XML 118 R98.htm IDEA: XBRL DOCUMENT v3.22.4
Income Taxes (Details 4) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Components of net deferred tax assets (liabilities)    
Depreciation and amortization $ 3,247 $ 6,578
Lease liabilities 7,691 7,873
Other timing differences, accruals and reserves 10,393 5,747
Deferred equity compensation 4,366 5,077
Net operating loss carryovers 13,423 14,602
Capitalized research 49,649 22,301
Tax credits 96,758 130,348
Total gross deferred tax assets 185,527 192,526
Lease right-of-use assets (5,501) (5,323)
Deferred revenue (76) (267)
Total gross deferred tax liabilities (5,577) (5,590)
Total net deferred tax assets before valuation allowance 179,950 186,936
Valuation allowance (201,883) (206,874)
Net deferred tax liabilities $ (21,933) $ (19,938)