Business Combinations, Goodwill and Other Intangible Assets - Summary of Company's Goodwill (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2024 USD ($)
Goodwill [Roll Forward]
Beginning Balance	$ 405,639
Acquisition	22,035
Currency translation adjustments	(11)
Ending Balance	427,663
Insurance
Goodwill [Roll Forward]
Beginning Balance	50,035
Acquisition	0
Currency translation adjustments	112
Ending Balance	50,147
Healthcare
Goodwill [Roll Forward]
Beginning Balance	21,872
Acquisition	0
Currency translation adjustments	(5)
Ending Balance	21,867
Emerging Business
Goodwill [Roll Forward]
Beginning Balance	47,001
Acquisition	0
Currency translation adjustments	(118)
Ending Balance	46,883
Analytics
Goodwill [Roll Forward]
Beginning Balance	286,731
Acquisition	22,035
Currency translation adjustments	0
Ending Balance	$ 308,766