Pension and Other Postretirement Benefits - The Components of the Net Pension Expense (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
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Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
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Employee Pension Plan [Member] | ||||
Interest cost | $ 163 | $ 199 | $ 489 | $ 597 |
Amortization of unrecognized (gain) loss | 111 | 68 | 333 | 201 |
Expected return on plan assets | (257) | (272) | (771) | (816) |
Net pension (benefit) expense | 17 | (5) | 51 | (18) |
Directors' Plan [Member] | ||||
Service cost | 4 | 10 | 11 | 30 |
Interest cost | 16 | 21 | 48 | 63 |
Amortization of unrecognized (gain) loss | (14) | (35) | (41) | (105) |
Amortization of past service credit | 0 | 0 | 0 | 0 |
Net pension (benefit) expense | 6 | (4) | 18 | (12) |
Other Post Retirement Benefit Plan Defined Benefit [Member] | ||||
Service cost | 69 | 70 | 206 | 210 |
Interest cost | 64 | 85 | 194 | 255 |
Amortization of past service credit | (21) | (22) | (64) | (64) |
Net pension (benefit) expense | $ 112 | $ 133 | $ 336 | $ 401 |
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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