Segment Information - Disaggregation of sales (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 02, 2022	Apr. 03, 2021
Revenue Recognition
Net sales	$ 2,709	$ 2,059
Products
Revenue Recognition
Net sales	2,214	1,731
Other
Revenue Recognition
Net sales	18	15
Pork
Revenue Recognition
Net sales	620	565
Pork | Products
Revenue Recognition
Net sales	491	495
Pork | Transportation
Revenue Recognition
Net sales	2	1
Pork | Energy
Revenue Recognition
Net sales	121	63
Pork | Other
Revenue Recognition
Net sales	6	6
Commodity Trading and Milling
Revenue Recognition
Net sales	1,570	1,151
Commodity Trading and Milling | Products
Revenue Recognition
Net sales	1,567	1,146
Commodity Trading and Milling | Other
Revenue Recognition
Net sales	3	5
Marine
Revenue Recognition
Net sales	466	300
Marine | Transportation
Revenue Recognition
Net sales	466	300
Sugar and Alcohol
Revenue Recognition
Net sales	31	26
Sugar and Alcohol | Products
Revenue Recognition
Net sales	31	24
Sugar and Alcohol | Energy
Revenue Recognition
Net sales		2
Power
Revenue Recognition
Net sales	18	13
Power | Energy
Revenue Recognition
Net sales	18	13
All Other
Revenue Recognition
Net sales	4	4
All Other | Products
Revenue Recognition
Net sales	4	3
All Other | Transportation
Revenue Recognition
Net sales		1
Segment Totals
Revenue Recognition
Net sales	2,709	2,059
Segment Totals | Products
Revenue Recognition
Net sales	2,093	1,668
Segment Totals | Transportation
Revenue Recognition
Net sales	468	302
Segment Totals | Energy
Revenue Recognition
Net sales	139	78
Segment Totals | Other
Revenue Recognition
Net sales	$ 9	$ 11