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Note 4 - Accounts Receivable, Transit Accounts Receivable and Transit Accounts Payable (Tables)
9 Months Ended
Oct. 01, 2022
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
  

October 1,

2022

  

January 1,

2022

 

Billed

 $38,756  $37,396 

Accrued and unbilled

  8,777   10,231 

Work-in-progress

  4,359   1,810 

Allowance for sales discounts and doubtful accounts

  (1,106

)

  (1,197

)

         

Accounts receivable, net

 $50,786  $48,240