Long-Term Debt - Components of Long-Term Debt (Detail) - USD ($) $ in Thousands		Jan. 02, 2021	Dec. 28, 2019
Debt Instrument
Total Debt		$ 1,509,000	$ 1,605,250
Less: Current portion		77,000	96,250
Unamortized Deferred Financing Costs		5,967	7,446
Unamortized Debt discount		17,233	21,634
Total long-term debt		$ 1,408,800	$ 1,479,920
Effective Interest Rate	[1]	6.94%	8.07%
Term Loan due November 29, 2024
Debt Instrument
Total Debt		$ 1,209,000	$ 1,305,250
Unamortized Deferred Financing Costs		5,113	6,418
Unamortized Debt discount		$ 17,233	$ 21,634
Effective Interest Rate	[1]	6.60%	7.93%
Notes due December 1, 2025
Debt Instrument
Total Debt		$ 300,000	$ 300,000
Unamortized Deferred Financing Costs		854	1,028
Unamortized Debt discount		$ 0	$ 0
Effective Interest Rate	[1]	8.71%	8.72%
Revolving Credit Facility due November 29, 2022
Debt Instrument
Total Debt		$ 0	$ 0
Unamortized Deferred Financing Costs		0	0
Unamortized Debt discount		$ 0	$ 0
Effective Interest Rate	[1]	3.03%	0.00%

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