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Investments and Variable Interest Entities - Schedule of Investments (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Investments [Abstract]    
Equity method $ 7,252 $ 7,615
Marketable equity securities 11 39
Nonmarketable equity securities 1,221 1,482
Other investments 184 559
Total investments 8,668 9,694
Less: Current investments 21 310
Noncurrent investments $ 8,647 $ 9,385