v3.26.1
BASIS OF PRESENTATION - Goodwill (Details) - USD ($)
$ in Millions
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Goodwill [Roll Forward]    
Goodwill at beginning of period, net of accumulated impairment losses $ 11,198  
Goodwill at end of period, net of accumulated impairment losses 11,437 $ 10,935
Hospital Operations:    
Goodwill [Roll Forward]    
Goodwill at beginning of period, net of accumulated impairment losses 2,697 2,697
Goodwill acquired during the period, net of purchase price allocation adjustments 0 0
Goodwill at end of period, net of accumulated impairment losses 2,697 2,697
Ambulatory Care:    
Goodwill [Roll Forward]    
Goodwill at beginning of period, net of accumulated impairment losses 8,501 7,994
Goodwill acquired during the period, net of purchase price allocation adjustments 242 244
Goodwill related to assets held for sale and disposed or deconsolidated facilities (3) 0
Goodwill at end of period, net of accumulated impairment losses $ 8,740 $ 8,238