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BASIS OF PRESENTATION (Details Narrative) - USD ($)
 3 Months Ended 9 Months Ended 12 Months Ended
Jun. 27, 2020
Sep. 26, 2020
Dec. 28, 2019
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]      
Net Income (Loss) Attributable to Parent   $ 5,800,000  
Net cash outflows from operations   6,300,000  
Cash and cash equivalents and marketable debt securities   $ 15,600,000  
Paycheck Protection Program Loan [Member]      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]      
Early Repayment of Subordinated Debt $ 2,200,000    
Fiscal Period Twenty Ninteen [Member]      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]      
Net Income (Loss) Attributable to Parent     $ 29,400,000
Net cash outflows from operations     $ 21,000,000.0