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Severance, Restructuring, and Acquisition Integration Activities Severance, Restructuring, and Acquisition Integration Activities - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2021 | Sep. 27, 2020 | Jun. 28, 2020 | Mar. 29, 2020
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs | $ 12,258 | $ 26,544 | $ 22,625 |  |  |  |
Restructuring and integration cost payable period | 60 days |  |  |  |  |  |
Other restructuring costs | $ 9,207 | 5,790 | 21,837 |  |  |  |
Severance | 3,051 | 20,754 | 788 |  |  |  |
Cost of sales |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs | 704 | 3,425 | 17,962 |  |  |  |
Selling, general and administrative expenses |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs | 11,554 | 23,119 | 4,546 |  |  |  |
Research and development expenses |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs | 0 | 0 | 117 |  |  |  |
Industrial Manufacturing Footprint Program |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Other restructuring costs |  |  | 66,100 |  |  |  |
Severance |  |  | $ 17,700 |  |  |  |
FutureLink, Opterna, and SPC Integration Program |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs | 4,900 | 6,100 |  |  |  |  |
Cost Reduction Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs | 4,000 | 19,600 |  |  |  |  |
Restructuring Reserve | 7,085 | $ 19,575 |  |  | $ 8,093 | $ 11,698 | $ 13,385
Restructuring and related cost, expected to be realized | 40,000 |  |  |  |  |  |
Cost Reduction Plan | Selling, general and administrative expenses |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Expected cost | $ 60,000 |  |  |  |  |  |
Scenario, Forecast | FutureLink, Opterna, and SPC Integration Program |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Expected restructuring cost remaining |  |  |  | $ 1,000 |  |  |
Scenario, Forecast | Cost Reduction Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Expected restructuring cost remaining |  |  |  | $ 8,000 |  |  |

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