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DEBT (Details) - USD ($)
84 Months Ended
Dec. 29, 2017
Nov. 09, 2017
Dec. 29, 2024
Jul. 28, 2018
Jul. 29, 2017
Debt Instrument [Line Items]          
Loans receivable $ 4,835,000        
Interest on unrelated party note receivable percentage 1.403%        
Third party contribution to investment fund $ 2,375,000        
Notes payable related to New Markets Tax Credit $ 6,563,000     $ 6,418,000 $ 0
Interest rate, stated percentage 1.00%        
Line of Credit | Revolving Credit Facility          
Debt Instrument [Line Items]          
Maximum amount available for borrowing   $ 25,000,000      
Line of credit outstanding       0 $ 0
Line of Credit | Revolving Credit Facility | LIBOR          
Debt Instrument [Line Items]          
Basis spread on variable rate   1.25%      
Line of Credit | Letter of Credit          
Debt Instrument [Line Items]          
Maximum amount available for borrowing   $ 3,000,000      
Line of credit outstanding       $ 129,000  
Scenario, Forecast          
Debt Instrument [Line Items]          
Benefit over recapture period     $ 1,728,000