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COVID-19 Pandemic - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 26, 2020 | Jun. 27, 2020 | Mar. 28, 2020 | Sep. 28, 2019 | Sep. 26, 2020 | Sep. 28, 2019
Reductions in net revenue and increases in other costs |  |  |  |  |  |
Net effect of COVID-19 on revenue, cost of goods sold and operating expense | $ 101,781 |  |  | $ 59,836 | $ 202,082 | $ 127,210
Cost of goods sold | 252,207 |  |  | 190,631 | 677,313 | 477,147
Operating expenses | 138,804 |  |  | $ 127,999 | 396,100 | $ 344,167
COVID-19 Pandemic [Member] |  |  |  |  |  |
Reductions in net revenue and increases in other costs |  |  |  |  |  |
Net effect of COVID-19 on revenue, cost of goods sold and operating expense | $ 100 | $ 4,100 | $ 10,000 |  | 14,200 |
Reduction in net revenue |  |  |  |  | 3,400 |
Other direct costs |  |  |  |  | 10,800 |
Cost of goods sold |  |  |  |  | 7,400 |
Operating expenses |  |  |  |  | $ 3,400 |

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