| Schedule of Finite-lived Intangible Assets |
Acquisition-related intangible assets, excluding those that are fully amortized, were as follows (in thousands, except years): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Gross Carrying Amount | | Accumulated Amortization | | Net Carrying Amount | | Weighted Average Remaining Useful Life (in years) | | December 31, 2022 | | Additions | | September 30, 2023 | | December 31, 2022 | | Amortization | | September 30, 2023 | | December 31, 2022 | | September 30, 2023 | | | Developed technology | $ | 154,930 | | | $ | — | | | $ | 154,930 | | | $ | (79,036) | | | $ | (19,262) | | | $ | (98,298) | | | $ | 75,894 | | | $ | 56,632 | | | 4.2 | | Customer relationships | 54,620 | | | — | | | 54,620 | | | (14,097) | | | (5,775) | | | (19,872) | | | 40,523 | | | 34,748 | | | 5.0 | | Trade name | 12,390 | | | — | | | 12,390 | | | (6,602) | | | (1,710) | | | (8,312) | | | 5,788 | | | 4,078 | | | 1.8 | | Total | $ | 221,940 | | | $ | — | | | $ | 221,940 | | | $ | (99,735) | | | $ | (26,747) | | | $ | (126,482) | | | $ | 122,205 | | | $ | 95,458 | | | 4.4 |
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| Schedule of Finite-lived Intangible Assets, Future Amortization Expense |
As of September 30, 2023, future estimated amortization expense related to the acquisition-related intangible assets is as follows (in thousands): | | | | | | | | | | | Future Amortization Expense | | Remainder of 2023 | | $ | 6,691 | | | 2024 | | 26,759 | | | 2025 | | 19,642 | | | 2026 | | 17,260 | | | 2027 | | 13,436 | | | Thereafter | | 11,670 | | | Total | | $ | 95,458 | |
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