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Income Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Components of earnings before income taxes |  |  |  |
United States |  | $ 337 | $ 138 | $ 180
Foreign |  | 298 | 148 | 110
Total earnings (loss) excluding non-controlling interest |  | 635 | 286 | 290
Net income attributable to noncontrolling interests |  | 1 | 0 | 0
Earnings before income taxes |  | 636 | 286 | 290
Current: |  |  |  |
Federal |  | 35 | (50) | 12
Foreign |  | 33 | 35 | 39
State and local |  | 10 | 2 | (1)
Deferred: |  |  |  |
Federal |  | 3 | 26 | (39)
Foreign |  | (7) | (3) | (1)
State and local |  | (9) | (7) | (7)
Income tax expense |  | 65 | 3 | 3
Unrealized changes in other comprehensive income (loss) |  | 8 | $ (3) | (4)
Total income taxes |  | $ 73 |  | $ (1)
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 (benefit) attributable to continuing operations |  |  |  |
Computed "expected" tax expense (benefit) excluding non-controlling interest |  | $ 133 | $ 60 | $ 61
Adjustments to tax expense (benefit) attributable to: |  |  |  |
Foreign tax differences |  | (30) | (4) | 14
Tax-exempt income |  | (15) | (17) | (29)
Federal tax credits |  | (39) | (34) | (47)
Unrecognized tax benefits |  | 14 |  |
Other |  | 2 | (2) | 4
Income tax expense |  | 65 | 3 | 3
Income taxes receivable |  | 46 | 18 |
Income taxes payable |  | 13 | 14 |
Deferred income tax liabilities: |  |  |  |
Depreciation |  | 121 | 100 |
Domestic partnerships |  | 62 | 59 |
Unrealized gain on investments |  | 13 | 52 |
Inventory |  | 7 | 10 |
Other |  | 4 | 3 |
Gross deferred income tax liabilities |  | 207 | 224 |
Deferred income tax assets: |  |  |  |
Reserves/accruals |  | 66 | 74 |
Net operating and capital loss carry-forwards |  | 67 | 52 |
Tax credit carry-forwards |  | 32 | 49 |
Other |  | 5 | 5 |
Gross deferred income tax assets |  | 170 | 180 |
Less: Valuation allowance |  | 60 | 55 |
Net deferred income tax liability |  | 97 | $ 99 |
Time period to recognize tax LIFO reserve as taxable income |  |  | 4 years |
Accrued interest and penalties on uncertain tax positions |  | 10 | $ 8 |
Unrecognized tax benefits, if recognized, would affect the effective tax rate |  | 41 | 30 |
Reconciliation of the beginning and ending amount of unrecognized tax benefits |  |  |  |
Balance at the beginning of the year |  | 30 | 31 |
Additions for uncertain tax positions of prior years |  | 7 | 2 |
Decreases for uncertain tax positions of prior years |  | (1) | (7) |
Additions for uncertain tax positions of current year |  | 6 | 5 |
Lapse of statute of limitations |  | (1) | (1) |
Balance at the end of the year | $ 31 | 41 | 30 | 31
Gross non-taxable revenue related to federal blender's credit | 136 |  |  |
Other commitments |  |  |  |
Contribution to long-term investment |  | 98 | 47 | 38
Investment tax credits |  | $ 24 | 22 | 34
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 |  | $ 55 | 68 | 59
Charge (credit) to expense |  | 5 | (13) | 9
Balance at end of year | 68 | 60 | 55 | 68
Refined coal processing plant |  |  |  |
Other commitments |  |  |  |
Contribution to long-term investment |  | 11 | $ 17 | 15
Biogas fueled power project |  |  |  |
Other commitments |  |  |  |
Contribution to long-term investment |  | 4 |  | 20
Tax Period Third Quarter 2020 |  |  |  |
Deferred income tax assets: |  |  |  |
LIFO reserve | $ 51 |  |  | $ 51
Foreign |  |  |  |
Reconciliation of the beginning and ending amount of unrecognized tax benefits |  |  |  |
Net operating loss carry-forwards (NOLs) |  | 185 |  |
State |  |  |  |
Reconciliation of the beginning and ending amount of unrecognized tax benefits |  |  |  |
Net operating loss carry-forwards (NOLs) |  | 195 |  |
Tax credit carry-forwards |  | $ 28 |  |

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