Annual report pursuant to Section 13 and 15(d)

Note 13 - Business Segments (Details Textual)

v3.20.2
Note 13 - Business Segments (Details Textual)
$ in Thousands
 3 Months Ended 12 Months Ended
Jun. 29, 2019
USD ($)
Dec. 29, 2018
USD ($)
Oct. 03, 2020
USD ($)
Sep. 28, 2019
USD ($)
Number of Operating Segments     2  
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total     $ (14,080) $ 8,345
Operating Income (Loss), Total     $ (7,075) $ 15,895
Non-US [Member]        
Percentage of Net Sales     1.00% 1.00%
Delta Group [Member]        
Litigation Settlement, Expense   $ 2,500    
Delta Group [Member] | COVID-19 [Member]        
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total     $ 23,700  
Delta Group [Member] | COVID-19 [Member] | Sales [Member]        
Operating Expenses, Total     400  
Delta Group [Member] | COVID-19 [Member] | Cost of Sales [Member]        
Operating Expenses, Total     14,200  
Delta Group [Member] | COVID-19 [Member] | Selling, General and Administrative Expenses [Member]        
Operating Expenses, Total     1,100  
Delta Group [Member] | COVID-19 [Member] | Other Operating Income (Expense) [Member]        
Operating Expenses, Total     8,000  
Delta Group [Member] | COVID-19 [Member] | Curtailment of Manufacturing Operations [Member]        
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total     11,900  
Delta Group [Member] | COVID-19 [Member] | Incremental Costs to Right Size Production [Member]        
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total     2,600  
Delta Group [Member] | COVID-19 [Member] | Increased Accounts Receivable and Inventory Reserves Related to the Heightened Market Risks [Member]        
Operating Expenses, Total     6,300  
Delta Group [Member] | COVID-19 [Member] | Other Expenses [Member]        
Operating Expenses, Total     2,900  
Salt Life Group [Member] | COVID-19 [Member] | Sales [Member]        
Operating Expenses, Total     100  
Salt Life Group [Member] | COVID-19 [Member] | Selling, General and Administrative Expenses [Member]        
Operating Expenses, Total     600  
Salt Life Group [Member] | COVID-19 [Member] | Other Operating Income (Expense) [Member]        
Operating Expenses, Total     100  
Gain (Loss) Related to Litigation Settlement, Total $ 1,300      
Salt Life Group [Member] | COVID-19 [Member] | Increased Accounts Receivable and Inventory Reserves Related to the Heightened Market Risks [Member]        
Operating Income (Loss), Total     300  
Salt Life Group [Member] | COVID-19 [Member] | Other Expenses [Member]        
Operating Income (Loss), Total     $ 500