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Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Balance - January 1 | $ (641,972) | $ (559,026) |
Other comprehensive income (loss) before reclassifications (3) | (6,408) | (81,660) |
Amounts reclassified from AOCL | 1,812 | (1,286) |
Other comprehensive income (loss) | (4,596) | (82,946) | $ 44,734
Balance - December 31 | (646,568) | (641,972) | (559,026)
Net of tax | (1,812) | 1,286 |
Foreign curency translation, taxes | 3,735 | (20,526) | (875)
Foreign Currency Translation Items |  |  |
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Balance - January 1 | (554,683) | (456,025) |
Other comprehensive income (loss) before reclassifications (3) | 30,810 | (98,658) |
Amounts reclassified from AOCL | 0 | 0 |
Other comprehensive income (loss) | 30,810 | (98,658) |
Balance - December 31 | (523,873) | (554,683) | (456,025)
Net of tax | 0 | 0 |
Pension and other post-retirement effects |  |  |
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Balance - January 1 | (86,356) | (101,665) |
Other comprehensive income (loss) before reclassifications (3) | (37,218) | 16,684 |
Amounts reclassified from AOCL | 1,692 | (1,375) |
Other comprehensive income (loss) | (35,526) | 15,309 |
Balance - December 31 | (121,882) | (86,356) | (101,665)
Amount of settlement of reclassification adjustment from accumulated other comprehensive income (loss) | 8 | (75) |
Tax benefit (expense) | 218 | 8,423 |
Net of tax | (1,692) | 1,375 |
Cash flow hedging activity (2) |  |  |
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Balance - January 1 | (933) | (1,336) |
Other comprehensive income (loss) before reclassifications (3) | 0 | 314 |
Amounts reclassified from AOCL | 120 | 89 |
Other comprehensive income (loss) | 120 | 403 |
Balance - December 31 | (813) | (933) | (1,336)
Net of tax | (120) | (89) |
Noncontrolling Interests |  |  |
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Other comprehensive income (loss) | (12,783) | 1,253 | (1,302)
Foreign currency translation adjustments, attributable to noncontrolling interest | (7,000) | 5,800 | 4,600
Noncontrolling Interests | Currency Swap |  |  |
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Foreign curency translation, taxes |  | 49,000 | $ 17,700
Amortization of actuarial losses |  |  |
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Reclassification from AOCI, before tax | (1,310) | (6,382) |
Prior service costs |  |  |
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Reclassification from AOCI, before tax | (608) | (591) |
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent |  |  |
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |
Amounts reclassified from AOCL | 120 | 89 |
Reclassification from AOCI, before tax | (120) | (117) |
Tax benefit (expense) | 0 | (28) |
Net of tax | $ (120) | $ (89) |

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- Definition Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 5A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482736/825-10-45-5A Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-10A Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14 + Details
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