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Investments - Components of Nonmarketable securities (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
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.

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- Definition

Alternative Investment, Equity Method Investment

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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

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