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DEBT AND EQUITY SECURITIES - Schedule of Marketable Securities Held to Fund Operating Programs (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Held For Operating Programs    
Schedule of Investments    
Total marketable securities held to fund operating programs $ 1,276 $ 1,390
Less: current portion of marketable securities held to fund operating programs included in cash and cash equivalents and short-term investments (55) (320)
Marketable securities held to fund operating programs included in other assets 1,221 1,070
Loyalty program    
Schedule of Investments    
Total marketable securities held to fund operating programs 642 807
Deferred compensation plans held in rabbi trusts    
Schedule of Investments    
Total marketable securities held to fund operating programs 548 489
Captive insurance company    
Schedule of Investments    
Total marketable securities held to fund operating programs $ 86 $ 94