Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022
Statement of Comprehensive Income [Abstract]
Net earnings	$ 16,881	$ 25,073	$ 53,150	$ 47,540
Other comprehensive (loss) income:
Defined benefit pension plan adjustment, net of tax	39	49	119	146
Foreign currency translation adjustment, net of hedging activities and tax	(507)	991	(1,385)	(362)
Unrealized gain (loss) on marketable securities, net of tax	60	(65)	132	(227)
Total other comprehensive (loss) income, net of tax (benefit) expense of ($134), $257, ($552), and $238 respectively	(408)	975	(1,134)	(443)
Total comprehensive income	$ 16,473	$ 26,048	$ 52,016	$ 47,097