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Segment Information - Revenue Information by Geographic Area (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenue from External Customer [Line Items]
Revenue	$ 227,704	$ 272,331	$ 679,868	$ 923,621
United States [Member]
Revenue from External Customer [Line Items]
Revenue	102,527	111,494	293,420	375,254
United Kingdom [Member]
Revenue from External Customer [Line Items]
Revenue	49,366	60,347	145,666	212,171
Germany [Member]
Revenue from External Customer [Line Items]
Revenue	27,270	41,242	91,553	150,710
Other International [Member]
Revenue from External Customer [Line Items]
Revenue	$ 48,541	$ 59,248	$ 149,229	$ 185,486

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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