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Goodwill And Other Intangible Assets (Narrative) (Details) (USD $) | 3 Months Ended | 9 Months Ended |  | 9 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 31, 2013 | May 31, 2014 | May 31, 2014 Trade Names [Member] | May 31, 2014 Customer Lists [Member] | Aug. 31, 2013 2000 Flushes [Member] Income Approach Valuation Technique [Member] | Aug. 31, 2013 2000 Flushes [Member] Trade Names [Member] | Aug. 31, 2013 Minimum [Member] 2000 Flushes [Member] Income Approach Valuation Technique [Member] | Aug. 31, 2013 Maximum [Member] 2000 Flushes [Member] Income Approach Valuation Technique [Member]
Finite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Impairment on definite-lived intangible assets | $ 1,100,000 |  |  |  |  | $ 1,100,000 |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  | 5 years |  |  |  |
Finite Lived Intangible Assets Net | 24,292,000 | 24,403,000 | 22,735,000 | 1,668,000 |  | 7,900,000 |  |
Fair Value Inputs, Discount Rate |  |  |  |  | 11.30% |  |  |
Fair Value Inputs, Long-term Revenue Growth Rate |  |  |  |  | 1.50% |  | (13.60%) | 1.50%
Purchases of intangible assets |  | $ 1,789,000 |  |  |  |  |  |

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- Definition 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. + References 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) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
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- Definition Percentage of assumed long-term growth in revenues, used as an input to measure fair value. + References 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) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
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- Details
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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 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition 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. + References No definition available. + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275 + Details
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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 -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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