Includes diversified investments that have equity and fixed income holdings. |  |  |  |  |  |  |  |
Schedule of the Actual Allocations for the Pension Assets and Target Allocations by Asset Class | The actual and target allocations for the pension assets as of December 31, 2020, by asset class, are as follows:
|  | Target Allocations |  |  | Weighted Average Asset Allocations |
|  | U.S. Plans |  |  | Non-U.S. Plans |  |  | U.S. Plans |  |  | Non-U.S. Plans |
Equity Securities |  |  | 50 | % |  |  | — | % |  |  | 53.3 | % |  |  | 0.0 | %
Debt Securities |  |  | 40 | % |  | 40% |  |  |  | 38.8 | % |  |  | 45.6 | %
Other |  |  | 10 | % |  | 60% |  |  |  | 7.9 | % |  |  | 54.4 | %
Schedule of Plan Assets Using the Fair Value Hierarchy | The following table presents the Company’s plan assets using the fair value hierarchy as of December 31, 2020 and 2019. The fair value hierarchy has three levels based on the reliability of the inputs used to determine fair value. See footnote 4, “Fair Value of Financial Instruments,” for definitions of each fair value level.
|  | December 31, 2020 |
Assets |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Unobservable Inputs (Level 3) |  |  | Net Asset Value ("NAV") (a) |  |  | Total |
Equity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. equity |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 32.3 |  |  | $ | 32.3 |
International equity |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 30.6 |  |  |  | 30.6 |
Fixed income: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate bonds and notes |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 35.7 |  |  |  | 35.7 |
Government and agency bonds |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 30.1 |  |  |  | 30.1 |
Commingled funds |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 17.8 |  |  |  | 17.8 |
International fixed income |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 0.5 |  |  |  | 0.5 |
Other: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  | 0.6 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 0.6 |
Money market funds |  |  | — |  |  |  | 0.7 |  |  |  | — |  |  |  | — |  |  |  | 0.7 |
Annuity contracts |  |  | — |  |  |  | — |  |  |  | 12.9 |  |  |  | — |  |  |  | 12.9 |
Other |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 4.8 |  |  |  | 4.8 |
Total |  | $ | 0.6 |  |  | $ | 0.7 |  |  | $ | 12.9 |  |  | $ | 151.8 |  |  | $ | 166.0 |
a) |
| Certain assets that are measured at fair value using the NAV per share practical expedient have not been classified in the fair value hierarchy.
|  | December 31, 2019 |
Assets |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Unobservable Inputs (Level 3) |  |  | Net Asset Value ("NAV") (a) |  |  | Total |
Cash and cash equivalents |  | $ | 2.4 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 2.4 |
Insurance group annuity contracts |  |  | — |  |  |  | — |  |  |  | 12.6 |  |  |  | — |  |  |  | 12.6 |
Common/collective trust funds — Corporate and other non-government debt |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 22.9 |  |  |  | 22.9 |
Common/collective trust funds — Government, corporate and other non-government debt |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 40.2 |  |  |  | 40.2 |
Common/collective trust funds — Corporate equity |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 50.3 |  |  |  | 50.3 |
Common/collective trust funds — Customized strategy |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 16.4 |  |  |  | 16.4 |
Total |  | $ | 2.4 |  |  | $ | — |  |  | $ | 12.6 |  |  | $ | 129.8 |  |  | $ | 144.8 |
a) | Certain assets that are measured at fair value using the NAV per share practical expedient have not been classified in the fair value hierarchy.
Reconciliation of the Fair Values Measurements of Plan Assets Using Significant Unobservable Inputs (Level 3) from the Beginning of the Year to the End of the Year | A reconciliation of the fair value measurements of plan assets using significant unobservable inputs (Level 3) from the beginning of the year to the end of the year is as follows:
|  | Insurance Contracts Year Ended December 31, |
|  | 2020 |  |  | 2019 |
Beginning Balance |  | $ | 12.6 |  |  | $ | 12.0 |
Actual return on assets |  |  | 0.9 |  |  |  | 1.1 |
Benefit payments |  |  | (1.0 | ) |  |  | (1.0 | )
Foreign currency impact |  |  | 0.4 |  |  |  | 0.5 |
Ending Balance |  | $ | 12.9 |  |  | $ | 12.6 |
Schedule of Projected Future Benefit Payments from the Plans | Projected future benefit payments from the plans as of December 31, 2020 are estimated as follows:
|  | U.S Pension Plans |  |  | Non-U.S. Pension Plans |  |  | Postretirement Medical and Other |
2021 |  | $ | 8.6 |  |  | $ | 3.0 |  |  | $ | 1.9 |
2022 |  |  | 8.7 |  |  |  | 3.1 |  |  |  | 1.7 |
2023 |  |  | 8.8 |  |  |  | 3.6 |  |  |  | 1.5 |
2024 |  |  | 8.8 |  |  |  | 3.7 |  |  |  | 1.4 |
2025 |  |  | 8.8 |  |  |  | 3.8 |  |  |  | 1.4 |
Thereafter |  |  | 42.2 |  |  |  | 23.2 |  |  |  | 5.2 |
Total |  | $ | 85.9 |  |  | $ | 40.4 |  |  | $ | 13.1 |
Schedule of Fair Value of Plan Assets for which the Accumulated Benefit Obligation is in Excess of Plan Assets | The fair value of plan assets for which the accumulated benefit obligation is in excess of the plan assets as of December 31, 2020 and 2019 is as follows:
|  | U.S Pension Plans |  |  | Non U.S. Pension Plans |
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Projected benefit obligation |  | $ | 151.9 |  |  | $ | 142.3 |  |  | $ | 104.9 |  |  | $ | 90.5 |
Accumulated benefit obligation |  |  | 151.9 |  |  |  | 142.3 |  |  |  | 99.3 |  |  |  | 86.4 |
Fair value of plan assets |  |  | 113.7 |  |  |  | 99.6 |  |  |  | 52.3 |  |  |  | 45.2 |

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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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- Definition Tabular disclosure of the amounts related to pension plans and/or other employee benefit plans in accumulated other comprehensive income or loss that have not yet been recognized as components of net periodic benefit cost, such as the net gain (loss), net prior service cost or credit, and net transition asset or obligation. + 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 (j) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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