Supplemental Cash Flow Information Related To Leases (Detail) $ in Thousands	12 Months Ended
	Dec. 29, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 43,608
Operating cash flows from finance leases	1,952
Financing cash flows from finance leases	647
Right-of-use assets obtained in exchange for new lease obligations:
Operating leases	63,685
Finance leases	$ 3,255