Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Components of earnings before income taxes
United States	$ (205)	$ 337	$ 138
Foreign	782	298	148
Total earnings before income taxes excluding non-controlling interests	577	635	286
Net income attributable to noncontrolling interests	2	1	0
Earnings before income taxes	579	636	286
Current:
Federal	54	35	(50)
Foreign	42	33	35
State and local	12	10	2
Deferred:
Federal	(94)	3	26
Foreign	5	(7)	(3)
State and local	(22)	(9)	(7)
Income tax expense (benefit)	(3)	65	3
Unrealized changes in other comprehensive income (loss)	8	8	$ (3)
Total income taxes	$ 5	$ 73
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 (benefit) excluding non-controlling interest	$ 121	$ 133	$ 60
Adjustments to tax expense attributable to:
Foreign tax differences	(60)	(35)	10
Tax-exempt income	(17)	(15)	(17)
Foreign entity repatriation	10
Federal tax credits	(57)	(39)	(34)
Unrecognized tax benefits	7	14
Valuation allowance	(7)	6	(14)
Other		1	(2)
Income tax expense (benefit)	(3)	65	3
Income taxes receivable	54	46
Income taxes payable	18	13
Deferred income tax liabilities:
Depreciation	106	121
Domestic partnerships	59	62
Unrealized gain on investments		13
Inventory	14	7
Deferred tax liability for incremental tax costs associated with future potential repatriation of previously-taxed foreign undistributed earnings	13
Other	2	4
Gross deferred income tax liabilities	194	207
Deferred income tax assets:
Reserves/accruals	68	66
Sec. 174 Capitalization	75
Unrealized loss on investments	40
Deferred earnings of foreign subsidiaries	3
Net operating and capital loss carry-forwards	28	67
Tax credit carry-forwards	22	32
Other	8	5
Gross deferred income tax assets	244	170
Less: Valuation allowance	33	60
Net deferred income tax asset	(17)
Net deferred income tax liability		97
Accrued interest and penalties on uncertain tax positions	9	10
Unrecognized tax benefits, if recognized, would affect the effective tax rate	51	41
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Balance at the beginning of the year	41	30
Additions for uncertain tax positions of prior years	1	7
Decreases for uncertain tax positions of prior years	(4)	(1)
Additions for uncertain tax positions of current year	23	6
Lapse of statute of limitations	(10)	(1)
Balance at the end of the year	51	41	30
Other commitments
Funding of long-term investment	117	98	47
Investment tax credits	$ 46	24	22
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	$ 60	55	68
Charge (credit) to expense	(27)	5	(13)
Balance at end of year	33	60	55
Refined coal processing plant
Other commitments
Funding of long-term investment		11	17
Solar Renewable Energy Project
Other commitments
Funding of long-term investment	52
Investment tax credits	46
Marine
Deferred income tax liabilities:
Deferred tax liability for incremental tax costs associated with future potential repatriation of previously-taxed foreign undistributed earnings	13
Pork
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Gross non-taxable revenue related to federal blender's credit	79	69	$ 79
Receivable from the U.S. government related to federal blender's credits included in other receivables	53	$ 20
Foreign
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Net operating loss carry-forwards (NOLs)	57
State
Reconciliation of the beginning and ending amount of unrecognized tax benefits
Net operating loss carry-forwards (NOLs)	181
Tax credit carry-forwards	$ 27