v3.25.4
Goodwill - Changes in Carrying Value of Goodwill by Reportable Segments (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Goodwill [Roll Forward]      
Beginning balance $ 7,375,216 $ 7,112,560  
Acquisitions 71,684 349,069  
Divestitures   (3,193)  
Impairment charges 0 0 $ (26,083)
Foreign currency and other adjustments 98,195 (83,220)  
Ending balance 7,545,095 7,375,216 7,112,560
Goodwill 7,701,836    
Accumulated impairment charges (156,741)    
Transplant Software Reporting Unit      
Goodwill [Roll Forward]      
Beginning balance   14,424  
Impairment charges     (26,083)
Ending balance     14,424
U S Dialysis      
Goodwill [Roll Forward]      
Beginning balance 6,517,220 6,416,825  
Acquisitions 10,396 102,082  
Divestitures   (1,687)  
Foreign currency and other adjustments 0 0  
Ending balance 6,527,616 6,517,220 6,416,825
Goodwill 6,527,616    
Accumulated impairment charges 0    
Other - Ancillary services      
Goodwill [Roll Forward]      
Beginning balance 857,996 695,735  
Acquisitions 61,288 246,987  
Divestitures   (1,506)  
Foreign currency and other adjustments 98,195 (83,220)  
Ending balance 1,017,479 $ 857,996 $ 695,735
Goodwill 1,174,220    
Accumulated impairment charges $ (156,741)