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Accumulated Other Comprehensive Income (Notes) | 3 Months Ended
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Mar. 31, 2026
Accumulated Other Comprehensive Income [Abstract] |
Comprehensive Income (Loss) Note [Text Block] | ACCUMULATED COMPREHENSIVE AND OTHER COMPREHENSIVE INCOME Comprehensive income (loss), net of tax consisted of the following:
| March 31, 2026 |  | March 31, 2025
Net earnings | $ | 169,454 |  |  | $ | 163,587 |
Other comprehensive income (loss), net of tax | 14,515 |  |  | $ | (5,241) |
Comprehensive income, net of tax | $ | 183,969 |  |  | $ | 158,346 |
The following table presents changes in accumulated other comprehensive income (loss) by component for the three months ended March 31, 2026 and 2025:
| Currency Translation Adjustment |  | Net Unrealized Gain (Loss) on Cash Flow Hedging Arrangements, Net of Tax |  | Pension and Post-Retirement Benefit Related Items, Net of Tax |  | Total
Balance at December 31, 2025 | $ | (184,525) |  |  | $ | (2,735) |  |  | $ | (171,897) |  |  | $ | (359,157) |
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |
Unrealized gains (loss) from cash flow hedging arrangements | — |  |  | 4,250 |  |  | — |  |  | 4,250 |
Foreign currency translation adjustment | 9,583 |  |  | — |  |  | 1,908 |  |  | 11,491 |
Amounts recognized from accumulated other comprehensive income (loss), net of tax | — |  |  | (3,010) |  |  | 1,784 |  |  | (1,226) |
Net change in other comprehensive income (loss), net of tax | 9,583 |  |  | 1,240 |  |  | 3,692 |  |  | 14,515 |
Balance at March 31, 2026 | $ | (174,942) |  |  | $ | (1,495) |  |  | $ | (168,205) |  |  | $ | (344,642) |
| Currency Translation Adjustment |  | Net Unrealized Gain (Loss) on Cash Flow Hedging Arrangements, Net of Tax |  | Pension and Post-Retirement Benefit Related Items, Net of Tax |  | Total
Balance at December 31, 2024 | $ | (133,503) |  |  | $ | (3,920) |  |  | $ | (208,435) |  |  | $ | (345,858) |
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |
Unrealized gains (loss) from cash flow hedging arrangements | — |  |  | (2,783) |  |  | — |  |  | (2,783) |
Foreign currency translation adjustment | (4,380) |  |  | — |  |  | (4,351) |  |  | (8,731) |
Amounts recognized from accumulated other comprehensive income (loss), net of tax | — |  |  | 3,268 |  |  | 3,005 |  |  | 6,273 |
Net change in other comprehensive income (loss), net of tax | (4,380) |  |  | 485 |  |  | (1,346) |  |  | (5,241) |
Balance at March 31, 2025 | $ | (137,883) |  |  | $ | (3,435) |  |  | $ | (209,781) |  |  | $ | (351,099) |
The following table presents amounts recognized from accumulated other comprehensive income (loss) for the three months ended March 31:
|  | 2026 |  | 2025 |  | Location of Amounts Recognized in Earnings
Effective portion of (gains) losses on cash flow hedging arrangements: |  |  |  |  |  |
Cross currency swap |  | $ | (3,716) |  |  | $ | 4,035 |  |  | (a)
Provision for taxes |  | (706) |  |  | 767 |  |  | Provision for taxes
Total, net of taxes |  | $ | (3,010) |  |  | $ | 3,268 |  |  |
Recognition of defined benefit pension and post-retirement items: |  |  |  |  |  |
Recognition of actuarial (gains) losses, plan amendments and prior service cost, before taxes |  | $ | 2,228 |  |  | $ | 3,745 |  |  | (b)
Provision for taxes |  | 444 |  |  | 740 |  |  | Provision for taxes
Total, net of taxes |  | $ | 1,784 |  |  | $ | 3,005 |  |  |
(a)The cross currency swap reflects an unrealized gain of $2.1 million recorded in other charges (income) that was offset by the underlying unrealized gain in the hedged debt for the three months ended March 31, 2026. The cross currency swap also reflects a realized gain of $1.6 million recorded in interest expense for the three months ended March 31, 2026. (b)These accumulated other comprehensive income (loss) components are included in the computation of net periodic pension and post-retirement cost. See Note 12 for additional details for the three months ended March 31, 2026 and 2025.

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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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