Condensed Consolidated Statements Of Operations And Statements Of Comprehensive Loss - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2020	May 31, 2019	May 31, 2020	May 31, 2019
Condensed Consolidated Statements Of Operations And Statements Of Comprehensive Loss [Abstract]
Net sales	$ 37,105	$ 56,006	$ 149,463	$ 160,191
Cost of sales	10,284	16,342	41,946	48,379
Gross profit	26,821	39,664	107,517	111,812
Selling, general, and administrative	29,254	37,662	101,231	106,242
Stock-based compensation	(5,104)	1,051	(1,460)	3,040
Depreciation	1,652	1,556	4,925	4,806
Amortization	1,164	1,259	3,504	3,797
Loss from operations	(145)	(1,864)	(683)	(6,073)
Interest income	18	8	36	30
Interest expense	(621)	(562)	(1,783)	(1,817)
Discount accretion on related party receivable				258
Loss before income taxes	(748)	(2,418)	(2,430)	(7,602)
Income tax benefit (provision)	(10,220)	394	(7,985)	704
Net loss	$ (10,968)	$ (2,024)	$ (10,415)	$ (6,898)
Net loss per share:
Basic and diluted	$ (0.79)	$ (0.14)	$ (0.75)	$ (0.49)
Weighted average number of common shares:
Basic and diluted	13,869	13,963	13,897	13,939
COMPREHENSIVE LOSS
Net loss	$ (10,968)	$ (2,024)	$ (10,415)	$ (6,898)
Foreign currency translation adjustments, net of income tax benefit of $0, $8, $0, and $8	(91)	(144)	(38)	(15)
Comprehensive loss	$ (11,059)	$ (2,168)	$ (10,453)	$ (6,913)