v3.26.1
ACQUISITIONS, GOODWILL, AND OTHER INTANGIBLE ASSETS - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 18, 2026
Nov. 07, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Business Combination [Line Items]                
Cash consideration, net of cash acquired           $ 2,293 $ 279  
Goodwill       $ 15,095   15,095   $ 13,489
Gain on remeasurement of NMP equity method investment       0 $ 0 0 97  
Amortization of acquisition-related intangible assets       84 $ 75 159 $ 146  
AIS                
Business Combination [Line Items]                
Goodwill       10,317   $ 10,317   $ 8,702
Nihon Medi-Physics                
Business Combination [Line Items]                
Defined benefit plan, asset     $ 71          
Defined benefit plan, liability     33          
Defined benefit plan, net asset     $ 38          
Intelerad                
Business Combination [Line Items]                
Percent of interest acquired 100.00%              
Cash consideration, net of cash acquired $ 2,293              
Goodwill adjustment       $ 45        
Definite-lived intangible assets acquired $ 845              
Acquired finite-lived intangible assets, weighted average useful life 12 years              
Goodwill $ 1,629              
Intangible assets 845              
Deferred tax liabilities $ 123              
icometrix NV                
Business Combination [Line Items]                
Percent of interest acquired   100.00%            
Cash consideration, net of cash acquired   $ 98            
Contingent consideration   $ 35            
Contingent consideration, sales period   2 years            
Goodwill   $ 74            
Intangible assets   34            
Deferred tax liabilities   $ 9            
Nihon Medi-Physics                
Business Combination [Line Items]                
Percent of interest acquired     50.00%          
Cash consideration, net of cash acquired     $ 271          
Definite-lived intangible assets acquired     $ 235          
Acquired finite-lived intangible assets, weighted average useful life     13 years          
Goodwill     $ 221          
Intangible assets     235          
Deferred tax liabilities     $ 80          
Equity interest in acquiree, existing percentage     50.00%          
Fair value of previously held interest in NMP     $ 301          
Equity interest in acquiree, carrying value     204          
Gain on remeasurement of NMP equity method investment     97          
Foreign currency translation gain, reclassification adjustment     63          
Defined benefit pension plan loss, reclassification adjustment     8          
Asset retirement obligations and decommissioning liabilities assumed     $ 124