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FAIR VALUE MEASUREMENT OF ASSETS AND LIABILITIES - Schedule of Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Equity securities measured at cost minus impairment $ 1,485 $ 1,509 $ 1,413 $ 1,336
Fair Value, measurements, not on a recurring basis        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loans and interest receivable, held for sale 1,287 1,223    
Non-marketable equity securities measured using the Measurement Alternative 208 690    
Total financial assets 1,495 1,913    
Equity securities measured at cost minus impairment 1,300 819    
Fair Value, measurements, not on a recurring basis | Significant Other Observable Inputs (Level 2)        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loans and interest receivable, held for sale 1,233 1,182    
Non-marketable equity securities measured using the Measurement Alternative 117 679    
Total financial assets 1,350 1,861    
Fair Value, measurements, not on a recurring basis | Significant Other Unobservable Inputs (Level 3)        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Loans and interest receivable, held for sale 54 41    
Non-marketable equity securities measured using the Measurement Alternative 91 11    
Total financial assets $ 145 $ 52