Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (bbb)

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Percentage of assumed long-term growth in revenues, used as an input to measure fair value.

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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

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-Name Accounting Standards Codification

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-Paragraph 3

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- Definition

The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

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Goodwill And Other Intangible Assets (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Aug. 31, 2014	Aug. 31, 2013	Aug. 31, 2012
Finite Lived Intangible Assets [Line Items]
Impairment on definite-lived intangible assets		$ 1,077
Purchases of intangible assets	1,799
Finite Lived Intangible Assets Net	23,671	24,292	27,685
Trade Names [Member]
Finite Lived Intangible Assets [Line Items]
Finite Lived Intangible Assets Net	22,111
Customer Lists [Member]
Finite Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	5 years
Finite Lived Intangible Assets Net	1,560
2000 Flushes [Member] \| Trade Names [Member]
Finite Lived Intangible Assets [Line Items]
Finite Lived Intangible Assets Net	$ 7,900
2000 Flushes [Member] \| Trade Names [Member] \| Income Approach Valuation Technique [Member]
Finite Lived Intangible Assets [Line Items]
Fair Value Inputs, Discount Rate	11.30%
Fair Value Inputs, Long-term Revenue Growth Rate	1.50%
Minimum [Member] \| 2000 Flushes [Member] \| Trade Names [Member] \| Income Approach Valuation Technique [Member]
Finite Lived Intangible Assets [Line Items]
Fair Value Inputs, Long-term Revenue Growth Rate	(13.60%)
Maximum [Member] \| 2000 Flushes [Member] \| Trade Names [Member] \| Income Approach Valuation Technique [Member]
Finite Lived Intangible Assets [Line Items]
Fair Value Inputs, Long-term Revenue Growth Rate	1.50%