Note 12 - Fees for Services Provided to Joint Ventures by Geographic Location as a Percentage of Total Fees for Services Provided to Joint Ventures (Details) - USD ($)	3 Months Ended
	Nov. 30, 2015	Nov. 30, 2014
GERMANY
Fees	$ 229,785	$ 238,321
Percentage of total fees	15.50%	11.20%
THAILAND
Fees	$ 223,741	$ 140,634
Percentage of total fees	15.10%	6.60%
KOREA, REPUBLIC OF
Fees	$ 169,402	$ 191,499
Percentage of total fees	11.40%	9.00%
POLAND
Fees	$ 139,257	$ 171,223
Percentage of total fees	9.40%	8.00%
JAPAN
Fees	$ 130,673	$ 160,341
Percentage of total fees	8.80%	7.50%
UNITED KINGDOM
Fees	$ 108,911	$ 96,371
Percentage of total fees	7.30%	4.50%
FRANCE
Fees	$ 89,673	$ 133,379
Percentage of total fees	6.00%	6.30%
INDIA
Fees	$ 80,451	$ 69,291
Percentage of total fees	5.40%	3.20%
SWEDEN
Fees	$ 72,961	$ 86,920
Percentage of total fees	4.90%	4.10%
FINLAND
Fees	$ 68,933	$ 93,522
Percentage of total fees	4.60%	4.40%
CHINA
Fees		$ 516,139
Percentage of total fees	0.00%	24.20%
Other Countries [Member]
Fees	$ 171,642	$ 236,030
Percentage of total fees	11.60%	11.00%
Fees	$ 1,485,429	$ 2,133,670
Percentage of total fees	100.00%	100.00%