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FINANCING AGREEMENTS (IRREVOCABLE STANDBY LETTER OF CREDIT (Details)
Jan. 01, 2024
USD ($)
Jan. 01, 2023
USD ($)
Jan. 01, 2022
USD ($)
Jan. 01, 2021
USD ($)
Jan. 01, 2020
USD ($)
Jan. 31, 2018
USD ($)
Aug. 31, 2017
USD ($)
Aug. 30, 2017
USD ($)
Long-term indebtedness                
Principal amount             $ 300,000 $ 350,000
Minimum                
Long-term indebtedness                
Ratio of EBITDA to fixed charge coverage           1.100    
Maximum                
Long-term indebtedness                
Ratio of EBITDA to fixed charge coverage           1.000    
Irrevocable Standby Letter of Credit                
Long-term indebtedness                
Principal amount           $ 350,000    
Irrevocable Standby Letter of Credit | Forecast                
Long-term indebtedness                
Amount of Reduction $ 50,000 $ 75,000 $ 75,000 $ 75,000 $ 75,000      
Balance of Letter of Credit   $ 50,000 $ 125,000 $ 200,000 $ 275,000