REPORTABLE SEGMENTS - Schedule of Disaggregates by Reportable Segment to Customers (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2026	Jun. 29, 2025	Jun. 28, 2026	Jun. 29, 2025
Segment Reporting [Line Items]
Sales	$ 3,700	$ 3,786	$ 7,500	$ 7,558
Packaged Meats
Segment Reporting [Line Items]
Sales	2,023	2,079	4,172	4,103
Fresh Pork
Segment Reporting [Line Items]
Sales	1,263	1,270	2,491	2,517
Hog Production
Segment Reporting [Line Items]
Sales	260	317	510	714
Other
Segment Reporting [Line Items]
Sales	153	120	327	224
Operating Segments
Segment Reporting [Line Items]
Sales	3,700	3,786	7,500	7,558
Operating Segments \| MEXICO
Segment Reporting [Line Items]
Sales	151	114	320	212
Operating Segments \| Packaged Meats
Segment Reporting [Line Items]
Sales	2,023	2,079	4,172	4,103
Operating Segments \| Fresh Pork
Segment Reporting [Line Items]
Sales	2,008	2,080	4,020	4,114
Operating Segments \| Hog Production
Segment Reporting [Line Items]
Sales	772	840	1,541	1,772
Operating Segments \| Other
Segment Reporting [Line Items]
Sales	154	120	327	224
Operating Segments \| Retail
Segment Reporting [Line Items]
Sales	1,754	1,812	3,643	3,579
Operating Segments \| Retail \| Packaged Meats
Segment Reporting [Line Items]
Sales	1,224	1,278	2,615	2,562
Operating Segments \| Retail \| Fresh Pork
Segment Reporting [Line Items]
Sales	530	534	1,028	1,017
Operating Segments \| Foodservice
Segment Reporting [Line Items]
Sales	748	749	1,442	1,406
Operating Segments \| Foodservice \| Packaged Meats
Segment Reporting [Line Items]
Sales	668	677	1,286	1,275
Operating Segments \| Foodservice \| Fresh Pork
Segment Reporting [Line Items]
Sales	80	72	155	131
Operating Segments \| Exports
Segment Reporting [Line Items]
Sales	390	409	820	875
Operating Segments \| Exports \| Packaged Meats
Segment Reporting [Line Items]
Sales	13	12	44	43
Operating Segments \| Exports \| Fresh Pork
Segment Reporting [Line Items]
Sales	377	397	776	832
Operating Segments \| Industrial
Segment Reporting [Line Items]
Sales	377	371	743	747
Operating Segments \| Industrial \| Packaged Meats
Segment Reporting [Line Items]
Sales	102	105	213	215
Operating Segments \| Industrial \| Fresh Pork
Segment Reporting [Line Items]
Sales	275	266	530	532
Operating Segments \| Other / Unallocated
Segment Reporting [Line Items]
Sales	430	445	853	950
Operating Segments \| Other / Unallocated \| Packaged Meats
Segment Reporting [Line Items]
Sales	15	7	14	9
Operating Segments \| Other / Unallocated \| Fresh Pork
Segment Reporting [Line Items]
Sales	1	1	1	4
Operating Segments \| Other / Unallocated \| Hog Production
Segment Reporting [Line Items]
Sales	260	317	510	714
Operating Segments \| Other / Unallocated \| Other
Segment Reporting [Line Items]
Sales	153	120	327	224
Intersegment
Segment Reporting [Line Items]
Sales	(1,257)	(1,334)	(2,559)	(2,656)
Intersegment \| Packaged Meats
Segment Reporting [Line Items]
Sales	0	0	0	0
Intersegment \| Fresh Pork
Segment Reporting [Line Items]
Sales	745	810	1,529	1,597
Intersegment \| Hog Production
Segment Reporting [Line Items]
Sales	512	524	1,030	1,059
Intersegment \| Other
Segment Reporting [Line Items]
Sales	$ 0	$ 0	$ 0	$ 0