Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May. 31, 2015	May. 31, 2014	May. 31, 2015	May. 31, 2014
Revenues	$ 36,900	$ 36,253	$ 104,561	$ 98,210
Cost of revenues	26,112	26,014	73,696	70,555
Gross margin	10,788	10,239	30,865	27,655
Operating expenses:
Selling, general and administrative expenses	8,780	8,021	26,312	23,827
Income from operations	2,008	2,218	4,553	3,828
Other income (expense):
Net gain (loss) on trading securities	93	8	37	(49)
Gain on sale of property	0	0	0	535
Interest and other (expense)	(9)	(85)	(3)	(296)
Total other income (expense)	84	(77)	34	190
Income before income taxes	2,092	2,141	4,587	4,018
Provision for income taxes (benefit)	918	(156)	1,899	548
Discontinued operations:
Net income	1,174	2,297	2,688	3,470
Cumulative preferred stock dividend	(19)	(19)	(57)	(57)
Net income attributable to common shareholders	$ 1,155	$ 2,278	$ 2,631	$ 3,413
Basic and diluted earnings per share (in dollars per share)	$ 0.24	$ 0.47	$ 0.54	$ 0.7
Basic and diluted weighted average common shares outstanding (in shares)	4,861,590	4,861,590	4,861,590	4,861,590