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Income Taxes (Tax Years That Remain Subject To Examinations For Major Tax Jurisdictions) (Details)
12 Months Ended
Aug. 31, 2021
Canada And Australia [Member] | Minimum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations  
Canada And Australia [Member] | Maximum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations  
Japan [Member] | Minimum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2015
Japan [Member] | Maximum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2021
Germany, Switzerland, And Austria [Member] | Minimum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2016
Germany, Switzerland, And Austria [Member] | Maximum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2021
China [Member] | Minimum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2016
China [Member] | Maximum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2021
United Kingdom And Singapore [Member] | Minimum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2017
United Kingdom And Singapore [Member] | Maximum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2021
United States – State And Local Income Tax [Member] | Minimum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2017
United States – State And Local Income Tax [Member] | Maximum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2021
United States – Federal Income Tax [Member] | Minimum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2018
United States – Federal Income Tax [Member] | Maximum [Member]  
Income Taxes [Line Items]  
Tax years that remain subject to examinations 2021