Consolidated Long-Term Debt (Detail) - USD ($) $ in Thousands	Dec. 29, 2019	Dec. 30, 2018
Long Term Debt And Other Financing Arrangement [Line Items]
Finance lease obligations	$ 19,657	$ 17,006
Debt issuance costs, net of accumulated amortization of $12.9 million in 2019 and $8.2 million in 2018	(30,896)	(27,547)
Total debt	4,114,449	3,531,584
Less - current portion	43,394	35,893
Consolidated long-term debt, net of debt issuance Costs	4,071,055	3,495,691
Debt issuance costs, net of accumulated amortization	12,900	8,200
2015 Ten-Year Fixed Rate Notes
Long Term Debt And Other Financing Arrangement [Line Items]
Senior notes	774,000	780,000
2017 Five-Year Fixed Rate Notes
Long Term Debt And Other Financing Arrangement [Line Items]
Senior notes	588,000	592,500
2017 Ten-Year Fixed Rate Notes
Long Term Debt And Other Financing Arrangement [Line Items]
Senior notes	980,000	987,500
2017 Five-Year Floating Rate Notes
Long Term Debt And Other Financing Arrangement [Line Items]
Senior notes	294,000	296,250
2018 7.5-Year Fixed Rate Notes
Long Term Debt And Other Financing Arrangement [Line Items]
Senior notes	419,688	422,875
2018 9.25-Year Fixed Rate Notes
Long Term Debt And Other Financing Arrangement [Line Items]
Senior notes	395,000	398,000
2019 Ten-Year Fixed Rate Notes
Long Term Debt And Other Financing Arrangement [Line Items]
Senior notes	675,000
2017 Variable Funding Notes [Member]
Long Term Debt And Other Financing Arrangement [Line Items]
Variable Funding Notes		$ 65,000
2019 Variable Funding Notes [Member]
Long Term Debt And Other Financing Arrangement [Line Items]
Variable Funding Notes