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v3.22.2.2

Restructuring Charges - Restructuring Charges (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 24, 2022 | Sep. 25, 2021 | Sep. 24, 2022 | Sep. 25, 2021
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | $ 6,174 | $ 4,633 | $ 7,068 | $ 5,267
Cost of revenues |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 6,060 | 4,322 | 6,653 | 4,490
Research and development |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 67 | 289 | 266 | 694
Selling, general and administrative |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 47 | 22 | 149 | 83
Probe Cards |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 5,966 | 4,070 | 6,235 | 4,070
Probe Cards | Cost of revenues |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 5,928 | 4,070 | 6,194 | 4,070
Probe Cards | Research and development |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 38 | 0 | 38 | 0
Probe Cards | Selling, general and administrative |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 0 | 0 | 3 | 0
Systems |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 208 | 563 | 833 | 1,197
Systems | Cost of revenues |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 132 | 252 | 459 | 420
Systems | Research and development |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | 29 | 289 | 228 | 694
Systems | Selling, general and administrative |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges | $ 47 | $ 22 | $ 146 | $ 83

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