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COMMITMENTS AND CONTINGENCIES (Narrative) (Details) - USD ($) | 1 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Aug. 31, 2018 | Jan. 31, 2017 | Feb. 29, 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 |  |  | 10,800,000 | 14,900,000
Purchase options, Land |  |  | 4,300,000 |
Income taxes receivable |  |  | $ 26,240,000 | 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 |  |  | 9,700,000 | 7,800,000
Deferred tax assets, net |  |  | $ 2,900,000 | $ 2,700,000

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