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Employee Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2020
Retirement Benefits [Abstract] |
Schedule of Components of Net Periodic Pension Expenses | The components of net periodic pension (income) expense are as follows:
| Year Ended December 31,
| 2020 |  | 2019 |  | 2018
Interest cost | $ | 1.8 |  |  | $ | 2.2 |  |  | $ | 2.1 |
Expected return on plan assets | (3.3) |  |  | (2.9) |  |  | (3.3) |
Amortization of net loss | 1.2 |  |  | 1.3 |  |  | 0.9 |
Total net periodic pension (income) expense | $ | (0.3) |  |  | $ | 0.6 |  |  | $ | (0.3) |
Schedule of Changes in Projected Benefit Obligation and Plan Assets, Funded Status and Amounts Recognized on the Balance Sheet | The changes in the projected benefit obligation and plan assets, the funded status of the plans and the amounts recognized in the consolidated balance sheets are as follows:
| December 31,
| 2020 |  | 2019
Change in projected benefit obligation: |  |  |
Projected benefit obligation at beginning of year | $ | 58.5 |  |  | $ | 53.6 |
Interest cost | 1.8 |  |  | 2.2 |
Assumption changes | 5.2 |  |  | 5.4 |
Benefits paid | (2.7) |  |  | (2.5) |
Actuarial gains | (0.3) |  |  | (0.2) |
Projected benefit obligation at year end | 62.5 |  |  | 58.5 |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 49.1 |  |  | 42.8 |
Actual return | 6.4 |  |  | 8.4 |
Employer contributions | 1.1 |  |  | 0.4 |
Benefits paid | (2.7) |  |  | (2.5) |
Fair value of plan assets at year end | 53.9 |  |  | 49.1 |
Funded status (Accrued pension liabilities) (1) | $ | (8.6) |  |  | $ | (9.4) |
Unrecognized actuarial loss recognized in accumulated other comprehensive income (loss) | $ | 14.9 |  |  | $ | 14.2 |
_______________ (1)Accrued pension liabilities on the consolidated balance sheets for both December 31, 2020 and 2019 were $1.0 and $0.8, respectively, related to our Hudson Products business, which is not included in the table above.
Schedule of Assumptions Used | The actuarial assumptions used in determining pension plan information are as follows:
| December 31,
| 2020 |  | 2019 |  | 2018
Assumptions used to determine benefit obligation at year end: |  |  |  |  |
Discount rate | 2.4 | % |  | 3.2 | % |  | 4.2 | %
Assumptions used to determine net periodic benefit cost: |  |  |  |  |
Discount rate | 3.2 | % |  | 4.2 | % |  | 3.7 | %
Expected long-term weighted-average rate of return on plan assets | 7.0 | % |  | 7.0 | % |  | 7.0 | %
Schedule of Target Allocation by Asset Category and Fair Value | The target allocations by asset category and fair values of the plan assets by asset class at December 31 are as follows:
| Target Allocations by Asset Category |  | Fair Value
|  | Total |  | Level 2 |  | Level 3
Plan Assets: |  | 2020 |  | 2019 |  | 2020 |  | 2019 |  | 2020 |  | 2019
Equity funds | 68% |  | $ | 38.9 |  |  | $ | 36.0 |  |  | $ | 38.9 |  |  | $ | 36.0 |  |  | $ | — |  |  | $ | — |
Fixed income funds | 26% |  | 13.2 |  |  | 12.8 |  |  | 13.2 |  |  | 12.8 |  |  | — |  |  | — |
Other investments | 6% |  | 1.8 |  |  | 0.3 |  |  | — |  |  | — |  |  | 1.8 |  |  | 0.3 |
Total |  |  | $ | 53.9 |  |  | $ | 49.1 |  |  | $ | 52.1 |  |  | $ | 48.8 |  |  | $ | 1.8 |  |  | $ | 0.3 |
Rollforward of Unobservable Inputs | The following table represents changes in the fair value of plan assets categorized as Level 3 from the preceding table:
Balance at December 31, 2018 | $ | 0.2 |
Purchases, sales and settlements, net | (3.1) |
Transfers, net | 3.2 |
Balance at December 31, 2019 | 0.3 |
Purchases, sales and settlements, net | (3.0) |
Transfers, net | 4.5 |
Balance at December 31, 2020 | $ | 1.8 |
Schedule of Expected Benefit Payments | The following benefit payments are expected to be paid by the plan in each of the next five years and in the aggregate for the subsequent five years:
2021 | $ | 3.1 |
2022 | 3.2 |
2023 | 3.3 |
2024 | 3.3 |
2025 | 3.4 |
In aggregate during five years thereafter | 17.2 |

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