| Summary of Goodwill |
| | | | | | | | (In thousands) | | | | December 31, 2023 | | $ | 1,434,540 | Additions and adjustments | | | (550) | Foreign exchange | | | (1,603) | December 31, 2024 | | | 1,432,387 | Additions and adjustments | | | — | Foreign exchange | | | 577 | March 31, 2025 | | $ | 1,432,964 |
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| Summary of Intangible Assets |
| | | | | | | | | | | | | | March 31, 2025 | (In thousands) | Weighted Average Amortization Period (in years) | | Gross
Carrying
Amount | | Accumulated
Amortization | | Intangible
Assets,
net | Customer relationships & other intangibles | 10.6 | | $ | 357,126 | | $ | (96,302) | | $ | 260,824 | Developed technology | 8.0 | | | 681,906 | | | (179,790) | | | 502,116 | Patents | 14.0 | | | 14,112 | | | (5,364) | | | 8,748 | Total intangible assets | | | $ | 1,053,144 | | $ | (281,456) | | $ | 771,688 |
Intangible assets as of December 31, 2024 included the following: | | | | | | | | | | | | | | December 31, 2024 | (In thousands) | Weighted Average Amortization Period (in years) | | Gross
Carrying
Amount | | Accumulated
Amortization | | Intangible
Assets,
net | Customer relationships & other intangibles | 10.6 | | $ | 355,727 | | $ | (88,164) | | $ | 267,563 | Developed technology | 8.0 | | | 681,477 | | | (157,889) | | | 523,588 | Patents | 16.1 | | | 9,023 | | | (5,057) | | | 3,966 | Total intangible assets | | | $ | 1,046,227 | | $ | (251,110) | | $ | 795,117 |
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