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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 31, 2022
Income Tax Disclosure [Abstract] |
Schedule of Income (Loss) before Income Taxes | Income (loss) before income taxes and income tax expense (benefit) are summarized below based on the geographic location of the operation to which such earnings and income taxes are attributable.
| Income (loss) before income taxes
(In millions) | 2022 |  | 2021 |  | 2020
Ireland | $ | 198 |  |  | $ | 153 |  |  | $ | (132) |
Foreign | 2,713 |  |  | 2,743 |  |  | 1,878 |
Total income before income taxes | $ | 2,911 |  |  | $ | 2,896 |  |  | $ | 1,746 |
Schedule of Income Tax Expense (Benefit) |
| Income tax expense (benefit)
(In millions) | 2022 |  | 2021 |  | 2020
Current |  |  |  |  |
Ireland | $ | 3 |  |  | $ | 50 |  |  | $ | 15 |
Foreign | 570 |  |  | 730 |  |  | 441 |
Total current income tax expense | 573 |  |  | 780 |  |  | 456 |
Deferred |  |  |  |  |
Ireland | 13 |  |  | (2) |  |  | — |
Foreign | (141) |  |  | (28) |  |  | (125) |
Total deferred income tax expense (benefit) | (128) |  |  | (30) |  |  | (125) |
Total income tax expense | $ | 445 |  |  | $ | 750 |  |  | $ | 331 |
Schedule of Reconciliation of Effective Income Tax Rate | Reconciliations of income taxes from the Ireland national statutory rate of 25% to the consolidated effective income tax rate are as follows:
| 2022 |  | 2021 |  | 2020
Income taxes at the applicable statutory rate | 25.0 | % |  | 25.0 | % |  | 25.0 | %
Ireland operations |  |  |  |  |
Ireland tax on trading income | (1.3) | % |  | (0.7) | % |  | (0.2) | %
Nondeductible interest expense | 1.0 | % |  | 0.6 | % |  | 2.7 | %
Ireland Other - net | (0.5) | % |  | (0.2) | % |  | 0.4 | %
Foreign operations |  |  |  |  |
Tax impact on sale of businesses | — | % |  | 9.1 | % |  | 3.9 | %
Earnings taxed at other than the applicable statutory tax rate | (10.2) | % |  | (8.0) | % |  | (14.0) | %
Other items | 1.6 | % |  | (0.1) | % |  | 1.6 | %
Worldwide operations |  |  |  |  |
Adjustments to tax liabilities | (0.4) | % |  | 0.2 | % |  | (0.6) | %
Adjustments to valuation allowances | 0.1 | % |  | — | % |  | 0.2 | %
Effective income tax expense rate | 15.3 | % |  | 25.9 | % |  | 19.0 | %
Schedule of Worldwide Income Tax Payments | Worldwide income tax payments, net of tax refunds, are as follows:
(In millions) |
2022 | $ | 393 |
2021 | 753 |
2020 | 391 |
Schedule of Components of Deferred Income Taxes | Components of noncurrent deferred income taxes are as follows:
| December 31
| 2022 |  | 2021
(In millions) | Noncurrent assets and liabilities |  | Noncurrent assets and liabilities
Accruals and other adjustments |  |  |
Employee benefits | $ | 266 |  |  | $ | 348 |
Depreciation and amortization | (1,067) |  |  | (1,087) |
Other accruals and adjustments | 397 |  |  | 385 |
Ireland income tax loss carryforwards | 1 |  |  | 1 |
Foreign income tax loss carryforwards | 4,151 |  |  | 3,127 |
Foreign income tax credit carryforwards | 280 |  |  | 263 |
Valuation allowance for income tax loss and income tax credit carryforwards | (4,184) |  |  | (3,139) |
Other valuation allowances | (44) |  |  | (65) |
Total deferred income taxes | $ | (200) |  |  | $ | (167) |
Schedule of Foreign Tax Loss Carryforwards and Income Tax Credit Carryforwards | These carryforwards and their respective expiration dates are summarized below:
(In millions) | 2023 through 2027 |  | 2028 through 2032 |  | 2033 through 2037 |  | 2038 through 2047 |  |  |  | Not subject to expiration |  | Valuation allowance
Ireland income tax loss carryforwards | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | 8 |  |  | $ | — |
Ireland deferred income tax assets for income tax loss carryforwards | — |  |  | — |  |  | — |  |  | — |  |  |  |  | 1 |  |  | (1) |
Foreign income tax loss carryforwards | 79 |  |  | 7,277 |  |  | 11,478 |  |  | 170 |  |  |  |  | 2,372 |  |  | — |
Foreign deferred income tax assets for income tax loss carryforwards | 20 |  |  | 661 |  |  | 2,867 |  |  | 49 |  |  |  |  | 568 |  |  | (4,034) |
Foreign deferred income tax assets for income tax loss carryforwards after ASU 2013-11 | 11 |  |  | 658 |  |  | 2,867 |  |  | 49 |  |  |  |  | 566 |  |  | (4,034) |
Foreign income tax credit carryforwards | 190 |  |  | 67 |  |  | 52 |  |  | 3 |  |  |  |  | 31 |  |  | (149) |
Foreign income tax credit carryforwards after ASU 2013-11 | 159 |  |  | 38 |  |  | 49 |  |  | 3 |  |  |  |  | 31 |  |  | (149) |
Schedule of Gross Unrecognized Income Tax Benefits | A summary of gross unrecognized income tax benefits is as follows:
(In millions) | 2022 |  | 2021 |  | 2020
Balance at January 1 | $ | 1,120 |  |  | $ | 1,036 |  |  | $ | 1,001 |
Increases and decreases as a result of positions taken during prior years |  |  |  |  |
Transfers from valuation allowances | — |  |  | 6 |  |  | — |
Other increases, including currency translation | 36 |  |  | 22 |  |  | 10 |
Other decreases, including currency translation | (16) |  |  | (10) |  |  | (10) |
Increases related to acquired businesses | 10 |  |  | 12 |  |  | 7 |
Increases as a result of positions taken during the current year | 97 |  |  | 75 |  |  | 58 |
Decreases relating to settlements with tax authorities | — |  |  | (11) |  |  | (26) |
Decreases as a result of a lapse of the applicable statute of limitations | (12) |  |  | (10) |  |  | (4) |
Balance at December 31 | $ | 1,235 |  |  | $ | 1,120 |  |  | $ | 1,036 |

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