Segment Information - Disaggregation of sales (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021
Revenue Recognition
Net sales	$ 2,973	$ 2,430	$ 5,682	$ 4,489
Products
Revenue Recognition
Net sales	2,388	2,089	4,602	3,820
Other
Revenue Recognition
Net sales	47	11	65	26
Pork
Revenue Recognition
Net sales	663	693	1,283	1,258
Pork | Products
Revenue Recognition
Net sales	513	596	1,004	1,091
Pork | Transportation
Revenue Recognition
Net sales	3	2	5	3
Pork | Energy
Revenue Recognition
Net sales	140	89	261	152
Pork | Other
Revenue Recognition
Net sales	7	6	13	12
Commodity Trading and Milling
Revenue Recognition
Net sales	1,711	1,377	3,281	2,528
Commodity Trading and Milling | Products
Revenue Recognition
Net sales	1,707	1,374	3,274	2,520
Commodity Trading and Milling | Other
Revenue Recognition
Net sales	4	3	7	8
Marine
Revenue Recognition
Net sales	523	319	989	619
Marine | Transportation
Revenue Recognition
Net sales	523	319	989	619
Sugar and Alcohol
Revenue Recognition
Net sales	24	26	55	52
Sugar and Alcohol | Products
Revenue Recognition
Net sales	24	26	55	50
Sugar and Alcohol | Energy
Revenue Recognition
Net sales				2
Power
Revenue Recognition
Net sales	47	11	65	24
Power | Energy
Revenue Recognition
Net sales	47	11	65	24
All Other
Revenue Recognition
Net sales	5	4	9	8
All Other | Products
Revenue Recognition
Net sales	4	4	8	7
All Other | Transportation
Revenue Recognition
Net sales	1		1	1
Segment Totals
Revenue Recognition
Net sales	2,973	2,430	5,682	4,489
Segment Totals | Products
Revenue Recognition
Net sales	2,248	2,000	4,341	3,668
Segment Totals | Transportation
Revenue Recognition
Net sales	527	321	995	623
Segment Totals | Energy
Revenue Recognition
Net sales	187	100	326	178
Segment Totals | Other
Revenue Recognition
Net sales	$ 11	$ 9	$ 20	$ 20