Goodwill and Acquired Intangibles (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Changes in the carrying amount of goodwill
Balance at beginning of period	$ 1,374,268	$ 928,358
Goodwill resulting from acquisitions	160,083	456,323
Effect of foreign currency translation	1,494	(10,413)
Balance at end of period	$ 1,535,845	$ 1,374,268