Long-Term Debt - Components of Long-Term Debt (Detail) - USD ($) $ in Thousands		Jan. 01, 2022	Apr. 13, 2021	Jan. 02, 2021
Debt Instrument
Total Debt		$ 1,445,000		$ 1,509,000
Less: Current portion				77,000
Unamortized Deferred Financing Costs		12,534		5,967
Unamortized Debt discount		14,362		17,233
Total long-term debt		$ 1,418,104		$ 1,408,800
Effective Interest Rate	[1]	5.15%		6.94%
Term Loan Facility due April 13, 2028
Debt Instrument
Total Debt		$ 945,000
Unamortized Deferred Financing Costs		6,930
Unamortized Debt discount		$ 14,362
Effective Interest Rate	[1]	4.48%		0.00%
Senior Secured Notes due April 15, 2029
Debt Instrument
Total Debt		$ 500,000
Unamortized Deferred Financing Costs		$ 5,604
Effective Interest Rate	[1]	4.70%		0.00%
Term Loan Facility due November 29, 2024
Debt Instrument
Total Debt				$ 1,209,000
Unamortized Deferred Financing Costs				5,113
Unamortized Debt discount				$ 17,233
Effective Interest Rate	[1]	6.03%		6.60%
Senior Notes due December 1, 2025
Debt Instrument
Total Debt				$ 300,000
Unamortized Deferred Financing Costs				$ 854
Effective Interest Rate	[1]	8.62%		8.71%
Revolving Credit Facility due April 13, 2026
Debt Instrument
Total Debt		$ 0	$ 0
Effective Interest Rate	[1]	2.61%		0.00%
Revolving Credit Facility due November 29, 2022
Debt Instrument
Effective Interest Rate	[1]	0.00%		3.03%

[1] Includes amortization of deferred financing costs and debt discount.