Consolidated Condensed Statements of Shareholders' Equity - USD ($) $ in Thousands |
Total |
Common Stock at $1 par value |
[1] | Capital in excess of par value |
Reinvested earnings |
Accumulated other comprehensive income (loss) |
Treasury stock (at cost) |
||
|---|---|---|---|---|---|---|---|---|---|
| Balance at beginning of period at Dec. 31, 2024 | $ 606,232 | $ 37,221 | $ 65,819 | $ 547,796 | $ (7,906) | $ (36,698) | |||
| Net earnings | 72,982 | 72,982 | |||||||
| Pension and postretirement benefits (net of tax effect) | (97) | (97) | |||||||
| Foreign currency translation | 13,532 | 13,532 | |||||||
| Cash dividends | (20,015) | (20,015) | |||||||
| Stock options exercised | 554 | 483 | 71 | ||||||
| Stock-based compensation | 4,404 | 4,404 | |||||||
| Issuance of treasury stock | (201) | 201 | |||||||
| Balance at end of period at Jun. 30, 2025 | 677,592 | 37,221 | 70,505 | 600,763 | 5,529 | (36,426) | |||
| Balance at beginning of period at Mar. 31, 2025 | 641,686 | 37,221 | 67,516 | 576,196 | (2,748) | (36,499) | |||
| Net earnings | 34,584 | 34,584 | |||||||
| Pension and postretirement benefits (net of tax effect) | (48) | (48) | |||||||
| Foreign currency translation | 8,325 | 8,325 | |||||||
| Cash dividends | (10,017) | (10,017) | |||||||
| Stock options exercised | 486 | 426 | 60 | ||||||
| Stock-based compensation | 2,576 | 2,576 | |||||||
| Issuance of treasury stock | (13) | 13 | |||||||
| Balance at end of period at Jun. 30, 2025 | 677,592 | 37,221 | 70,505 | 600,763 | 5,529 | (36,426) | |||
| Balance at beginning of period at Dec. 31, 2025 | 713,294 | 37,221 | 75,290 | 645,876 | 6,474 | (51,567) | |||
| Net earnings | 57,055 | 57,055 | |||||||
| Pension and postretirement benefits (net of tax effect) | (168) | (168) | |||||||
| Foreign currency translation | (6,041) | (6,041) | |||||||
| Cash dividends | (23,280) | (23,280) | |||||||
| Stock options exercised | 140 | 95 | 45 | ||||||
| Stock-based compensation | 5,347 | 5,347 | |||||||
| Purchase of common stock for treasury stock | (63,467) | (63,467) | |||||||
| Issuance of treasury stock | (609) | 609 | |||||||
| Balance at end of period at Jun. 30, 2026 | 682,880 | 37,221 | 80,123 | 679,651 | 265 | (114,380) | |||
| Balance at beginning of period at Mar. 31, 2026 | 690,431 | 37,221 | 76,996 | 661,540 | 3,852 | (89,178) | |||
| Net earnings | 29,720 | 29,720 | |||||||
| Pension and postretirement benefits (net of tax effect) | (84) | (84) | |||||||
| Foreign currency translation | (3,503) | (3,503) | |||||||
| Cash dividends | (11,609) | (11,609) | |||||||
| Stock-based compensation | 3,179 | 3,179 | |||||||
| Purchase of common stock for treasury stock | (25,254) | (25,254) | |||||||
| Issuance of treasury stock | (52) | 52 | |||||||
| Balance at end of period at Jun. 30, 2026 | $ 682,880 | $ 37,221 | $ 80,123 | $ 679,651 | $ 265 | $ (114,380) | |||
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| X | ||||||||||
- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan, attributable to parent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Value of stock issued as a result of the exercise of stock options. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Value of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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