Segment Information (Reconciliation Of Adjusted EBITDA) (Details) - USD ($) $ in Thousands	3 Months Ended
	Nov. 30, 2018	Nov. 30, 2017
Segment Reporting Information [Line Items]
Consolidated Adjusted EBITDA	$ 3,169	$ 602
Stock-based compensation expense	(946)	(956)
Increase in contingent consideration liabilities	(24)	(176)
Licensee transition costs	(60)
ERP system implementation costs		(426)
Depreciation	(1,554)	(901)
Amortization	(1,238)	(1,395)
Loss from operations	(653)	(3,252)
Interest income	28	61
Interest expense	(632)	(549)
Loss before income taxes	(1,257)	(3,740)
Income tax benefit (provision)	(100)	1,348
Net loss	(1,357)	(2,392)
Operating Segments [Member]
Segment Reporting Information [Line Items]
Consolidated Adjusted EBITDA	5,776	3,820
Corporate And Eliminations [Member]
Segment Reporting Information [Line Items]
Consolidated Adjusted EBITDA	$ (2,607)	$ (3,218)