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Stock-Based Compensation - Total Share-Based Compensation Expense Included in Consolidated Statements of Comprehensive Income (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 28, 2019 | Dec. 29, 2018 | Dec. 30, 2017
Schedule Of Share Based Compensation Arrangements [Line Items] |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount | $ 39,200 | $ 27,400 | $ 17,200
Cost of goods sold |  |  |
Schedule Of Share Based Compensation Arrangements [Line Items] |  |  |
Stock-based compensation | 445 | 334 | 351
Selling, general and administrative |  |  |
Schedule Of Share Based Compensation Arrangements [Line Items] |  |  |
Stock-based compensation | 30,450 | 21,391 | 13,272
Research and development |  |  |
Schedule Of Share Based Compensation Arrangements [Line Items] |  |  |
Stock-based compensation | 8,340 | 5,692 | 3,564
Employee Stock Option |  |  |
Schedule Of Share Based Compensation Arrangements [Line Items] |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount | $ 14,800 | $ 13,800 | $ 12,000

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