Consolidated Statements Of Income And Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Aug. 31, 2013	Aug. 31, 2012	Aug. 31, 2011
Net sales:
Training and consulting services	$ 178,656	$ 158,779	$ 150,976
Products	8,114	8,456	7,455
Leasing	4,154	3,221	2,373
Total net sales	190,924	170,456	160,804
Cost of sales:
Training and consulting services	56,864	52,161	51,942
Products	3,122	3,839	3,674
Leasing	1,949	1,773	1,714
Total cost of sales	61,935	57,773	57,330
Gross profit	128,989	112,683	103,474
Selling, general, and administrative	101,176	89,462	85,255
Depreciation	3,008	3,142	3,567
Amortization	3,191	2,499	3,540
Income from operations	21,614	17,580	11,112
Interest income	614	18	21
Interest expense	(2,332)	(2,482)	(2,687)
Discount on related-party receivables	(519)	(1,369)
Other income, net	21
Income from continuing operations before income taxes	19,398	13,747	8,446
Provision for income taxes	(5,079)	(5,906)	(3,639)
Net income (loss)	14,319	7,841	4,807
Net income (loss) per share:
Basic	$ 0.83	$ 0.44	$ 0.28
Diluted	$ 0.80	$ 0.43	$ 0.27
Weighted average number of common shares:
Basic	17,348	17,772	17,106
Diluted	17,971	18,360	17,547
COMPREHENSIVE INCOME:
Net income (loss)	14,319	7,841	4,807
Foreign currency translation adjustments	(1,724)	(182)	578
Comprehensive income	$ 12,595	$ 7,659	$ 5,385