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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Income Taxes) (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Nov. 30, 2016 | Nov. 30, 2014 | Aug. 31, 2016
Loss Contingencies [Line Items] |  |  |
Provisional assessments, includes taxes, penalties and interest related to withholding taxes |  | $ 2,500 |
Additional provisional assessment |  | $ 5,200 |
Income taxes receivable | $ 18,341 |  | $ 16,778
Deferred tax assets, net | $ 1,900 |  |
Effective income tax rate change | 31.50% |  |
Colombia Subsidiary [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Effective income tax rate change, Foreign | 0.60% |  |
Unknown Country [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Income taxes receivable | $ 3,400 |  |
Deferred tax assets, net | $ 1,900 |  |
Federal and State Jurisdicition [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Effective income tax rate change | 1.40% |  |

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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, before jurisdictional netting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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- Definition Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.8) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 5 -Subparagraph c -Article 7 + Details
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