Inventories (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
At lower of FIFO cost and NRV:
Hogs and materials	$ 538	$ 489
Pork products and materials	75	64
Grains, oilseeds and other commodities	475	634
Biofuels and related credits	221	147
Other	104	92
Total inventories at lower of FIFO cost and NRV	1,413	1,426
Grain, flour and feed at lower of weighted average cost and NRV	257	237
Total inventories	$ 1,670	$ 1,663