XML 83 R67.htm IDEA: XBRL DOCUMENT v3.22.4
Income Taxes - Significant Components of Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Deferred tax assets:    
Capitalized research expense $ 41,252 $ 4,200
NOL carryforwards 212,768 197,144
Research and development and other tax credits 26,442 23,005
Deferred revenue 538 987
Stock-based compensation 3,945 3,599
Acquired intangibles 559 637
Interest expense 0 83
Investment in affiliated entity 1,569 750
Lease liability 3,247 3,793
Fixed assets 57 0
Other 11,062 5,973
Deferred tax assets, gross 301,439 240,171
Valuation allowance (299,124) (237,205)
Total deferred tax assets 2,315 2,966
Deferred tax liabilities:    
Acquired intangibles (199) (194)
Right of use asset (2,148) (2,430)
Note discount 0 (321)
Fixed assets 0 (53)
Total deferred tax liabilities (2,347) (2,998)
Net deferred tax liabilities $ (32) $ (32)