Consolidated Statements Of Operations And Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Aug. 31, 2018	Aug. 31, 2017	Aug. 31, 2016
Net sales:
Net sales	$ 209,758	$ 185,256	$ 200,055
Cost of sales:
Cost of sales	61,469	62,589	64,901
Gross profit	148,289	122,667	135,154
Selling, general, and administrative	141,126	121,148	113,589
Contract termination costs		1,500
Restructuring costs		1,482	776
Depreciation	5,161	3,879	3,677
Amortization	5,368	3,538	3,263
Income (loss) from operations	(3,366)	(8,880)	13,849
Interest income	104	223	115
Interest expense	(2,676)	(2,408)	(2,263)
Discount accretion on related-party receivable	418	156	210
Income (loss) before income taxes	(5,520)	(10,909)	11,911
Benefit (provision) for income taxes	(367)	3,737	(4,895)
Net income (loss)	$ (5,887)	$ (7,172)	$ 7,016
Net income (loss) per share:
Basic and diluted	$ (0.43)	$ (0.52)	$ 0.47
Weighted average number of common shares:
Basic	13,849	13,819	14,944
Diluted	13,849	13,819	15,076
COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ (5,887)	$ (7,172)	$ 7,016
Foreign currency translation adjustments, net of income tax benefit (provision) of $(75), $37, and $115	(326)	(555)	1,030
Comprehensive income (loss)	(6,213)	(7,727)	8,046
Training And Consulting Services [Member]
Net sales:
Net sales	202,638	177,816	189,661
Cost of sales:
Cost of sales	58,024	56,557	59,158
Products [Member]
Net sales:
Net sales	3,577	3,881	6,009
Cost of sales:
Cost of sales	1,251	3,990	3,206
Leasing [Member]
Net sales:
Net sales	3,543	3,559	4,385
Cost of sales:
Cost of sales	$ 2,194	$ 2,042	$ 2,537