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INVESTMENTS - Carrying Value of Non-marketable Equity Securities Measured Using the Measurement Alternative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Equity Securities without Readily Determinable Fair Value, Annual Amount [Abstract]          
Measurement alternative—carrying value $ 1,762   $ 1,762   $ 1,639
Measurement alternative—impairment losses 32 $ 27 56 $ 90  
Measurement alternative—downward changes for observable prices 1 4 2 24  
Measurement alternative—upward changes for observable prices 25 17 77 $ 49  
Equity Securities without Readily Determinable Fair Value, Impairment Loss, Cumulative Amount [Abstract]          
Measurement alternative—impairment losses 385   385    
Measurement alternative—downward changes for observable prices 36   36    
Measurement alternative—upward changes for observable prices 1,027   $ 1,027    
Non-marketable equity securities, impairment loss recognized in earnings $ 0 $ 0