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Income Taxes - Schedule of Unrecognized Tax Benefits Assets (Liabilities) (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Unrecognized Tax Benefits [Roll Forward] |  |  |
Unrecognized tax benefits at January 1 | $ 30 | $ 34 | $ 38
Refunds from/(payments to) and settlements with taxing authorities | 7 | 0 | 0
Decreases for positions taken in prior years | (6) | (1) | (4)
Increases/(decreases) for interest and penalties | 1 | 0 | 0
Lapse of statutes of limitations | 0 | (4) | (3)
Increases for positions taken in current year | 0 | 1 | 3
Unrecognized tax benefits at December 31 | $ 32 | $ 30 | $ 34

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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 217 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-217 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-15A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10B -Publisher FASB -URI https://asc.fasb.org/1943274/2147482525/740-10-45-10B + Details
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