CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jul. 31, 2013	Jul. 31, 2012
REVENUE
Products	$ 17,396	$ 17,325
Services	3,190	3,346
Net revenue	20,586	20,671
COST OF REVENUE
Products	13,854	13,424
Services	1,926	2,255
Cost of revenue	15,780	15,679
Gross profit	4,806	4,992
OPERATING EXPENSE
Selling, general and administrative	4,902	4,730
Other	24	25
Total operating expense	4,926	4,755
Income (loss) from operations	(120)	237
OTHER INCOME (EXPENSE)
Interest income (expense), net	306	(160)
Total other income (expense)	306	(160)
Income from continuing operations before income taxes	186	77
Income tax expense from continuing operations	20	20
Income from continuing operations	166	57
DISCONTINUED OPERATIONS
Income from discontinued operations	56	455
Net income	222	512
Less: Net income attributable to the noncontrolling interest	154	48
Net income attributable to common shareholders	68	464
Weighted average shares outstanding:
Basic	2,877	2,873
Diluted	2,877	2,873
Basic and diluted income per share
Continuing operations	$ 0	$ 0
Discontinued operations	$ 0.02	$ 0.16
Total	$ 0.02	$ 0.16
Comprehensive income
Net income	222	512
Other comprehensive loss	0	(5)
Comprehensive income	$ 222	$ 507