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Income Taxes - Uncertain Tax Provisions (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] |  |
Unrecognized tax benefits, beginning balance | $ 377 | $ 298
Activity on prior year tax positions | (20) | (5)
Additions on current year tax positions | 166 | 94
Reductions on settlements and expirations with taxing authorities | (8) | (10)
Unrecognized tax benefits, ending balance | 515 | $ 377
Unrecognized tax benefits that would impact the effective tax rate | 430 |
Decrease in unrecognized tax benefits that is reasonably possible within next 12 months | $ 37 |

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- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities and lapses of applicable statutes of limitations. + References No definition available. + Details
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- Definition Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d)(3) -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319 + Details
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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 10B -URI https://asc.fasb.org/extlink&oid=123427490&loc=SL37586934-109318 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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