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Other Comprehensive Income (Loss) (Notes) | 3 Months Ended
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Mar. 31, 2025
Other Comprehensive Income [Abstract] |
Comprehensive Income (Loss) Note [Text Block] | Other Comprehensive Income (Loss) Changes in AOCI by component for the three months ended March 31, 2025 are summarized as follows, net of tax (dollars in thousands):
|  | Defined Benefit Plans |  | Derivative Instruments |  | Foreign Currency Translation |  | Total
Balance, December 31, 2024 |  | $ | (8,010) |  |  | $ | 16,300 |  |  | $ | (26,840) |  |  | $ | (18,550) |
Net unrealized gains (losses) arising during the period (a) |  | — |  |  | (3,120) |  |  | 10,800 |  |  | 7,680 |
Less: Net realized losses reclassified to net income |  | (10) |  |  | — |  |  | — |  |  | (10) |
Net current-period other comprehensive income (loss) |  | 10 |  |  | (3,120) |  |  | 10,800 |  |  | 7,690 |
Balance, March 31, 2025 |  | $ | (8,000) |  |  | $ | 13,180 |  |  | $ | (16,040) |  |  | $ | (10,860) |
__________________________ (a) Derivative instruments, net of income tax of $1.0 million. See Note 10, "Derivative Instruments," for further details. Changes in AOCI by component for the three months ended March 31, 2024 are summarized as follows, net of tax (dollars in thousands):
|  | Defined Benefit Plans |  | Derivative Instruments |  | Foreign Currency Translation |  | Total
Balance, December 31, 2023 |  | $ | (5,730) |  |  | $ | 13,260 |  |  | $ | (6,880) |  |  | $ | 650 |
Net unrealized gains (losses) arising during the period (a) |  | — |  |  | 590 |  |  | (3,510) |  |  | (2,920) |
Less: Net realized losses reclassified to net income |  | (20) |  |  | — |  |  | — |  |  | (20) |
Net current-period other comprehensive income (loss) |  | 20 |  |  | 590 |  |  | (3,510) |  |  | (2,900) |
Balance, March 31, 2024 |  | $ | (5,710) |  |  | $ | 13,850 |  |  | $ | (10,390) |  |  | $ | (2,250) |
__________________________ (a) Derivative instruments, net of income tax of $0.2 million. See Note 10, "Derivative Instruments," for further details.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478524/942-220-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/220/tableOfContent + Details
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