Other Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Other Balance Sheet Components [Abstract]
Prepaid expenses	$ 42,158	$ 45,173
Accrued interest receivable	11,890	6,026
Other current assets	10,956	10,442
Total prepaid expenses and other current assets	$ 65,004	$ 61,641