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Basis Of Presentation And Summary Of Significant Accounting Policies (Shipping And Handling Costs) (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended
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Aug. 31, 2022 | Aug. 31, 2021 | Aug. 31, 2020
Basis Of Presentation And Summary Of Significant Accounting Policies [Abstract] |  |  |
Shipping and handling costs | $ 18.6 | $ 16.5 | $ 12.9

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