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Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]    
Net operating loss carryforwards $ 14,747 $ 12,882
Research and development credit carryforwards 186 186
Research and development expense 2,527
Intangible assets 247 276
Operating lease liability 480 78
Stock-based compensation 1,554 924
Impairment loss 137 137
Total gross deferred tax assets 19,878 14,483
Operating lease asset (468) (71)
Property and equipment (71) (102)
Total net deferred tax assets 19,339 14,310
Less: valuation allowance (19,339) (14,310)
Total