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INCOME TAXES (Narrative) (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Aug. 31, 2019 | Aug. 31, 2018 | Aug. 31, 2017 | Aug. 31, 2016
Income Tax Contingency [Line Items] |  |  |  |
Provision for income taxes, percentage | 33.80% | 39.30% | 31.70% |
Unfavorable tax impact | 1.00% |  |  |
Favorable net impact resulting from the U.S. Tax Reform Transition Tax | 2.60% |  |  |
Unfavorable net impact resulting from the U.S. Tax Reform Transition Tax | 3.50% |  |  |
Net favorable impact | 10.20% |  |  |
Re-measurement of net deferred tax assets/liabilities | 6.10% |  |  |
Deferred Tax Assets, Net, Foreign | $ 13,500,000 | $ 9,900,000 |  |
Operating loss carryforwards (NOLs), annual limitation amount | 6,000,000 |  |  |
Undistributed foreign earnings | 108,900,000 | 45,200,000 |  |
Unrecognized tax benefits | 6,490,000 | 7,005,000 | $ 7,694,000 | $ 7,754,000
Deferred income taxes that could reduce unrecognized tax benefits | 3,600,000 |  |  |
Timing Adjustments | 400,000 |  |  |
Unrecognized tax benefitt, net amount if recognized would favorably affect the effective tax rate | 6,100,000 |  |  |
Expected change in unrecognized tax benefits reduction of taxes payable | 3,100,000 |  |  |
Deferred tax assets, net | 2,600,000 |  |  |
Income taxes receivable | 25,390,000 | 24,509,000 |  |
Income tax interest and/or penalties accrued | $ 2,000,000 | 2,100,000 |  |
Colombia Subsidiary [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Favorable tax impact | 1.30% |  |  |
Net favorable impact | 0.90% |  |  |
Barbados Subsidiary [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Favorable tax impact | 0.70% |  |  |
Federal and State Jurisdicition [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Operating loss carryforwards | $ 14,500,000 | $ 17,100,000 |  |
Florida State Jurisdiction [Member] | Aeropost, Inc [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Operating loss carryforwards | 17,100,000 |  |  |
NOL expected to expire | 11,100,000 |  |  |
Unknown Country [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Deferred tax assets, net | 2,600,000 |  |  |
Income taxes receivable | $ 7,800,000 |  |  |

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