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Business Combinations - Narrative, Biotel Acquisition (Details) - USD ($) $ in Thousands		12 Months Ended
	Oct. 02, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Business Acquisition [Line Items]
Fair value of cash consideration		$ 84,159	$ 71,766	$ 0
Goodwill		$ 9,051,410	$ 9,022,075	$ 8,971,670
Biotel Research LLC
Business Acquisition [Line Items]
Fair value of cash consideration	$ 68,100
Cash acquired from acquisition	1,400
Intangible assets acquired	36,400
Goodwill	$ 23,400

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