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Amounts Recognized in Financial Statements with Respect to Plans (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 28, 2019 | Sep. 29, 2018 | Sep. 28, 2019 | Sep. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Total cost of the Plans during the period | $ 1,102 | $ 4,901 | $ 4,470 | $ 13,003
Amount of related income tax benefit recognized during the period | (391) | (1,837) | (4,125) | (5,305)
Net cost of the Plans during the period | $ 711 | $ 3,064 | $ 345 | $ 7,698

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