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Earnings Per Share - Computation of Basic and Diluted Earnings Per Common Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 04, 2021	Mar. 29, 2020
Earnings Per Share Basic [Line Items]
Net income (loss)	$ 21,546	$ (4,611)
Weighted-average shares of common stock outstanding:
Basic	21,417	21,149
Dilutive effect of common stock equivalents arising from share option, nonvested share and nonvested share unit awards	954
Diluted	22,371	21,149
Basic earnings (loss) per share	$ 1.01	$ (0.22)
Diluted earnings (loss) per share	$ 0.96	$ (0.22)
Share Option Awards [Member]
Weighted-average shares of common stock outstanding:
Antidilutive shares/unit awards excluded from diluted calculation	28	602
Nonvested Share Awards and Nonvested Share Unit Awards [Member]
Weighted-average shares of common stock outstanding:
Antidilutive shares/unit awards excluded from diluted calculation	57	554

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