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CREDIT FACILITY AND NOTES PAYABLE (Details - Margin Spread Based on Leverage Ratio) - First Lien Credit Agreement - Line of Credit - Revolving Credit Facility
Jul. 01, 2016
Jun. 30, 2021
> 3.50x    
Line of Credit Facility [Line Items]    
First Lien Net Leverage Ratio   3.50
> 3.00x but ≤ 3.50x | Minimum    
Line of Credit Facility [Line Items]    
First Lien Net Leverage Ratio   3.00
> 3.00x but ≤ 3.50x | Maximum    
Line of Credit Facility [Line Items]    
First Lien Net Leverage Ratio   3.50
≤ 3.00x    
Line of Credit Facility [Line Items]    
First Lien Net Leverage Ratio   3.00
Eurodollar Rate Spread | > 3.50x    
Line of Credit Facility [Line Items]    
Basis spread on variable rate 3.25%  
Eurodollar Rate Spread | > 3.00x but ≤ 3.50x    
Line of Credit Facility [Line Items]    
Basis spread on variable rate 3.00%  
Eurodollar Rate Spread | ≤ 3.00x    
Line of Credit Facility [Line Items]    
Basis spread on variable rate 2.75%  
Alternate Base Rate Spread | > 3.50x    
Line of Credit Facility [Line Items]    
Basis spread on variable rate 2.25%  
Alternate Base Rate Spread | > 3.00x but ≤ 3.50x    
Line of Credit Facility [Line Items]    
Basis spread on variable rate 2.00%  
Alternate Base Rate Spread | ≤ 3.00x    
Line of Credit Facility [Line Items]    
Basis spread on variable rate 1.75%