Revenue Recognition - Revenue by Product (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 26, 2022	Mar. 27, 2021
Disaggregation of Revenue [Line Items]
Total net sales	$ 1,104,069	$ 1,006,340
Grocery [Member]
Disaggregation of Revenue [Line Items]
Total net sales	941,596	874,073
Pharmacy [Member]
Disaggregation of Revenue [Line Items]
Total net sales	103,274	95,597
Fuel, Product [Member]
Disaggregation of Revenue [Line Items]
Total net sales	56,157	34,372
Manufacturing [Member]
Disaggregation of Revenue [Line Items]
Total net sales	$ 3,042	$ 2,298