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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Schedule of Derivative Instruments in Statement of Financial Position, Fair Value and Summary of Fair Value of Foreign Currency Forward Contracts) (Details) - USD ($) $ in Thousands | May 31, 2018 | Aug. 31, 2017
--- | --- | ---
Derivative [Line Items] |  |
Derivative Asset, Noncurrent | $ 4,081 | $ 2,547
Designated as Hedging Instrument [Member] |  |
Derivative [Line Items] |  |
Derivative Asset, Noncurrent | 3,544 | 1,865
Net Tax Effect | (913) | (735)
Net OCI | 2,631 | 1,130
Cross Currency Interest Rate Swaps [Member] | Other Non-current Assets [Member] | Designated as Hedging Instrument [Member] |  |
Derivative [Line Items] |  |
Derivative Asset, Noncurrent | 2,046 | 2,547
Net Tax Effect | (618) | (950)
Net OCI | 1,428 | 1,597
Cross Currency Interest Rate Swaps [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] |  |
Derivative [Line Items] |  |
Derivative Liability, Noncurrent | (537) | (451)
Net Tax Effect | 161 | 135
Net OCI | (376) | (316)
Interest Rate Swaps [Member] | Other Non-current Assets [Member] | Designated as Hedging Instrument [Member] |  |
Derivative [Line Items] |  |
Derivative Asset, Noncurrent | 2,035 |
Net Tax Effect | (456) |
Net OCI | $ 1,579 |
Interest Rate Swaps [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] |  |
Derivative [Line Items] |  |
Derivative Liability, Noncurrent |  | (231)
Net Tax Effect |  | 80
Net OCI |  | $ (151)

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- Definition Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13433-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13495-108611 + Details
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