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Intangibles, net and Goodwill | 12 Months Ended
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Mar. 27, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Intangibles, net and Goodwill | Intangibles, net and Goodwill The intangibles, net balance included on the Consolidated Balance Sheet was $22.0 million and $34.4 million at March 27, 2021 and March 28, 2020, respectively. The following information details the gross carrying amount and accumulated amortization of our intangible assets (in thousands):
|  | March 27, 2021 |  | March 28, 2020
Intangible Category / Weighted-Average Amortization period (in years) |  | Gross Amount |  | Accumulated Amortization |  | Gross Amount |  | Accumulated Amortization
Core technology (a) |  | $ | 1,390 |  |  | $ | (1,390) |  |  | $ | 1,390 |  |  | $ | (1,390) |
License agreement (a) |  | 440 |  |  | (440) |  |  | 440 |  |  | (440) |
Existing technology (7.0) |  | 111,005 |  |  | (105,870) |  |  | 111,005 |  |  | (100,145) |
In-process research & development (“IPR&D”) (7.5) |  | 70,936 |  |  | (62,885) |  |  | 70,936 |  |  | (58,284) |
Trademarks and tradename (10.0) |  | 3,037 |  |  | (2,717) |  |  | 3,037 |  |  | (2,589) |
Customer relationships (10.0) |  | 15,381 |  |  | (10,346) |  |  | 15,381 |  |  | (8,808) |
Backlog (a) |  | 220 |  |  | (220) |  |  | 220 |  |  | (220) |
Non-compete agreements (a) |  | 470 |  |  | (470) |  |  | 470 |  |  | (470) |
Technology licenses (3.0) |  | 25,945 |  |  | (22,455) |  |  | 23,820 |  |  | (19,923) |
Total |  | $ | 228,824 |  |  | $ | (206,793) |  |  | $ | 226,699 |  |  | $ | (192,269) |
(a)Intangible assets are fully amortized. Amortization expense for intangibles in fiscal years 2021, 2020, and 2019 was $14.5 million, $28.3 million, and $47.8 million, respectively. The following table details the estimated aggregate amortization expense for all intangibles owned as of March 27, 2021, for each of the five succeeding fiscal years and in the aggregate thereafter (in thousands):
For the year ended March 26, 2022 | $ | 12,533 |
For the year ended March 25, 2023 | $ | 6,726 |
For the year ended March 30, 2024 | $ | 2,231 |
For the year ended March 29, 2025 | $ | 541 |
For the year ended March 28, 2026 | $ | — |
Thereafter | $ | — |
The goodwill balance included on the Consolidated Balance Sheet is $287.5 million and $287.1 million at March 27, 2021 and March 28, 2020, respectively.

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- Definition The entire disclosure for all or part of the information related to 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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