Components of Current and Long-Term Debt (Detail) - USD ($) $ in Thousands		Dec. 30, 2017	Nov. 29, 2017	Dec. 31, 2016
Debt Instrument
Total Debt		$ 1,865,000		$ 2,021,250
Less: Current Portion		82,750		21,000
Unamortized Deferred Financing Costs		11,205		18,951
Discount on debt issuance		30,433	$ 30,800	0
Total Long-Term Debt		$ 1,740,612		$ 1,981,299
Effective Interest Rate	[1]	4.96%		4.38%
Former Tranche B-2 Term Facility due April 2, 2020
Debt Instrument
Total Debt		$ 0		$ 2,021,250
Unamortized Deferred Financing Costs		0
Discount on debt issuance		$ 0
Effective Interest Rate	[1]	4.76%		4.41%
New Term Loan due November 29, 2024
Debt Instrument
Total Debt		$ 1,540,000		$ 0
Unamortized Deferred Financing Costs		9,783
Discount on debt issuance		$ 30,433
Effective Interest Rate	[1]	6.84%		0.00%
Notes due December 1, 2025
Debt Instrument
Total Debt		$ 300,000	300,000	$ 0
Unamortized Deferred Financing Costs		1,422
Discount on debt issuance		$ 0
Effective Interest Rate	[1]	8.82%		0.00%
New Revolving Credit Facility due November 29, 2022
Debt Instrument
Total Debt		$ 25,000	$ 150,000	$ 0
Unamortized Deferred Financing Costs		0
Discount on debt issuance		$ 0
Effective Interest Rate	[1]	4.15%		0.00%

[1] Includes amortization of deferred financing costs and debt discount. For fiscal 2017, the effective interest rate for the tranche B-2 term facility of the Company’s then-existing term loan facility was computed based on interest expense incurred over the period for which borrowings were outstanding. For fiscal 2016, the effective interest rate for the Company’s then-existing revolving facility and tranche B-1 term facility of the Company’s then-existing term loan facility was computed based on interest expense incurred over the period for which borrowings were outstanding.