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Related Party - Additional Information (Detail) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Related Party Transaction [Line Items]
Stock options exercised	2,037
Ms. Winfrey and her related entities
Related Party Transaction [Line Items]
Related Party Transaction, service provided by related party	$ 2,208	$ 4,266	$ 3,453
Ms. Winfrey
Related Party Transaction [Line Items]
Purchased good from related entity		84	$ 627
Accounts payable to related parties	$ 62	$ 828
Number of shares purchased from related party	954
Stock options exercised	1,405

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Amount for accounts payable to related parties.

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Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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