Assets Held for Sale - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended				4 Months Ended	12 Months Ended
	Jul. 13, 2024	Dec. 30, 2023	Oct. 07, 2023	Apr. 03, 2022	Apr. 23, 2022	Dec. 28, 2024	Dec. 31, 2022
Long Lived Assets Held For Sale [Line Items]
Proceeds from sale of impaired warehouse			$ 1.3	$ 1.2		$ 0.7
Impairment charge					$ 1.0
Cake Distribution Territories Classified as Held for Sale
Long Lived Assets Held For Sale [Line Items]
Impairment charge	$ 1.4
Property and Equipment
Long Lived Assets Held For Sale [Line Items]
Proceeds from sale of impaired warehouse							$ 3.7
Warehouse Classified as Held for Sale
Long Lived Assets Held For Sale [Line Items]
Impairment charge		$ 1.8	$ 1.8	$ 1.0