| Schedule of Goodwill |
Changes in the carrying amount of goodwill by reportable segment were as follows: | | | | | | | | | | | | | | | | | | | (In thousands) | OEM Segment | | Aftermarket Segment | | Total | | Net balance – December 31, 2025 | $ | 447,971 | | | $ | 174,212 | | | $ | 622,183 | | | | | | | | | | | | | | | Foreign currency translation | (2,310) | | | (325) | | | (2,635) | | Net balance – March 31, 2026 | $ | 445,661 | | | $ | 173,887 | | | $ | 619,548 | |
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| Schedule of Other Intangible Assets |
Other intangible assets consisted of the following at March 31, 2026: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (In thousands) | Gross Cost | | Accumulated Amortization | | Net Balance | | Estimated Useful Life in Years | | Customer relationships | $ | 540,604 | | | $ | 265,458 | | | $ | 275,146 | | | 6 | to | 20 | | Patents | 85,597 | | | 53,175 | | | 32,422 | | | 3 | to | 20 | | Trade names (finite life) | 108,920 | | | 37,810 | | | 71,110 | | | 3 | to | 20 | | Trade names (indefinite life) | 7,432 | | | — | | | 7,432 | | | Indefinite | | Non-compete agreements | 3,683 | | | 3,536 | | | 147 | | | 3 | to | 6 | | Other | 458 | | | 229 | | | 229 | | | 2 | to | 12 | | | | | | | | | | Other intangible assets | $ | 746,694 | | | $ | 360,208 | | | $ | 386,486 | | | | | |
Other intangible assets consisted of the following at December 31, 2025: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (In thousands) | Gross Cost | | Accumulated Amortization | | Net Balance | | Estimated Useful Life in Years | | Customer relationships | $ | 553,520 | | | $ | 267,043 | | | $ | 286,477 | | | 6 | to | 20 | | Patents | 95,119 | | | 60,163 | | | 34,956 | | | 3 | to | 20 | | Trade names (finite life) | 109,327 | | | 36,040 | | | 73,287 | | | 3 | to | 20 | | Trade names (indefinite life) | 7,432 | | | — | | | 7,432 | | | Indefinite | | Non-compete agreements | 4,183 | | | 4,005 | | | 178 | | | 3 | to | 6 | | Other | 458 | | | 220 | | | 238 | | | 2 | to | 12 | | | | | | | | | | Other intangible assets | $ | 770,039 | | | $ | 367,471 | | | $ | 402,568 | | | | | |
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