XML 57 R44.htm IDEA: XBRL DOCUMENT v3.22.1
Note T - Income Taxes (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
  

2021

  

2020

 
         

Accrued compensation

 $135,000  $81,000 

Accounts receivable allowance

  75,000   474,000 

Stock-based compensation

  1,149,000   1,073,000 

Basis differences in fixed assets

  (10,000

)

  (14,000

)

Basis differences in intangible assets

  75,000   65,000 

Net operating loss and credit carryforwards

  14,467,000   13,337,000 

Valuation allowances

  (15,891,000

)

  (15,016,000

)

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

2021

  

2020

 
         

Federal statutory income tax rate

  21

%

  21

%

Permanent differences

  -

 

  (9

)

Effect of net operating loss

  (21

)

  (12

)

         

Effective tax rate

  

%

  

%