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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	Aug. 31, 2017	Aug. 31, 2016
Derivative [Line Items]
Derivative Asset, Noncurrent	$ 2,547	$ 3,224
Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative Asset, Noncurrent	1,865	1,710
Net Tax Effect	(735)	(813)
Total Net OCI	1,130	897
Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Total Net OCI	1,865
Designated as Hedging Instrument [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Total Net OCI		1,710
Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Total Net OCI	1,865
Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Total Net OCI		1,710
Interest Rate Swap [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent	(231)	(448)
Net Tax Effect	80	115
Total Net OCI	(151)	(333)
Interest Rate Swap [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent	(231)
Interest Rate Swap [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent		(448)
Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent	(231)
Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent		(448)
Cross Currency Interest Rate Swaps [Member] | Other Non-current Assets [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative Asset, Noncurrent	2,547	3,224
Net Tax Effect	(950)	(1,248)
Total Net OCI	1,597	1,976
Cross Currency Interest Rate Swaps [Member] | Other Non-current Assets [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Asset, Noncurrent	2,547
Cross Currency Interest Rate Swaps [Member] | Other Non-current Assets [Member] | Designated as Hedging Instrument [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Asset, Noncurrent		3,224
Cross Currency Interest Rate Swaps [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent	(451)	(1,066)
Net Tax Effect	135	320
Total Net OCI	(316)	(746)
Cross Currency Interest Rate Swaps [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent	(451)
Cross Currency Interest Rate Swaps [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent		(1,066)
Cross Currency Interest Rate Swaps [Member] | Fair Value, Inputs, Level 2 [Member] | Other Non-current Assets [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Asset, Noncurrent	2,547
Cross Currency Interest Rate Swaps [Member] | Fair Value, Inputs, Level 2 [Member] | Other Non-current Assets [Member] | Designated as Hedging Instrument [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Asset, Noncurrent		3,224
Cross Currency Interest Rate Swaps [Member] | Fair Value, Inputs, Level 2 [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent	$ (451)
Cross Currency Interest Rate Swaps [Member] | Fair Value, Inputs, Level 2 [Member] | Other Long-Term Liability [Member] | Designated as Hedging Instrument [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative Liability, Noncurrent		$ (1,066)

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