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CREDIT FACILITY AND NOTES PAYABLE (Details - Margin Spread Based on Leverage Ratio, Debt Instrument) - SunTrust Term Loan
3 Months Ended
Aug. 31, 2018
Mar. 31, 2022
Pricing Level I    
Debt Instrument [Line Items]    
Leverage Ratio, greater than 3.00  
Pricing Level I | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin for Letter of Credit Fees 2.75%  
Applicable Percentage for Commitment Fee 0.45%  
Pricing Level I | Eurodollar Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 2.75%  
Pricing Level I | Alternate Base Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 1.75%  
Pricing Level II    
Debt Instrument [Line Items]    
Leverage Ratio, greater than 2.50  
Leverage Ratio, less than 3.00  
Pricing Level II | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin for Letter of Credit Fees 2.25%  
Applicable Percentage for Commitment Fee 0.40%  
Pricing Level II | Eurodollar Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 2.25%  
Pricing Level II | Alternate Base Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 1.25%  
Pricing Level III    
Debt Instrument [Line Items]    
Leverage Ratio, greater than 2.00  
Leverage Ratio, less than 2.50  
Pricing Level III | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin for Letter of Credit Fees 2.00%  
Applicable Percentage for Commitment Fee 0.35%  
Pricing Level III | Eurodollar Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 2.00% 0.22%
Pricing Level III | Alternate Base Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 1.00%  
Pricing Level IV    
Debt Instrument [Line Items]    
Leverage Ratio, greater than 1.50  
Leverage Ratio, less than 2.00  
Pricing Level IV | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin for Letter of Credit Fees 1.75%  
Applicable Percentage for Commitment Fee 0.30%  
Pricing Level IV | Eurodollar Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 1.75%  
Pricing Level IV | Alternate Base Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 0.75%  
Pricing Level V    
Debt Instrument [Line Items]    
Leverage Ratio, less than 1.50  
Pricing Level V | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin for Letter of Credit Fees 1.50%  
Applicable Percentage for Commitment Fee 0.30%  
Pricing Level V | Eurodollar Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 1.50%  
Pricing Level V | Alternate Base Rate Spread | Revolving Credit Facility    
Debt Instrument [Line Items]    
Applicable Margin For Loans 0.50%