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Debt (Schedule Of Short-term And Long-term Borrowings) (Details) - USD ($) $ in Thousands	Feb. 28, 2019	Aug. 31, 2018
Debt Instrument [Line Items]
Total short-term borrowings	$ 25,948	$ 23,600
Long-term borrowings	63,379	62,800
Total	89,327	86,400
Autoborrow Agreement [Member]
Debt Instrument [Line Items]
Total short-term borrowings	10,100
Series A Notes [Member]
Debt Instrument [Line Items]
Current portion of long-term debt	800	800
Long-term borrowings	18,400	18,800
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Short-term borrowings	15,000	20,000
Long-term borrowings	44,979	44,000
Revolving Credit Facility [Member] | Autoborrow Agreement [Member]
Debt Instrument [Line Items]
Short-term borrowings	$ 10,148	$ 2,800

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- Definition

Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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