v3.26.1
GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in the Carrying Value of Goodwill (Details)
$ in Millions
 6 Months Ended
Jun. 30, 2026
USD ($)
Goodwill [Roll Forward]  
Goodwill, beginning balance $ 12,255.5
Effect of foreign currency translation (74.0)
Goodwill, ending balance 12,181.5
U.S. & Canada  
Goodwill [Roll Forward]  
Goodwill, beginning balance 4,636.8
Effect of foreign currency translation (1.6)
Goodwill, ending balance 4,635.2
Africa & APAC  
Goodwill [Roll Forward]  
Goodwill, beginning balance 521.9
Effect of foreign currency translation (5.1)
Goodwill, ending balance 516.8
Europe  
Goodwill [Roll Forward]  
Goodwill, beginning balance 3,247.3
Effect of foreign currency translation (89.4)
Goodwill, ending balance 3,157.9
Latin America  
Goodwill [Roll Forward]  
Goodwill, beginning balance 927.5
Effect of foreign currency translation 22.1
Goodwill, ending balance 949.6
Data Centers  
Goodwill [Roll Forward]  
Goodwill, beginning balance 2,920.0
Effect of foreign currency translation 0.0
Goodwill, ending balance 2,920.0
Services  
Goodwill [Roll Forward]  
Goodwill, beginning balance 2.0
Effect of foreign currency translation 0.0
Goodwill, ending balance $ 2.0