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Investments and Variable Interest Entities - Schedule of Investments (Details) - USD ($)
$ in Millions
Jun. 30, 2024
Dec. 31, 2023
Investments [Abstract]    
Equity method $ 7,478 $ 7,615
Marketable equity securities 15 39
Nonmarketable equity securities 1,402 1,482
Other investments 422 559
Total investments 9,318 9,694
Less: Current investments 146 310
Noncurrent investments $ 9,171 $ 9,385