Basis of Presentation - Additional Information (Detail) - USD ($)	3 Months Ended			4 Months Ended	9 Months Ended		12 Months Ended
	Oct. 09, 2021	Jul. 17, 2021	Jan. 02, 2021	Apr. 24, 2021	Oct. 09, 2021	Oct. 03, 2020	Jan. 02, 2021	Mar. 09, 2021	Apr. 03, 2012
Basis of Presentation [Line Items]
Debt instrument face amount	$ 900,000,000		$ 800,000,000		$ 900,000,000		$ 800,000,000
Segment reporting, description					The company has one operating segment based on the nature of products the company sells, intertwined production and distribution model, the internal management structure and information that is regularly reviewed by the chief executive officer (“CEO”), who is the chief operating decision maker, for the purpose of assessing performance and allocating resources.
Business consulting cost	9,200,000				$ 27,400,000
Project cost						$ 0
Additional costs associated with receiving inferior ingredients	0	$ 0	1,000,000.0	$ 100,000
Reimbursements of previously incurred inferior ingredients costs	1,000,000.0
Outstanding Trade Receivables | Wal-Mart/Sam's Club | Customer Concentration Risk
Basis of Presentation [Line Items]
Concentration risk percentage					20.50%		18.80%
Unsecured Credit Facility
Basis of Presentation [Line Items]
Debt facility remaining borrowing capacity						$ 678,900,000
2031 Notes
Basis of Presentation [Line Items]
Debt instrument face amount	$ 500,000,000				$ 500,000,000			$ 500,000,000.0
Debt instrument interest rate	2.40%				2.40%			2.40%
Final Maturity					2031
2022 Notes
Basis of Presentation [Line Items]
Debt instrument face amount	$ 400,000,000.0		$ 400,000,000		$ 400,000,000.0		$ 400,000,000		$ 400,000,000.0
Debt instrument interest rate	4.375%				4.375%				4.375%
Final Maturity					2022