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Post Retirement Benefits - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2026 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2013
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Net period benefit cost reduction |  | $ 496 | $ 496 | $ 496 |
Defined Benefit Plan, Net Periodic Benefit Cost Credit, Immediate Recognition of Actuarial Gain Loss, Statement of Income or Comprehensive Income, Extensible List Not Disclosed Flag |  | Consolidated Balance Sheets |  |  |
Actuarial gain (loss) |  | $ (240) | (389) |  |
Post-Retirement Benefits |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Reduction of post retirement benefit liability |  |  |  |  | $ (10,282)
Net period benefit cost reduction |  | 496 | 496 | $ 496 |
Net actuarial gain (loss) |  | (550) | 3,004 |  |
Actuarial gain (loss) |  | (310) | 3,393 |  |
Net credit of amounts net yet recognized as a component of net periodic benefit costs |  | 4,488 | 5,835 |  |
Gain (loss) of net periodic post retirement costs |  | 496 | (88) |  |
Interest expense related to post retirement healthcare |  | $ 117 | $ 467 |  |
Weighted average rate of increase in per capita cost of covered health care benefits |  | 18.80% | 7.10% |  |
Post-Retirement Benefits | Medical, Post Age 65 |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Weighted average rate per capita cost of covered health care benefits |  | 4.81% | 6.60% |  |
Post-Retirement Benefits | Drugs |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Weighted average rate per capita cost of covered health care benefits |  |  | 5.00% |  |
Forecast | Post-Retirement Benefits |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Net period benefit cost reduction | $ 496 |  |  |  |

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