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Income Taxes Deferred tax assets and deferred tax liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Income Tax Disclosure [Abstract]    
U.S. Federal and State net operating loss carryforwards $ 216,158 $ 191,671
Foreign net operating loss carryforwards 3,906 7,093
Research and development tax credits 7,153 8,348
Share-based compensation 4,675 5,083
Intangible Assets 19,279 24,563
Interest expense carryforward 15,369 12,183
Deferred Revenue 44,005 46,025
Lease Liability 13,246 17,709
Capitalized research expenditures 87,041 70,879
Other 5,920 8,773
Total deferred tax assets 416,752 392,327
Less: valuation allowance (401,491) (376,483)
Net deferred tax assets 15,261 15,844
Foreign intangible assets (441) (462)
Right of use asset (5,875) (6,761)
Depreciable assets (8,919) (8,589)
Other (138) (144)
Deferred tax liabilities (15,373) (15,956)
Net deferred tax liability $ (112) $ (112)