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Income Taxes - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Income Tax Contingency [Line Items] |  |  |  |
Percentage of temporary tax differences that reverse within the carryforward period | 10.00% |  |  |
Percentage of deferred tax asset exclusive of reversing temporary differences | 90.00% |  |  |
Foreign tax credits | $ 22 |  | $ 88 |
Reduction from repatriation of foreign earnings | 9 |  |  |
Reduction from suspended foreign tax credits | 4 |  |  |
Deduction of foreign taxes | 9 |  | 113 |
Cumulative amount of valuation allowance | 180 |  |  |
Increase (decrease) to valuation allowance | 113 | $ 136 | 19 |
Valuation allowance | $ 2,279 | $ 2,307 | $ 2,121 | $ 2,357
Percentage of the effect of unrecognized tax benefit, if recorded | 1.00% | 1.00% | 36.00% |
Interest or penalties recognized (less than for 2021) | $ 1 | $ 2 | $ 6 |
Income related to accrued interest and penalties (less than for 2019) | 3 | 25 | 1 |
Amount accrued for payment of interest and penalties (less than for 2021) | 1 | 2 | 23 |
Domestic Tax Authority |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Increase (decrease) to valuation allowance | 3 | 20 | (11) |
Tax Authority, Spain | Foreign Tax Authority |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Increase (decrease) to valuation allowance | 8 | 104 |  |
Other Net State Deferred Tax Asset |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Valuation allowance | 632 |  |  |
Other Net State Deferred Tax Asset | Domestic Tax Authority |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Increase (decrease) to valuation allowance | 20 | $ (58) | $ 5 |
Capital Loss Carryforward |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Increase (decrease) to valuation allowance | (9) |  |  |
Valuation allowance, amount released | $ 0 |  |  |

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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319 + Details
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