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COMMITMENTS AND CONTINGENCIES (Narrative) (Details) - USD ($)
1 Months Ended 9 Months Ended
Aug. 31, 2018
Jan. 31, 2017
May 31, 2020
Aug. 31, 2019
Commitments And Contingencies [Line Items]        
Accrual for taxes other than income taxes, Current     $ 3,100,000 $ 3,200,000
Contractual obligation     7,800,000 14,900,000
Land purchase option agreement     0  
Income taxes receivable     $ 28,736,000 25,390,000
Miami-Dade County, Florida [Member]        
Commitments And Contingencies [Line Items]        
Letter of credit payable to the landlord   $ 500,000    
Debt term     4 years  
Annual decrease in LOC $ 125,000      
Remaining outstanding balance     $ 250,000  
Unknown Country [Member]        
Commitments And Contingencies [Line Items]        
Income taxes receivable     9,800,000 7,800,000
Deferred tax assets, net     $ 2,800,000 $ 2,700,000