Accumulated Other Comprehensive Loss (Schedule of Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands	Aug. 31, 2024	Aug. 31, 2023
Accumulated Other Comprehensive Loss [Abstract]
Defined benefit pension plan, net of tax benefit of $594 and $620	$ (1,888)	$ (1,971)
Foreign currency translation, net of hedging activities, net of tax expense of $3,542 and $3,868	(28,113)	(18,948)
Unrealized loss on marketable securities, net of tax benefit of $0 and $2		(91)
Total accumulated other comprehensive loss	$ (30,001)	$ (21,010)