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Goodwill and Purchased Intangible Assets | 9 Months Ended
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Sep. 25, 2021
Goodwill And Intangible Assets Disclosure [Abstract] |
Goodwill and Purchased Intangible Assets | NOTE 6. Goodwill and Purchased Intangible Assets Goodwill The changes in the carrying amount of goodwill are as follows:
Balance at December 26, 2020 |  |  | $ | 306,632 |
Goodwill from Inspectrology acquisition (Note 2) |  |  |  | 7,259 |
Balance at September 25, 2021 |  |  | $ | 313,891 |
Intangible Assets Purchased intangible assets as of September 25, 2021 and December 26, 2020 are as follows:
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net |
September 25, 2021 |  |  |  |  |  |  |  |  |  |  |  |
Finite-lived intangibles: |  |  |  |  |  |  |  |  |  |  |  |
Developed technology |  | $ | 350,946 |  |  | $ | 143,648 |  |  | $ | 207,298 |
Customer and distributor relationships |  |  | 74,701 |  |  |  | 24,557 |  |  |  | 50,144 |
Trademarks and trade names |  |  | 14,361 |  |  |  | 6,311 |  |  |  | 8,050 |
Total finite-lived intangible assets |  |  | 440,008 |  |  |  | 174,516 |  |  |  | 265,492 |
In-process research and development |  |  | 27,400 |  |  |  | — |  |  |  | 27,400 |
Total identifiable intangible assets |  | $ | 467,408 |  |  | $ | 174,516 |  |  | $ | 292,892 |
December 26, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Finite-lived intangibles: |  |  |  |  |  |  |  |  |  |  |  |
Developed technology |  | $ | 326,877 |  |  | $ | 110,851 |  |  | $ | 216,026 |
Customer and distributor relationships |  |  | 69,261 |  |  |  | 20,654 |  |  |  | 48,607 |
Trademarks and trade names |  |  | 12,461 |  |  |  | 5,337 |  |  |  | 7,124 |
Total finite-lived intangible assets |  |  | 408,599 |  |  |  | 136,842 |  |  |  | 271,757 |
In-process research and development |  |  | 46,600 |  |  |  | — |  |  |  | 46,600 |
Total identifiable intangible assets |  | $ | 455,199 |  |  | $ | 136,842 |  |  | $ | 318,357 |
Assuming no change in the gross carrying value of identifiable intangible assets and estimated lives, future estimated amortization expenses are:
| Expected Amortization |
Fiscal Year: | Expense |
2021 (remainder) | $ | 12,927 |
2022 |  | 51,572 |
2023 |  | 51,097 |
2024 |  | 45,412 |
2025 |  | 28,862 |
2026 |  | 27,669 |
Thereafter |  | 47,953 |
Total | $ | 265,492 |

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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