| 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 | | | | | | | | | | | | | | | Purchase accounting adjustments | (34) | | | (28) | | | (62) | | | Foreign currency translation | (2,711) | | | (285) | | | (2,996) | | Net balance – June 30, 2026 | $ | 445,226 | | | $ | 173,899 | | | $ | 619,125 | |
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| Schedule of Other Intangible Assets |
Other intangible assets consisted of the following at June 30, 2026: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (In thousands) | Gross Cost | | Accumulated Amortization | | Net Balance | | Estimated Useful Life in Years | | Customer relationships | $ | 540,292 | | | $ | 275,123 | | | $ | 265,169 | | | 6 | to | 20 | | Patents | 81,991 | | | 51,383 | | | 30,608 | | | 3 | to | 20 | | Trade names (finite life) | 108,492 | | | 39,185 | | | 69,307 | | | 3 | to | 20 | | Trade names (indefinite life) | 7,432 | | | — | | | 7,432 | | | Indefinite | | Non-compete agreements | 3,384 | | | 3,252 | | | 132 | | | 3 | to | 6 | | Other | 459 | | | 238 | | | 221 | | | 2 | to | 12 | | | | | | | | | | Other intangible assets | $ | 742,050 | | | $ | 369,181 | | | $ | 372,869 | | | | | |
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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