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Income Taxes - Operating Loss Carryforwards (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
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Domestic Tax Jurisdiction |  |
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | $ 1,499 | $ 1,033
Capital loss carryforwards | 557 | 550
Interest carryforwards | 85 | 0
U.S. Federal |  |
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | 2 | 1
Interest carryforwards | 3,743 | 2,303
Federal foreign tax credit carryforwards | 29 | 24
State and Local Jurisdiction |  |
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | 1,822 | 493
Interest carryforwards | 2,303 | 1,209
Other |  |
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | 339 | 461
Capital loss carryforwards | 9 | 7
Interest carryforwards | 126 | 129
Other carryforwards | $ 0 | $ 3

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- Definition The sum of domestic, foreign and state and local capital loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws. + References No definition available. + Details
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-3 + Details
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- Definition The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-3 + Details
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