Note 10 - Intangible Assets (Details) (USD $)	12 Months Ended			0 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended		12 Months Ended
	Aug. 31, 2014	Aug. 31, 2013	Aug. 31, 2012	Sep. 02, 2013 Revere Data, LLC [Member]	Nov. 30, 2013 Revere Data, LLC [Member]	Aug. 31, 2014 Revere Data, LLC [Member]	May 31, 2014 Matrix Data Limited [Member]	Feb. 28, 2014 Matrix Data Limited [Member]	Aug. 31, 2014 Matrix Data Limited [Member]
Note 10 - Intangible Assets (Details) [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	11 years 36 days				5 years 73 days	5 years 73 days		5 years 146 days	5 years 146 days
Finite-lived Intangible Assets Acquired		$ 0		$ 4,100,000	$ 4,100,000	$ 4,081,000	$ 8,700,000	$ 8,700,000	$ 8,749,000
Amortization of Intangible Assets	$ 8,500,000	$ 7,100,000	$ 7,500,000