Goodwill and Acquired Intangibles (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2023 USD ($)
Changes in the carrying amount of goodwill
Balance at beginning of period	$ 1,374,268
Goodwill resulting from acquisitions	128,447
Effect of foreign currency translation	(2,273)
Balance at end of period	$ 1,500,442