Food Allergen Compliance Costs and (Recovery) Loss on Inferior Ingredients - Additional Information (Detail)	3 Months Ended	12 Months Ended
	Dec. 31, 2022 USD ($)	Dec. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jan. 01, 2022 USD ($) State	Jan. 02, 2021 USD ($) State
Product Recall And Recovery Loss On Inferior Ingredients [Line Items]
FASTER Act expense recognized	$ 2,000,000	$ 0	$ 2,008,000
Products recalled distributed to retail customers, number of states | State				8	14
Incurred costs related to recall of gluten-free products and adjustment to previously recorded inferior yeast costs	$ 1,800,000	0		$ 100,000	$ 1,300,000
Cash recovered from suppliers on disruption		$ 0	$ 1,772,000	$ 950,000