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Note 15 - Allowance for Doubtful Accounts (Tables)
12 Months Ended
Sep. 27, 2020
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

(Thousands of Dollars)

 

2020

  

2019

  

2018

 
             
Balance, beginning of year  6,434   4,806   4,796 
Additions charged to expense  8,607   2,751   1,952 
Deductions from reserves  (1,610)  (1,123)  (1,942)

Balance, end of year

  13,431   6,434   4,806