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Investments - (Tables)
 12 Months Ended
Dec. 31, 2025
Equity Method Investments and Joint Ventures [Abstract]  
Equity Method Investments
The carrying value of our investments consisted of the following (in millions):
As of December 31,
Equity securities:20252024
Equity investments without readily determinable fair values$1,194 $104 
Equity method investments414 347 
Equity investments measured using NAV practical expedient6 — 
Total carrying value of our equity and equity method investments$1,614 $451