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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 31, 2021
Income Tax Disclosure [Abstract] |
Components of (Losses) Earnings Before Income Taxes | The components of our earnings (losses) before income taxes for the last three fiscal years consisted of:
($ in millions) | 2021 |  | 2020 |  | 2019
U.S. | $ | 890 |  |  | $ | (320) |  |  | $ | 549 |
Non-U.S. | 290 |  |  | (146) |  |  | 1,050 |
| $ | 1,180 |  |  | $ | (466) |  |  | $ | 1,599 |
Benefit (Provision) for Income Taxes | Our (provision) benefit for income taxes for the last three fiscal years consisted of:
($ in millions) | 2021 |  | 2020 |  | 2019
Current | -U.S. Federal | $ | 99 |  |  | $ | 9 |  |  | $ | (272) |
| -U.S. State | 24 |  |  | (41) |  |  | (57) |
| -Non-U.S. | (86) |  |  | (78) |  |  | (161) |
|  | 37 |  |  | (110) |  |  | (490) |
Deferred | -U.S. Federal | (122) |  |  | 180 |  |  | 141 |
| -U.S. State | (37) |  |  | 81 |  |  | 39 |
| -Non-U.S. | 41 |  |  | 48 |  |  | (16) |
|  | (118) |  |  | 309 |  |  | 164 |
|  | $ | (81) |  |  | $ | 199 |  |  | $ | (326) |
Unrecognized Tax Benefits Reconciliation | The following table reconciles our unrecognized tax benefit balance for each year from the beginning of 2019 to the end of 2021:
($ in millions) | Amount
Unrecognized tax benefit at beginning of 2019 | $ | 623 |
Change attributable to tax positions taken in prior years | (13) |
Change attributable to tax positions taken during the current period | 13 |
Decrease attributable to settlements with taxing authorities | (54) |
Unrecognized tax benefit at year-end 2019 | 569 |
Change attributable to tax positions taken in prior years | (66) |
Change attributable to tax positions taken during the current period | 4 |
Decrease attributable to settlements with taxing authorities | (43) |
Unrecognized tax benefit at year-end 2020 | 464 |
Change attributable to tax positions taken in prior years | (134) |
Change attributable to tax positions taken during the current period | — |
Decrease attributable to settlements with taxing authorities | (48) |
Unrecognized tax benefit at year-end 2021 | $ | 282 |
Schedule of Deferred Tax Assets and Liabilities | The following table presents the tax effect of each type of temporary difference and carry-forward that gave rise to significant portions of our deferred tax assets and liabilities as of year-end 2021 and year-end 2020:
($ in millions) | At Year-End 2021 |  | At Year-End 2020
Deferred Tax Assets |  |  |
Employee benefits | $ | 235 |  |  | $ | 262 |
Net operating loss carry-forwards | 771 |  |  | 818 |
Accrued expenses and other reserves | 191 |  |  | 214 |
Receivables, net | 11 |  |  | 12 |
Tax credits | 53 |  |  | 49 |
Loyalty Program | 181 |  |  | 367 |
Deferred income | 98 |  |  | 69 |
Lease liabilities | 336 |  |  | 252 |
Interest Limitation | 163 |  |  | — |
Other | 34 |  |  | 82 |
Deferred tax assets | 2,073 |  |  | 2,125 |
Valuation allowance | (984) |  |  | (1,009) |
Deferred tax assets after valuation allowance | 1,089 |  |  | 1,116 |
Deferred Tax Liabilities |  |  |
Equity method investments | (40) |  |  | (29) |
Property and equipment | (9) |  |  | (42) |
Intangibles | (666) |  |  | (663) |
Right-of-use assets | (290) |  |  | (197) |
Self-insurance | (25) |  |  | (19) |
Deferred tax liabilities | (1,030) |  |  | (950) |
Net deferred taxes | $ | 59 |  |  | $ | 166 |
Reconciliation of the U.S. Statutory Tax Rate to Effective Income Tax Rate | The following table reconciles the U.S. statutory tax rate to our effective income tax rate for the last three fiscal years:
| 2021 |  | 2020 |  | 2019
U.S. statutory tax rate | 21.0 | % |  | 21.0 | % |  | 21.0 | %
U.S. state income taxes, net of U.S. federal tax benefit | 2.7 |  |  | 3.8 |  |  | 1.6 |
Non-U.S. income | (0.5) |  |  | 12.5 |  |  | (3.3) |
Change in valuation allowance | (0.7) |  |  | (20.0) |  |  | 3.4 |
Change in uncertain tax positions | (12.0) |  |  | 12.2 |  |  | 1.9 |
Permanent items | (0.5) |  |  | 9.4 |  |  | 1.3 |
Tax on asset dispositions | (0.7) |  |  | 0.0 |  |  | (0.7) |
Excess tax benefits related to equity awards | (2.8) |  |  | 6.4 |  |  | (3.2) |
U.S. tax on foreign earnings | 0.4 |  |  | (3.0) |  |  | 0.1 |
Other, net | (0.1) |  |  | 0.6 |  |  | (1.7) |
Effective rate | 6.8 | % |  | 42.9 | % |  | 20.4 | %

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