The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Goodwill and Intangibles Intangibles (Details) (USD $)	3 Months Ended		6 Months Ended
Goodwill and Intangibles Intangibles (Details) (USD $)	Feb. 28, 2015	Feb. 28, 2014	Feb. 28, 2015	Feb. 28, 2014	Aug. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 1,800,000us-gaap_AmortizationOfIntangibleAssets	$ 2,600,000us-gaap_AmortizationOfIntangibleAssets	$ 3,600,000us-gaap_AmortizationOfIntangibleAssets	$ 4,900,000us-gaap_AmortizationOfIntangibleAssets
Other Intangible Assets [Member] \| Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			2 years
Other Intangible Assets [Member] \| Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			30 years
Customer Lists [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	70,375,000		70,375,000		69,862,000
Finite-Lived Intangible Assets, Accumulated Amortization	(28,472,000)		(28,472,000)		(26,114,000)
Finite-Lived Intangible Assets, Net	41,903,000		41,903,000		43,748,000
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	42,402,000		42,402,000		41,293,000
Finite-Lived Intangible Assets, Accumulated Amortization	(30,853,000)		(30,853,000)		(29,587,000)
Finite-Lived Intangible Assets, Net	11,549,000		11,549,000		11,706,000
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	112,777,000		112,777,000		111,155,000
Finite-Lived Intangible Assets, Accumulated Amortization	(59,325,000)		(59,325,000)		(55,701,000)
Finite-Lived Intangible Assets, Net	$ 53,452,000		$ 53,452,000		$ 55,454,000