Note 12 - Segment and Geographic Information - Fees for Services Provided to Joint Ventures by Geographic Location as a Percentage of Total Fees (Details) - USD ($)	12 Months Ended
	Aug. 31, 2016	Aug. 31, 2015
GERMANY
Fees	$ 845,857	$ 873,400
JAPAN
Fees	646,015	599,108
POLAND
Fees	599,391	600,255
THAILAND
Fees	537,212	554,881
UNITED KINGDOM
Fees	386,761	396,514
KOREA, REPUBLIC OF
Fees	352,393	192,539
FRANCE
Fees	329,805	412,608
INDIA
Fees	300,506	277,548
SWEDEN
Fees	265,745	323,610
FINLAND
Fees	252,578	281,620
CZECH REPUBLIC
Fees	237,062	229,185
CHINA
Fees	0	494,080
Other Countries [Member]
Fees	384,385	480,143
Fees	$ 5,137,710	$ 5,715,491