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Stock-Based Compensation - Schedule of Stock-Based Compensation Expense (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 03, 2021 | Jun. 27, 2020 | Jul. 03, 2021 | Jun. 27, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Total stock-based compensation | $ 7,291 | $ 8,926 | $ 15,596 | $ 18,122
Cost of Sales [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Total stock-based compensation | 727 | 635 | 1,360 | 1,205
Selling and Administrative Expenses [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Total stock-based compensation | 5,274 | 7,352 | 11,694 | 14,725
Research and Development Expenses [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Total stock-based compensation | $ 1,290 | $ 939 | $ 2,542 | $ 2,192

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