Schedule of Disaggregation of Revenue (Detail) - USD ($) $ in Millions	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020
Disaggregation of Revenue [Line Items]
Net sales	$ 6,295	$ 6,339
Meats and seafood
Disaggregation of Revenue [Line Items]
Net sales	2,262	2,226
Dry grocery products
Disaggregation of Revenue [Line Items]
Net sales	1,093	1,092
Refrigerated and frozen grocery products
Disaggregation of Revenue [Line Items]
Net sales	994	1,047
Dairy
Disaggregation of Revenue [Line Items]
Net sales	622	648
Equipment, disposables and supplies
Disaggregation of Revenue [Line Items]
Net sales	693	629
Beverage products
Disaggregation of Revenue [Line Items]
Net sales	324	344
Produce
Disaggregation of Revenue [Line Items]
Net sales	$ 307	$ 353