Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	May 31, 2019	Aug. 31, 2018
CURRENT ASSETS:
Cash and cash equivalents	$ 5,224,480	$ 4,163,023
Available for sale securities	2,540,613	3,300,110
Receivables:
Trade excluding joint ventures, less allowance for doubtful accounts of $65,000 at May 31, 2019 and $50,000 at August 31, 2018	10,068,632	9,920,108
Trade joint ventures	935,685	761,506
Fees for services provided to joint ventures	1,242,928	1,357,255
Income taxes	628,360	273,333
Inventories	10,619,012	9,130,861
Prepaid expenses	1,105,319	1,661,577
Total current assets	32,365,029	30,567,773
PROPERTY AND EQUIPMENT, NET	7,293,137	7,168,826
OTHER ASSETS:
Investments in joint ventures	24,077,361	22,950,995
Deferred income taxes	1,371,664	1,551,536
Patents and trademarks, net	1,048,249	1,156,257
Other		153,849
Total other assets	26,497,274	25,812,637
Total assets	66,155,440	63,549,236
CURRENT LIABILITIES:
Accounts payable	4,458,928	3,905,034
Income taxes payable	636	70,892
Accrued liabilities:
Payroll and related benefits	1,357,164	2,747,303
Other	856,578	1,006,953
Total current liabilities	6,673,306	7,730,182
COMMITMENTS AND CONTINGENCIES (Note 12)
EQUITY:
Preferred stock, no par value; authorized 10,000 shares; none issued and outstanding
Common stock, $0.02 par value per share; authorized 15,000,000 shares; issued and outstanding 9,086,816 and 9,082,606, respectively	181,736	181,652
Additional paid-in capital	15,655,353	14,528,951
Retained earnings	44,708,934	41,963,341
Accumulated other comprehensive loss	(4,206,472)	(3,597,199)
Stockholders’ equity	56,339,551	53,076,745
Non-controlling interest	3,142,583	2,742,309
Total equity	59,482,134	55,819,054
Total liabilities and equity	$ 66,155,440	$ 63,549,236