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Business Acquisitions (Schedule Of Pro Forma) (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
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Aug. 31, 2017 | Aug. 31, 2016
Business Acquisitions [Abstract] |  |
Revenue | $ 187,745 | $ 204,505
Net income (loss) | $ (7,976) | $ 4,863
Diluted earnings (loss) per share | $ (0.58) | $ 0.32

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- Definition The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463 + Details
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- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463 + Details
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