STOCKHOLDERS' EQUITY (Schedule of Components of Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Aug. 31, 2024	Aug. 31, 2023
Amount
Beginning balance	$ 1,158,578	$ 1,082,244	$ 1,122,965	$ 1,107,043
Ending balance	1,158,578	1,082,244	1,122,965	1,107,043
Accumulated Other Comprehensive Loss
Amount
Beginning balance	(167,606)	(160,412)	(164,590)	(163,992)
Ending balance	(167,606)	(160,412)	(164,590)	$ (163,992)
Foreign currency translation adjustments
Amount
Other comprehensive income, before reclassification	(2,853)	3,537	693
Defined benefit pension plan
Amount
Other comprehensive income, before reclassification	71	121	501
Derivative instruments
Amount
Other comprehensive income, before reclassification	$ (234)	$ (78)	(2,189)
Amounts reclassified from accumulated other comprehensive loss
Amount
Amounts reclassified from accumulated other comprehensive loss			$ 397