Fair Value Measurement - Narrative (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Class of Warrant or Right [Line Items]
Gain in fair value of earnout liability	$ 18,757	$ 15,147	$ 39,137	$ 63,561
Sales of marketable securities			3,057,700	2,587,649
Realized loss (gain) on marketable securities	2,400	1,800	1,700	1,300
Aggregate fair value of marketable securities in unrealized loss position	111,100		111,100		$ 193,500
Earnout liability
Class of Warrant or Right [Line Items]
Gain in fair value of earnout liability	18,800	15,100	39,100	63,600
Foreign exchange contract
Class of Warrant or Right [Line Items]
Net (loss) gain on foreign currency derivative contracts	$ 100	$ 1,100	$ 600	$ 1,700