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Retirement Plans Retirement Plans Level 3 (Tables) | 12 Months Ended
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Dec. 31, 2020
Retirement Benefits [Abstract] |
Schedule of Net Benefit Costs [Table Text Block] | The components of the Plans’ net periodic benefit cost were as follows:
| Years Ended December 31,
| 2020 |  | 2019 |  | 2018
| (In thousands)
Interest cost on projected benefit obligation | $ | 698 |  |  | $ | 956 |  |  | $ | 923 |
Recognized net actuarial losses (gains) | 1,641 |  |  | 2,886 |  |  | (1,127) |
Total net periodic benefit cost | $ | 2,339 |  |  | $ | 3,842 |  |  | $ | (204) |
Schedule of Net Funded Status [Table Text Block] | The Plans’ funded status were as follows:
| Years Ended December 31,
| 2020 |  | 2019
| (In thousands)
Change in Benefit Obligation: |  |  |
Benefit obligation at beginning of year | $ | 24,961 |  |  | $ | 24,707 |
Interest cost | 698 |  |  | 956 |
Actuarial loss | 1,641 |  |  | 2,886 |
Benefits paid | (2,665) |  |  | (3,588) |
Benefit obligation at end of year | $ | 24,635 |  |  | $ | 24,961 |
Change in Plan Assets: |  |  |
Fair value of plan assets at beginning of year | $ | — |  |  | $ | — |
Employer contributions | 2,665 |  |  | 3,588 |
Benefits paid, including expenses | (2,665) |  |  | (3,588) |
Fair value of plan assets at end of year | $ | — |  |  | $ | — |
Funded status of plan | $ | (24,635) |  |  | $ | (24,961) |
Funding Summary: |  |  |
Projected benefit obligations | $ | 24,635 |  |  | $ | 24,961 |
Accumulated benefit obligation | $ | 24,635 |  |  | $ | 24,961 |
Amounts Recognized in the Consolidated Balance Sheet: |  |  |
Included in Accounts payable and accrued liabilities | $ | (2,432) |  |  | $ | (2,708) |
Included in Other liabilities | (22,203) |  |  | (22,253) |
Total accrued benefit (liability) | $ | (24,635) |  |  | $ | (24,961) |
Defined Benefit Plan, Assumptions [Table Text Block] | The Plans’ weighted-average assumptions used to determine the benefit obligation and net periodic benefit cost are as follows:
| Years Ended December 31,
| 2020 |  | 2019 |  | 2018
Weighted-average discount rate used to determine obligations | 2.06 | % |  | 2.95 | % |  | 4.13 | %
Weighted-average discount rate used to determine net periodic benefit cost | 2.98 | % |  | 4.15 | % |  | 3.26 | %
Schedule of Expected Benefit Payments [Table Text Block] | The following benefit payments are expected to be paid in the next ten years related to our Plans (in thousands):
2021 | $ | 2,458 |
2022 | 2,357 |
2023 | 2,116 |
2024 | 1,922 |
2025 | 1,823 |
Years 2026 through 2030 | 7,986 |
Total expected benefit payments | $ | 18,662 |

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- Definition Tabular disclosure of assumption used to determine benefit obligation and net periodic benefit cost of defined benefit plan. Includes, but is not limited to, discount rate, rate of compensation increase, expected long-term rate of return on plan assets and interest crediting rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + 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 (f) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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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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