Income Taxes - Summary of Company's Net Deferred Tax Assets (Liabilities) (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Intangibles, including acquired in-process research and development	$ 79,803	$ 1,010
Capitalized start-up costs	296	334
Net operating loss carryforwards	229,375	216,629
Research and development credit carryforwards	101,326	61,698
Operating lease liability	35,386	20,055
Deferred revenue	13,189	13,922
Equity-based compensation	22,512	7,774
Accruals and allowances	4,968	3,718
Prepaid Rent	1,367	1,393
Equity investment adjustments	3,358	359
Gross deferred tax assets	491,580	326,892
Deferred tax asset valuation allowance	(454,793)	(304,781)
Total deferred tax assets	36,787	22,111
Deferred tax liabilities:
Fixed assets	(759)	(669)
Operating lease right-of-use assets	(36,028)	(21,442)
Total deferred tax liabilities	(36,787)	(22,111)
Net deferred tax asset (liability)	$ 0	$ 0