Segment Information (Reconciliation Of Adjusted EBITDA) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2024	May 31, 2023	May 31, 2024	May 31, 2023
Segment Reporting Information [Line Items]
Consolidated Adjusted EBITDA	$ 13,924	$ 11,899	$ 32,340	$ 31,558
Stock-based compensation	(2,828)	(3,307)	(7,092)	(9,357)
Restructuring costs	(701)		(3,008)
Impaired asset			(928)
Increase in the fair value of contingent consideration liabilities				(7)
Depreciation	(990)	(934)	(2,994)	(3,131)
Amortization	(1,062)	(1,086)	(3,204)	(3,270)
Income from operations	8,343	6,572	15,114	15,793
Interest income	268	362	857	804
Interest expense	(247)	(354)	(916)	(1,173)
Income before income taxes	8,364	6,580	15,055	15,424
Income tax provision	(2,643)	(2,017)	(3,609)	(4,455)
Net income	5,721	4,563	11,446	10,969
Operating Segments [Member]
Segment Reporting Information [Line Items]
Consolidated Adjusted EBITDA	16,584	14,386	40,142	38,308
Corporate And Eliminations [Member]
Segment Reporting Information [Line Items]
Consolidated Adjusted EBITDA	$ (2,660)	$ (2,487)	$ (7,802)	$ (6,750)