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Income Taxes (Schedule Of Income before Income Tax, Domestic And Foreign) (Details) - USD ($) $ in Thousands		12 Months Ended
		Aug. 31, 2018	Aug. 31, 2017	Aug. 31, 2016
Income Tax [Line Items]
United States		$ 42,634	$ 42,060	$ 41,128
Foreign	[1]	32,544	32,562	31,661
Income before income taxes		75,178	74,622	72,789
EMEA [Member]
Income Tax [Line Items]
Foreign		$ 27,400	$ 28,100	$ 28,300
[1] Included in these amounts are income before income taxes for the EMEA segment of $27.4 million, $28.1 million and $28.3 million for the fiscal years ended August 31, 2018, 2017 and 2016, respectively.

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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Income Tax [Line Items]

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