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Income Taxes - Schedule of Significant Components of Deferred Tax Assets (Detail) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Components of Deferred Tax Assets and Liabilities [Abstract]    
Federal and state net operating loss carryforwards $ 175,257 $ 166,708
Tax credit carryforwards 123,156 106,131
Foreign net operating loss carryforwards 48,396 49,990
Capitalized research and development expenses 81,697 45,125
Stock-based compensation 9,155 8,616
Lease obligations 17,189 18,442
Reserves and accruals 5,475 4,929
Deferred revenue 24,792 21,624
Intangible assets 63,146 69,159
Other 698 1,277
Subtotal 548,961 492,001
Less: Valuation allowance (534,967) (477,969)
Net deferred tax assets 13,994 14,032
Fixed assets (10,511) (13,101)
Non-deductible accrued expenses (3,483) (931)
Net deferred tax liabilities (13,994) (14,032)
Total net deferred tax assets $ 0 $ 0