Annual report [Section 13 and 15(d), not S-K Item 405]

Note 14 - Income Taxes (Tables)

v3.25.0.1
Note 14 - Income Taxes (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
   

Years Ended December 31,

 
   

2024

   

2023

 

Domestic

  $ (11,576 )   $ (13,521 )

Foreign

    246       (1,677 )

Loss before income taxes

  $ (11,330 )   $ (15,198 )
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
   

Years Ended December 31,

 
   

2024

   

2023

 

Federal tax at statutory rate

    21.0 %     21.0 %

State tax, net of federal tax effect

           

Research and development credit

    (0.1 )     1.1  

Change in valuation allowance

    (13.5 )     (12.5 )

Unrealized gain on warrant

    0.7       (0.2 )

Stock-based compensation

    (4.7 )     (1.7 )

Other

    (2.8 )     (0.7 )

Foreign

    (0.6 )     (7.0 )

Total tax expense (benefit)

    %     %
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
   

December 31,

 
   

2024

   

2023

 

Deferred tax assets:

               

Depreciation and other

  $ 119     $ 136  

Net operating loss carryforwards

    54,001       52,448  

Research and development tax credits

    2,210       2,219  

Accruals and reserves

    235       311  

Capitalized research and development costs

    1,817       1,422  

Deferred revenue

    400       220  

Stock compensation expense

    1,028       1,493  

Lease assets

    154       178  

Other

    48       50  
                 

Deferred tax liabilities:

               

Lease liabilities

    (133 )     (152 )

Prepaid expenses

    (54 )     (56 )

Less: Valuation allowance

    (59,825 )     (58,269 )

Net deferred tax asset (liability)

  $     $  
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
   

Years Ended December 31,

 
   

2024

   

2023

 

Beginning balances as of January 1, 2024 and 2023

  $ 1,894     $ 716  

(Decrease) increase of unrecognized tax benefits taken in prior years

    (58 )     9  

Increase of unrecognized tax benefits related to current year

          1,169  

Ending balances as of December 31, 2024 and 2023

  $ 1,836     $ 1,894