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Revenue - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 27, 2020 | Sep. 27, 2020 | Jun. 28, 2020 | Mar. 29, 2020 | Dec. 29, 2019 | Sep. 29, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 27, 2020 | Dec. 29, 2019 | Dec. 30, 2018
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Amount of revenue recognized | $ 74,866 | $ 72,663 | $ 56,162 | $ 87,590 | $ 101,752 | $ 104,238 | $ 105,630 | $ 98,087 | $ 291,281 | $ 409,707 | $ 422,638
Revenue recognized related to prior periods |  |  |  |  |  |  |  |  | 200 | 200 | $ 300
Aggregate value of remaining performance obligation on outstanding contracts | $ 4,845 |  |  |  |  |  |  |  | 4,845 |  |
Revenue recognized related to prior periods |  |  |  |  |  |  |  |  | 0 | 0 |
December 30, 2019 Liability Ending Balance [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Amount of revenue recognized |  |  |  |  |  |  |  |  | 1,100 | 2,200 |
Point in Time Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Amount of revenue recognized |  |  |  |  |  |  |  |  | 290,700 | 408,800 |
Over Time Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Amount of revenue recognized |  |  |  |  |  |  |  |  | $ 600 | $ 900 |

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