v3.26.1
INVESTMENTS - Summary of Net Unrealized Gains and Losses on Equity Securities (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Debt Securities, Available-for-Sale    
Total unrealized (gain) loss, net $ (131) $ 436
Fair Value Option Investments    
Debt Securities, Available-for-Sale    
Total unrealized (gain) loss, net 146 276
All Other Equity Investments    
Debt Securities, Available-for-Sale    
Total unrealized (gain) loss, net $ (277) $ 160