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Debt (Narrative) (Details) $ in Millions | 9 Months Ended
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May 31, 2022 USD ($) agreement
Debt Instrument [Line Items] |  |
Number of agreements | agreement | 2 |
Other Unsecured Debt [Member] |  |
Debt Instrument [Line Items] |  |
Revolving credit facility, amount | $ 125.0 |
Note Agreement and the Credit Agreement [Member] |  |
Debt Instrument [Line Items] |  |
Consolidated leverage ratio | 3.5 |
Consolidated interest coverage ratio | 3 |
Credit Agreement - Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Revolving credit facility, amount | $ 150.0 |
Maturity date | Sep. 30, 2025 | [1]
Europe, The Middle East, Africa And India Subsidiary [Member] | Credit Agreement - Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Revolving credit facility, amount | $ 100.0 |
[1] | The Company has the ability to refinance any draw under the line of credit with successive short-term borrowings through the maturity date. Outstanding draws for which management has the ability and intent to refinance with successive short-term borrowings for a period of at least twelve months are classified as long-term. As of May 31, 2022, $42.6 million on this facility is classified as long-term and is denominated in Euros and Pound Sterling, whereas $15.6 million is classified as short-term and is denominated in U.S. Dollar. Euro and Pound Sterling denominated draws will fluctuate in U.S. Dollars from period to period due to changes in foreign currency exchange rates.

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