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Business Segments And Foreign Operations (Schedule Of Net Sales By Product Group) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Aug. 31, 2016 | Aug. 31, 2015 | Aug. 31, 2014
Revenue from External Customer [Line Items] |  |  |
Net sales | $ 380,670 | $ 378,150 | $ 382,997
Maintenance Products [Member] |  |  |
Revenue from External Customer [Line Items] |  |  |
Net sales | 339,974 | 333,306 | 337,825
Homecare And Cleaning Products [Member] |  |  |
Revenue from External Customer [Line Items] |  |  |
Net sales | $ 40,696 | $ 44,844 | $ 45,172

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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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