Revenue - Summary of Information about Disaggregated Revenue of Reportable Segments (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 05, 2024	Oct. 07, 2023	Oct. 05, 2024	Oct. 07, 2023
Disaggregation Of Revenue [Line Items]
Total revenue	$ 2,250,681	$ 2,264,248	$ 7,287,700	$ 7,484,036
Center store [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	849,521	879,823	2,747,105	2,886,617
Fresh [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	730,373	732,127	2,384,471	2,463,016
Non-food [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	613,923	585,622	1,967,169	1,922,873
Other Product [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	19,781	24,562	70,779	80,363
Fuel [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	37,083	42,114	118,176	131,167
Individuals Customer [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	674,328	662,011	2,142,101	2,162,188
Independent retailers [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	522,825	548,656	1,720,408	1,814,874
National accounts [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	495,558	504,971	1,624,403	1,741,407
Other Customers [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	9,137	9,820	30,516	36,346
Military [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	548,833	538,790	1,770,272	1,729,221
Operating Segments [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	2,250,681	2,264,248	7,287,700	7,484,036
Wholesale [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	1,576,082	1,602,000	5,144,731	5,321,048
Wholesale [Member] \| Center store [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	594,135	623,273	1,931,664	2,054,415
Wholesale [Member] \| Fresh [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	479,988	488,929	1,577,915	1,651,191
Wholesale [Member] \| Non-food [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	482,449	465,473	1,565,241	1,535,880
Wholesale [Member] \| Other Product [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	19,510	24,325	69,911	79,562
Wholesale [Member] \| Independent retailers [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	522,825	548,656	1,720,408	1,814,874
Wholesale [Member] \| National accounts [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	495,558	504,971	1,624,403	1,741,407
Wholesale [Member] \| Other Customers [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	8,866	9,583	29,648	35,546
Wholesale [Member] \| Military [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	548,833	538,790	1,770,272	1,729,221
Wholesale [Member] \| Operating Segments [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	1,576,082	1,602,000	5,144,731	5,321,048
Retail [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	674,599	662,248	2,142,969	2,162,988
Retail [Member] \| Center store [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	255,386	256,550	815,441	832,202
Retail [Member] \| Fresh [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	250,385	243,198	806,556	811,825
Retail [Member] \| Non-food [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	131,474	120,149	401,928	386,993
Retail [Member] \| Other Product [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	271	237	868	801
Retail [Member] \| Fuel [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	37,083	42,114	118,176	131,167
Retail [Member] \| Individuals Customer [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	674,328	662,011	2,142,101	2,162,188
Retail [Member] \| Other Customers [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	271	237	868	800
Retail [Member] \| Operating Segments [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	$ 674,599	$ 662,248	$ 2,142,969	$ 2,162,988