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Note 9 - Income Taxes (Tables)
12 Months Ended
Dec. 30, 2023
Notes Tables  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
  

2023

  

2022

 

Current:

        

Federal

 $81,919  $1,270 

State

  456   456 
         

Current income tax provision (benefit):

  82,375   1,726 
         

Deferred:

        

Federal

  357,507   577,866 

State

  142,203   176,676 
         

Deferred income tax provision (benefit), net

  499,710   754,542 
         

Total

 $582,085  $756,268 
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
  

December 30,

2023

  

December 31,

2022

 

Deferred Tax Assets:

        

Net operating loss carryforwards

 $-  $132,632 

Stock compensation

  209,609   209,092 

Credit carryforwards

  865,928   1,253,956 

Inventory

  84,955   80,628 

Accrued liabilities

  -   5,071 

Depreciation

  143,081   179,481 

Capitalized R&D, net

  263,421   205,878 

Other

  2,732   2,698 

Net deferred tax assets

 $1,569,726  $2,069,436 
Summary Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
  

2023

  

2022

 
         

Gross deferred tax balance at beginning of year

 $2,069,436  $2,823,978 
         

Deferred tax benefit (provision)

  (499,710)  (754,542)
         

Balance at end of year, net

 $1,569,726  $2,069,436 
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
  

2023

  

2022

 
         

Tax at statutory rate

 $416,663  $578,214 

State tax, net of federal benefit

  142,562   177,036 

Other

  22,860   1,018 
         

Total

 $582,085  $756,268