Income Taxes - Summary of Income Taxes Included in Consolidated Statement of Operations and Consolidated Statement of Equity (Detail) - USD ($) $ in Thousands	12 Months Ended
Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Consolidated statements of operations:
Income tax expense relating to continuing operations	$ 11,884	$ 12,439	$ 11,272
Consolidated statements of shareholders' equity:
Income tax (expense) benefit relating to derivative financial instruments	$ (970)	$ (974)	$ 1,053

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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+ Details