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Employee Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2020
Defined Benefit Plan [Abstract] |
Schedule of Obligation and Funded Status of Pension and Postretirement Plans | Following are the details of the obligation and funded status of the pension and postretirement benefit plans:
(in thousands) | Pension Benefits |  | Postretirement Benefits
Change in benefit obligation | 2020 |  | 2019 |  | 2020 |  | 2019
Benefit obligation at beginning of year | $ | 3,088 |  |  | $ | 4,362 |  |  | $ | 24,872 |  |  | $ | 20,638 |
Service cost | — |  |  | — |  |  | 221 |  |  | 365 |
Interest cost | 48 |  |  | 116 |  |  | 719 |  |  | 854 |
Actuarial (gains) losses | 68 |  |  | 44 |  |  | 452 |  |  | 4,687 |
Participant contributions | — |  |  | — |  |  | 298 |  |  | 297 |
Benefits paid | (1,320) |  |  | (1,434) |  |  | (1,238) |  |  | (1,969) |
Benefit obligation at end of year | $ | 1,884 |  |  | $ | 3,088 |  |  | $ | 25,324 |  |  | $ | 24,872 |
(in thousands) | Pension Benefits |  | Postretirement Benefits
Change in plan assets | 2020 |  | 2019 |  | 2020 |  | 2019
Fair value of plan assets at beginning of year | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Company contributions | 1,320 |  |  | 1,434 |  |  | 940 |  |  | 1,672 |
Participant contributions | — |  |  | — |  |  | 298 |  |  | 297 |
Benefits paid | (1,320) |  |  | (1,434) |  |  | (1,238) |  |  | (1,969) |
Fair value of plan assets at end of year | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Under funded status of plans at end of year | $ | (1,884) |  |  | $ | (3,088) |  |  | $ | (25,324) |  |  | $ | (24,872) |
Schedule of Amounts Recognized in the Consolidated Balance Sheets | Amounts recognized in the Consolidated Balance Sheets at December 31, 2020 and 2019 consist of:
| Pension Benefits |  | Postretirement Benefits
(in thousands) | 2020 |  | 2019 |  | 2020 |  | 2019
Accrued expenses and other current liabilities | $ | 1,014 |  |  | $ | 1,309 |  |  | $ | 1,310 |  |  | $ | 1,292 |
Other long-term liabilities | 870 |  |  | 1,779 |  |  | 24,014 |  |  | 23,580 |
Net amount recognized | $ | 1,884 |  |  | $ | 3,088 |  |  | $ | 25,324 |  |  | $ | 24,872 |
Schedule of Pre-tax Amounts Recognized in Accumulated Other Comprehensive Loss | Following are the details of the pre-tax amounts recognized in accumulated other comprehensive loss at December 31, 2020:
| Pension Benefits |  | Postretirement Benefits
(in thousands) | Unamortized Actuarial Net Losses |  | Unamortized Prior Service Costs |  | Unamortized Actuarial Net Losses |  | Unamortized Prior Service Costs
Balance at beginning of year | $ | 3,034 |  |  | $ | — |  |  | $ | (4,442) |  |  | $ | 2,276 |
Amounts arising during the period | 68 |  |  | — |  |  | 452 |  |  | — |
Amounts recognized as a component of net periodic benefit cost | (248) |  |  | — |  |  | (79) |  |  | 911 |
Balance at end of year | $ | 2,854 |  |  | $ | — |  |  | $ | (4,069) |  |  | $ | 3,187 |
Schedule of Amounts Applicable to the Company's Defined Benefit Plans with Accumulated Benefit Obligations in Excess of Plan Assets | Amounts applicable to the Company's defined benefit plans with accumulated benefit obligations in excess of plan assets are as follows:
| December 31,
(in thousands) | 2020 |  | 2019
Projected benefit obligation | $ | 1,884 |  |  | $ | 3,088 |
Accumulated benefit obligation | $ | 1,884 |  |  | $ | 3,088 |
Schedule of Benefits Expected to be Paid for Company's Defined Benefit Plans | The combined benefits expected to be paid for all Company defined benefit plans over the next ten years are as follows:
(in thousands) | Expected Pension Benefit Payout |  | Expected Postretirement Benefit Payout
2021 | $ | 1,014 |  |  | $ | 1,310 |
2022 | 259 |  |  | 1,328 |
2023 | 207 |  |  | 1,324 |
2024 | 207 |  |  | 1,316 |
2025 | 193 |  |  | 1,328 |
2026-2030 | 4 |  |  | 6,577 |
Schedule of Components of Net Periodic Benefit Costs | Following are components of the net periodic benefit cost for each year:
| Pension Benefits |  | Postretirement Benefits
| December 31, |  | December 31,
(in thousands) | 2020 |  | 2019 |  | 2018 |  | 2020 |  | 2019 |  | 2018
Service cost | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 221 |  |  | $ | 365 |  |  | $ | 319 |
Interest cost | 48 |  |  | 116 |  |  | 130 |  |  | 719 |  |  | 854 |  |  | 752 |
Expected return on plan assets | — |  |  | — |  |  | — |  |  | (911) |  |  | (911) |  |  | (910) |
Recognized net actuarial loss | 248 |  |  | 232 |  |  | 243 |  |  | 79 |  |  | — |  |  | — |
Net periodic benefit cost | $ | 296 |  |  | $ | 348 |  |  | $ | 373 |  |  | $ | 108 |  |  | $ | 308 |  |  | $ | 161 |
Schedule of Weighted Average Assumptions of Pension and Postretirement Benefits | Following are weighted average assumptions of pension and postretirement benefits for each year:
| Postretirement Benefits
| 2020 |  | 2019 |  | 2018
Used to Determine Benefit Obligations at Measurement Date |  |  |  |  |
Discount rate (a) | 2.2 | % |  | 3.0 | % |  | 4.1 | %
Used to Determine Net Periodic Benefit Cost for Years ended December 31 |  |  |  |  |
Discount rate (b) | 3.0 | % |  | 4.1 | % |  | 3.4 | %
Expected long-term return on plan assets | — |  |  | — |  |  | — |
Rate of compensation increases | — |  |  | — |  |  | — |
(a)The calculated rate for the unfunded employee retirement plan was 0.50%, 2.00% and 3.20% in 2020, 2019, and 2018, respectively. Since it was terminated in 2015, the defined benefit pension plan did not have a discount rate during the three-year period presented above. (b)The calculated rate for the unfunded employee retirement plan was 2.00%, 3.20% and 2.50% in 2020, 2019, and 2018, respectively. Since it was terminated in 2015, the defined benefit pension plan did not have a discount rate during the three-year period presented above.
Schedule of Assumed Health Care Cost Trend Rate at Beginning of Year |
Assumed Health Care Cost Trend Rates at Beginning of Year |  |  |
| 2020 |  | 2019
Health care cost trend rate assumed for next year | 3.0 | % |  | 3.0 | %
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate) (a) | N/A |  | N/A
Year that the rate reaches the ultimate trend rate (a) | N/A |  | N/A
(a)In 2017, the Company's remaining uncapped participants were converted to a Medicare Exchange Health Reimbursement Arrangement, which put a 2% cap on the Company's share of the related costs.

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- Definition Amounts applicable to the Company's defined benefit plans with accumulated benefit obligations in excess of plan assets. + References No definition available. + Details
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- Definition Components of the net periodic benefit cost . + References No definition available. + Details
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