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Goodwill and Intangible Assets - Schedule of Intangible Assets, Net (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 25, 2021 | Sep. 24, 2021 | Mar. 26, 2021
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross |  | $ 59,578 | $ 56,953
Accumulated Amortization |  | 23,447 | 20,587
Net Carrying Amount |  | 36,131 | 36,366
Patents |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross |  | 34,616 | 32,751
Accumulated Amortization |  | 13,799 | 12,307
Net Carrying Amount |  | $ 20,817 | 20,444
Weighted- Average Lives | 10 years | 10 years |
Customer relationships |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross |  | $ 6,951 | 6,193
Accumulated Amortization |  | 6,668 | 5,865
Net Carrying Amount |  | $ 283 | 328
Weighted- Average Lives | 9 years | 9 years |
Process technology |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross |  | $ 13,100 | 13,100
Accumulated Amortization |  | 1,197 | 651
Net Carrying Amount |  | $ 11,903 | 12,449
Weighted- Average Lives | 12 years | 12 years |
Indefinite-lived and legacy process technology |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross |  | $ 4,050 | 4,050
Accumulated Amortization |  | 1,650 | 1,650
Net Carrying Amount |  | 2,400 | 2,400
Trademarks |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross |  | 200 | 200
Accumulated Amortization |  | 44 | 24
Net Carrying Amount |  | $ 156 | 176
Weighted- Average Lives | 5 years | 5 years |
Legacy trademarks |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross |  | $ 629 | 627
Accumulated Amortization |  | 57 | 58
Net Carrying Amount |  | 572 | 569
Other |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross |  | 32 | 32
Accumulated Amortization |  | 32 | 32
Net Carrying Amount |  | $ 0 | $ 0

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