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Pension and Employee Benefit Plans (Tables) | 9 Months Ended
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Sep. 30, 2021
Compensation And Retirement Disclosure [Abstract] |
Components of Pension and Employee Benefit Expenses | The components of the expense consisted of the following:
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
(table only in thousands) |  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Pension plan: |  |  |  |  |  |  |  |  |  |  |  |
Interest cost |  | $ | 194 |  |  | $ | 259 |  |  | $ | 582 |  |  | $ | 775 |
Expected return on plan assets |  |  | (378 | ) |  |  | (443 | ) |  |  | (1,133 | ) |  |  | (1,151 | )
Amortization of net actuarial loss |  |  | 103 |  |  |  | 67 |  |  |  | 308 |  |  |  | 199 |
Net periodic benefit (gain) cost |  | $ | (81 | ) |  | $ | (117 | ) |  | $ | (243 | ) |  | $ | (177 | )
Health care plan: |  |  |  |  |  |  |  |  |  |  |  |
Interest cost |  | $ | 1 |  |  | $ | 1 |  |  | $ | 2 |  |  | $ | 2 |
Amortization of loss |  |  | 2 |  |  |  | 2 |  |  |  | 6 |  |  |  | 6 |
Net periodic benefit cost |  | $ | 3 |  |  | $ | 3 |  |  | $ | 8 |  |  | $ | 8 |

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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=123447040&loc=d3e1928-114920 + Details
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