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LONG-TERM DEBT (Details)
$ in Thousands
1 Months Ended 3 Months Ended
May 18, 2020
USD ($)
Jun. 27, 2020
USD ($)
Jun. 29, 2019
Mar. 28, 2020
USD ($)
Debt Instrument [Line Items]        
Current portion of loan outstanding   $ 2,003   $ 1,982
Leverage ratio   1.50 1.53  
2018 Term Loan [Member]        
Debt Instrument [Line Items]        
Interest rate for period   4.15%    
Principal amount of loan   $ 15,000    
Loan outstanding   12,100    
Current portion of loan outstanding   2,000    
Monthly principal payments   200    
Annual payments      
2018 Term Loan [Member]        
Debt Instrument [Line Items]        
Amount available   40,000    
Amount outstanding   $ 16,400    
Amended and Restated Credit Facility Agreement Amendment 2 [Member]        
Debt Instrument [Line Items]        
Maturity date   Oct. 20, 2022    
Revolving credit commitment   $ 40    
Amount used to pay tax obligations $ 25      
Threshold for capital expenditures per amended Credit Facility Agreement   $ 55    
Allowable leverage ratio   3.0    
Amended and Restated Credit Facility Agreement Amendment 2 [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Interest rate for period   1.40%    
Amended and Restated Credit Facility Agreement Amendment 2 [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Interest rate for period   2.70%    
Amended and Restated Credit Facility Agreement Amendment 2 [Member] | London Interbank Offered Rate (LIBOR) [Member]        
Debt Instrument [Line Items]        
Floor rate   1.00%    
Revolving Credit Facility First Quarter [Member]        
Debt Instrument [Line Items]        
Allowable leverage ratio   5.0    
Revolving Credit Facility Second Quarter [Member]        
Debt Instrument [Line Items]        
Allowable leverage ratio   5.5    
Revolving Credit Facility Third Quarter [Member]        
Debt Instrument [Line Items]        
Allowable leverage ratio   7.0    
Revolving Credit Facility Fourth Quarter [Member]        
Debt Instrument [Line Items]        
Allowable leverage ratio   4.0