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Employee Benefit Plans - Plan Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | $ 103,696 | $ 103,891 | $ 131,741
Total plan assets, percentage | 100.00% | 100.00% |
Equity securities |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | $ 20,635 | $ 50,090 |
Total plan assets, percentage | 20.00% | 48.00% |
Debt securities |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | $ 76,036 | $ 49,846 |
Total plan assets, percentage | 73.00% | 48.00% |
Other |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | $ 7,025 | $ 3,955 |
Total plan assets, percentage | 7.00% | 4.00% |
Total investments, excluding investments valued at NAV |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | $ 96,671 | $ 99,936 |
Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 87,482 | 85,665 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity securities |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 20,635 | 50,090 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Debt securities |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 66,847 | 35,575 |
Significant Other Observable Inputs (Level 2) |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 9,189 | 14,271 |
Significant Other Observable Inputs (Level 2) | Equity securities |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Debt securities |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 9,189 | 14,271 |
Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Equity securities |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Debt securities |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | 0 | 0 |
Investments valued at NAV |  |  |
Defined Benefit Plan, Plan Assets, Allocation [Line Items] |  |  |
Total plan assets, amount | $ 7,025 | $ 3,955 |

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- Definition Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(02) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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