Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Components of earnings before income taxes
United States	$ (403)	$ (205)	$ 337
Foreign	509	782	298
Total earnings before income taxes excluding non-controlling interests	106	577	635
Net income attributable to noncontrolling interests	1	2	1
Earnings before income taxes	107	579	636
Current:
Federal	(36)	54	35
Foreign	65	42	33
State and local	5	12	10
Deferred:
Federal	(118)	(94)	3
Foreign	(1)	5	(7)
State and local	(35)	(22)	(9)
Income tax expense (benefit)	(120)	(3)	65
Unrealized changes in other comprehensive income	4	8	8
Total income taxes	(116)	5	$ 73
Deferred income tax assets:
Reserves/accruals	80	68
Research and development capitalization	172	75
Unrealized loss on investments	21	40
Deferred earnings of foreign subsidiaries	3	3
Net operating and capital loss carry-forwards	18	28
Tax credit carry-forwards	95	22
Other	10	8
Gross deferred income tax assets before valuation allowance	399	244
Less: Valuation allowance	30	33
Total deferred income tax assets, net of valuation allowance	369	211
Accrued interest and penalties on uncertain tax positions	10	9
Unrecognized tax benefits, if recognized, would affect the effective tax rate	49	51
Deferred income tax liabilities:
Property, plant and equipment	139	106
Domestic partnerships	62	59
Inventory		14
Foreign basis difference		13
Other	1	2
Gross deferred income tax liabilities	202	194
Net deferred income tax asset	$ 167	$ 17
Income taxes
Federal income tax rate (as a percent)	21.00%	21.00%	21.00%
Reconciliation of computed expected tax expense excluding non-controlling interest to income tax expense attributable to continuing operations
Computed "expected" tax expense excluding non-controlling interest	$ 22	$ 121	$ 133
Adjustments to tax expense attributable to:
Foreign tax differences	(26)	(60)	(35)
Tax-exempt income	(22)	(17)	(15)
State income taxes, net of federal benefit	(28)
Foreign entity repatriation		10
Federal tax credits	(67)	(57)	(39)
Unrecognized tax benefits	(1)	7	14
Valuation allowance	(3)	(7)	6
IRS audit settlement	6
Other	(1)		1
Income tax expense (benefit)	(120)	(3)	65
Income taxes receivable	67	54
Income taxes payable	41	18
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Balance at the beginning of the year	51	41
Additions for uncertain tax positions of prior years	2	1
Decreases for uncertain tax positions of prior years	(14)	(4)
Additions for uncertain tax positions of current year	18	23
Decreases related to audit settlements with taxing authorities	(6)
Lapse of statute of limitations	(2)	(10)
Balance at the end of the year	49	51	41
Other commitments
Funding of long-term investment	$ 16	117	98
Minimum
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Number of tax years typically subject to examination for major non-US jurisdictions	3 years
Maximum
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Number of tax years typically subject to examination for major non-US jurisdictions	6 years
Allowance for Deferred Tax Assets:
Movement in valuation and qualifying accounts
Balance at beginning of year	$ 33	60	55
Charge (credit) to expense	(3)	(27)	5
Balance at end of year	30	33	60
Renewable biogas recovery and solar facilities
Other commitments
Investment tax credits	30
Solar Renewable Energy Project
Other commitments
Funding of long-term investment		52
Investment tax credits		46
Marine
Deferred income tax liabilities:
Foreign basis difference		13
Pork
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Gross non-taxable revenue related to federal blender's credit	103	79	$ 69
Receivable from the U.S. government related to federal blender's credits included in other receivables	42	$ 53
Foreign
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Net operating loss carry-forwards (NOLs)	35
Federal
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Tax credit carry-forwards	82
State
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Net operating loss carry-forwards (NOLs)	287
Tax credit carry-forwards	$ 40