v3.26.1
Goodwill and Intangible Assets - Schedule of Changes to the Carrying Amount of Goodwill by Segment (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2026
USD ($)
Goodwill [Roll Forward]  
Beginning balance $ 2,740,802
Foreign currency translation impact (2,171)
Ending balance 2,738,631
Insights  
Goodwill [Roll Forward]  
Beginning balance 2,460,315
Foreign currency translation impact (1,833)
Ending balance 2,458,482
Conferences  
Goodwill [Roll Forward]  
Beginning balance 184,052
Foreign currency translation impact (36)
Ending balance 184,016
Consulting  
Goodwill [Roll Forward]  
Beginning balance 96,435
Foreign currency translation impact (302)
Ending balance $ 96,133