Segment Information And Information About Geographic Areas - Schedule of Revenues by Geographic Area (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	$ 1,057,001	$ 944,800	$ 866,378
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue from Contract with Customer By Geographic Area	1,050,161	938,031	859,548
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue from Contract with Customer By Geographic Area	$ 6,840	$ 6,769	$ 6,830

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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+ Details

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details