v3.25.2
Goodwill and Intangible Assets - Changes in goodwill by reporting unit (Detail) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Goodwill [Roll Forward]    
Opening balance $ 1,669,769 $ 1,683,782
Goodwill relating to acquisitions consummated during the period 111,925 0
Effect of exchange rate fluctuations 12,209 (14,013)
Closing balance 1,793,903 1,669,769
Financial Services    
Goodwill [Roll Forward]    
Opening balance 404,997 408,674
Goodwill relating to acquisitions consummated during the period 6,132  
Effect of exchange rate fluctuations 3,488 (3,677)
Closing balance 414,617 404,997
Consumer and Healthcare    
Goodwill [Roll Forward]    
Opening balance 587,797 592,780
Goodwill relating to acquisitions consummated during the period 88,519  
Effect of exchange rate fluctuations 4,463 (4,983)
Closing balance 680,779 587,797
High Tech and Manufacturing    
Goodwill [Roll Forward]    
Opening balance 676,975 682,328
Goodwill relating to acquisitions consummated during the period 17,274  
Effect of exchange rate fluctuations 4,258 (5,353)
Closing balance $ 698,507 $ 676,975