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Income Taxes - Deferred Income Tax Assets and Liabilities (Detail) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Deferred tax assets:    
Net operating loss carryforwards $ 5,374 $ 7,247
Research and AMT credits 3,742 3,365
Stock based compensation 1,891 1,360
Lease Liability 611 746
Section 174 R&D Capitalization 2,319 0
Accrued and other 1,100 506
Deferred Tax Assets, Gross 15,037 13,224
Less valuation allowance (11,884) (9,452)
Deferred tax assets, net of allowance 3,153 3,772
Deferred tax liabilities:    
Fixed assets (520) (449)
Goodwill (418) (349)
Right-of-use asset (556) (676)
Intangible asset (1,798) (2,407)
Deferred tax liabilities (3,292) (3,881)
Total deferred tax liabilities $ (139) $ (109)