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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
May 31, 2018 | May 31, 2017 | May 31, 2018 | May 31, 2017
Interest Expense [Member] | Cash Flow Hedging [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative, gain (loss) on derivative, Net |  | $ 1,413 | $ 1,505 | $ 3,633 | $ 3,790
Interest Rate Contract [Member] | Interest Expense [Member] | Cash Flow Hedging [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative, gain (loss) on derivative, Net | [1] | 1,136 | 1,080 | 2,859 | 2,584
Cross Currency Interest Rate Swaps [Member] | Interest Expense [Member] | Cash Flow Hedging [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative, gain (loss) on derivative, Net | [2] | 277 | 425 | 774 | 1,206
Forward Foreign Exchange Contract [Member] | Other Income (Expense) [Member] | Fair Value Hedging [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Other income (expense), net |  | $ 20 | $ (177) | $ (141) | $ 106
[1] | This amount is representative of the interest expense recognized on the underlying hedged transactions.
[2] | This amount is representative of the interest expense recognized on the cross-currency interest rate swaps designated as cash flow hedging instruments.

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