Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Aug. 31, 2013	Aug. 31, 2012
Operating activities:
Net income	$ 2,552	$ 2,420
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	616	807
Bad debt expense	137	200
Change in inventory reserve	(48)	204
Gain on sale of assets	(730)	0
Net gain on trading securities	(15)	(494)
(Increase) decrease in:
Trade accounts receivable	(602)	(1,824)
Inventory	(2,035)	(1,004)
Prepaid expenses and other assets	(93)	(124)
Deferred tax asset	667	1,284
Increase (decrease) in:
Trade accounts payable	50	1,405
Accrued expenses and other current liabilities	398	157
Deposit liability	(60)	0
Liabilities of discontinued operations	(157)	(142)
Net cash provided by operating activities	680	2,889
Investing activities:
Purchase of property and equipment	(756)	(573)
(Purchase) sale of trading securities	(1,183)	1,189
Proceeds from sale of assets	2,830	0
Change in restricted cash	0	84
Net cash provided by investing activities	891	700
Financing activities:
Net payments on revolving credit facility	(971)	(1,050)
Bank overdraft	(254)	(427)
Payment of preferred dividend	(76)	(57)
Payments on long-term debt	(1,673)	(779)
Net cash used in financing activities	(2,974)	(2,313)
Effect of foreign currency exchange rate changes on cash and cash equivalents	342	(76)
Net (decrease) increase in cash and cash equivalents	(1,061)	1,200
Cash and cash equivalents - beginning of period	2,568	1,368
Cash and cash equivalents - end of period	1,507	2,568
Supplemental disclosures of cash flow information:
Cash paid for interest	815	742
Cash paid for taxes	276	451
Supplemental disclosures of noncash investing and financing activities:
Note receivable issued in connection with sale of real estate properties	$ 350	$ 0