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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Sep. 27, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Intangible Assets Excluding Goodwill | Intangible assets consist of the following (in millions):
|  |  | As of
| Weighted Average Amortization Period (Years) |  | September 27, 2024 |  | September 29, 2023
|  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Developed technology and other | 6.3 |  | $ | 1,379.6 |  |  | $ | (540.7) |  |  | $ | 838.9 |  |  | $ | 1,290.4 |  |  | $ | (379.4) |  |  | $ | 911.0 |
Technology licenses | 3.1 |  | 75.0 |  |  | (48.8) |  |  | 26.2 |  |  | 75.8 |  |  | (36.0) |  |  | 39.8 |
In-process research and development |  |  | 35.4 |  |  | — |  |  | 35.4 |  |  | 271.3 |  |  | — |  |  | 271.3 |
Total intangible assets |  |  | $ | 1,490.0 |  |  | $ | (589.5) |  |  | $ | 900.5 |  |  | $ | 1,637.5 |  |  | $ | (415.4) |  |  | $ | 1,222.1 |
Expected Annual Amortization Expense Related to Intangible Assets for the Next Five Years | Annual amortization expense for the next five fiscal years related to definite-lived intangible assets, excluding IPR&D, is expected to be as follows (in millions):
| 2025 |  | 2026 |  | 2027 |  | 2028 |  | 2029 |  | Thereafter
Amortization expense | $ | 168.7 |  |  | $ | 140.4 |  |  | $ | 124.4 |  |  | $ | 100.2 |  |  | $ | 86.9 |  |  | $ | 244.5 |

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