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Investments - Components of Nonmarketable securities (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
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Marketable Securities [Abstract] |  |
Measurement alternative | $ 958 | $ 1,087
Equity method | 209 | 244
Total Nonmarketable securities | $ 1,167 | $ 1,331

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- Definition Alternative Investment, Carrying Value + References No definition available. + Details
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- Definition Alternative Investment, Equity Method Investment + References No definition available. + Details
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- Definition Amount of investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117539-209714 + Details
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- References No definition available. + Details
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