Revenue Recognition (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 28, 2019	Jun. 29, 2019	Mar. 30, 2019	Dec. 31, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenue Recognition
Net sales	$ 1,812	$ 1,663	$ 1,822	$ 1,543	$ 1,662	$ 1,651	$ 1,691	$ 1,579	$ 6,840	$ 6,583	$ 5,809
Transferred at point in time | Net sales
Revenue Recognition
Concentration risk percentage									85.00%
Products
Revenue Recognition
Net sales									$ 5,610	5,334	4,693
Other
Revenue Recognition
Net sales									126	133	107
Pork
Revenue Recognition
Net sales									1,851	1,774	1,609
Pork | Products
Revenue Recognition
Net sales									1,599	1,451
Pork | Transportation
Revenue Recognition
Net sales									10	9
Pork | Energy
Revenue Recognition
Net sales									210	282
Pork | Other
Revenue Recognition
Net sales									32	32
CT&M
Revenue Recognition
Net sales									3,672	3,428	2,945
CT&M | Products
Revenue Recognition
Net sales									3,654	3,410
CT&M | Other
Revenue Recognition
Net sales									18	18
Marine
Revenue Recognition
Net sales									1,061	1,057	956
Marine | Transportation
Revenue Recognition
Net sales									1,061	1,057
Sugar and Alcohol
Revenue Recognition
Net sales									121	184	186
Sugar and Alcohol | Products
Revenue Recognition
Net sales									112	173
Sugar and Alcohol | Energy
Revenue Recognition
Net sales									9	11
Power
Revenue Recognition
Net sales									117	122	97
Power | Energy
Revenue Recognition
Net sales									117	122
All Other
Revenue Recognition
Net sales									18	18	$ 16
All Other | Products
Revenue Recognition
Net sales									17	18
All Other | Transportation
Revenue Recognition
Net sales									1
Segment Totals
Revenue Recognition
Net sales									6,840	6,583
Segment Totals | Products
Revenue Recognition
Net sales									5,382	5,052
Segment Totals | Transportation
Revenue Recognition
Net sales									1,072	1,066
Segment Totals | Energy
Revenue Recognition
Net sales									336	415
Segment Totals | Other
Revenue Recognition
Net sales									$ 50	$ 50