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Note 10 - Income Taxes (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
  

2022

  

2021

 

Current

        

State

 $7  $4 

Foreign

  21   23 

Provision for income taxes

 $28  $27 
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
  

2022

  

2021

 

United States

 $(6,469

)

 $(1,881

)

Foreign

  93   97 

Total

 $(6,376

)

 $(1,784

)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
  

2022

  

2021

 

Federal statutory rate

  21.00

%

  21.00

%

Effect of:

        

Permanent differences

  (1.17)  3.84

 

Stock Compensation

  (0.85)  0.11 

State income taxes, net of federal benefit

  0.77   3.10 

Change in valuation allowance

  (16.20

)

  (10.27

)

Other, net

  (3.99

)

  (19.30

)

Provision for income taxes

  (0.44

)%

  (1.51

)%

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

2022

  

2021

 
         

Federal and state net operating loss carryforwards

 $15,765  $14,896 

Stock-based compensation

  212   125 

Other, net

  205   157 

Total deferred tax asset

  16,182   15,178 

Valuation allowance

  (16,182

)

  (15,178 

Net deferred tax asset

 $  $