REPORTABLE SEGMENTS - Schedule of Disaggregates by Reportable Segment to Customers (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2026	Sep. 28, 2025	Sep. 27, 2026	Sep. 28, 2025
Segment Reporting [Line Items]
Sales	$ 3,437	$ 3,747	$ 10,937	$ 11,304
Packaged Meats
Segment Reporting [Line Items]
Sales	1,981	2,090	6,153	6,193
Fresh Pork
Segment Reporting [Line Items]
Sales	1,108	1,275	3,599	3,792
Hog Production
Segment Reporting [Line Items]
Sales	197	251	708	965
Other
Segment Reporting [Line Items]
Sales	151	131	478	355
Operating Segments
Segment Reporting [Line Items]
Sales	3,437	3,747	10,937	11,304
Operating Segments \| MEXICO
Segment Reporting [Line Items]
Sales	146	129	466	341
Operating Segments \| Packaged Meats
Segment Reporting [Line Items]
Sales	1,982	2,090	6,154	6,193
Operating Segments \| Fresh Pork
Segment Reporting [Line Items]
Sales	1,814	2,185	5,834	6,299
Operating Segments \| Hog Production
Segment Reporting [Line Items]
Sales	691	813	2,232	2,585
Operating Segments \| Other
Segment Reporting [Line Items]
Sales	151	131	478	355
Operating Segments \| Retail
Segment Reporting [Line Items]
Sales	1,663	1,744	5,306	5,323
Operating Segments \| Retail \| Packaged Meats
Segment Reporting [Line Items]
Sales	1,205	1,238	3,820	3,800
Operating Segments \| Retail \| Fresh Pork
Segment Reporting [Line Items]
Sales	458	506	1,486	1,523
Operating Segments \| Foodservice
Segment Reporting [Line Items]
Sales	717	790	2,159	2,195
Operating Segments \| Foodservice \| Packaged Meats
Segment Reporting [Line Items]
Sales	644	719	1,930	1,994
Operating Segments \| Foodservice \| Fresh Pork
Segment Reporting [Line Items]
Sales	73	71	228	202
Operating Segments \| Exports
Segment Reporting [Line Items]
Sales	343	442	1,163	1,317
Operating Segments \| Exports \| Packaged Meats
Segment Reporting [Line Items]
Sales	28	27	71	70
Operating Segments \| Exports \| Fresh Pork
Segment Reporting [Line Items]
Sales	316	414	1,092	1,246
Operating Segments \| Industrial
Segment Reporting [Line Items]
Sales	364	386	1,107	1,132
Operating Segments \| Industrial \| Packaged Meats
Segment Reporting [Line Items]
Sales	103	102	316	317
Operating Segments \| Industrial \| Fresh Pork
Segment Reporting [Line Items]
Sales	261	284	791	816
Operating Segments \| Other / Unallocated
Segment Reporting [Line Items]
Sales	350	386	1,203	1,336
Operating Segments \| Other / Unallocated \| Packaged Meats
Segment Reporting [Line Items]
Sales	1	3	15	12
Operating Segments \| Other / Unallocated \| Fresh Pork
Segment Reporting [Line Items]
Sales	1	1	2	5
Operating Segments \| Other / Unallocated \| Hog Production
Segment Reporting [Line Items]
Sales	197	251	708	965
Operating Segments \| Other / Unallocated \| Other
Segment Reporting [Line Items]
Sales	151	131	478	355
Intersegment
Segment Reporting [Line Items]
Sales	(1,202)	(1,473)	(3,761)	(4,129)
Intersegment \| Packaged Meats
Segment Reporting [Line Items]
Sales	1	0	1	0
Intersegment \| Fresh Pork
Segment Reporting [Line Items]
Sales	707	910	2,235	2,507
Intersegment \| Hog Production
Segment Reporting [Line Items]
Sales	494	562	1,524	1,621
Intersegment \| Other
Segment Reporting [Line Items]
Sales	$ 0	$ 0	$ 0	$ 1