Income Taxes (Schedule Of Income before Income Tax, Domestic And Foreign) (Details) - USD ($) $ in Thousands		12 Months Ended
		Aug. 31, 2019	Aug. 31, 2018	Aug. 31, 2017
Income Tax [Line Items]
United States		$ 47,962	$ 42,634	$ 42,060
Foreign	[1]	32,808	32,544	32,562
Income before income taxes		80,770	75,178	74,622
EMEA [Member]
Income Tax [Line Items]
Foreign		$ 26,600	$ 27,400	$ 28,100

[1] Included in these amounts are income before income taxes for the EMEA segment of $26.6 million, $27.4 million and $28.1 million for the fiscal years ended August 31, 2019, 2018 and 2017, respectively.