Note 9 - Intangible Assets (Details) - Intangible Assets Acquired (USD $)	1 Months Ended	12 Months Ended
	Jun. 29, 2012	Aug. 31, 2013	Aug. 31, 2012
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period		11 years 219 days	5 years 6 months
Acquisition Cost (in Dollars)	$ 6,400,000	$ 0	$ 6,357,000
Client Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period			7 years
Acquisition Cost (in Dollars)			2,822,000
Software Technology [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period			5 years
Acquisition Cost (in Dollars)			2,332,000
Data Content [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period			3 years
Acquisition Cost (in Dollars)			613,000
Non-Compete Agreements [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period			4 years
Acquisition Cost (in Dollars)			404,000
Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period			2 years
Acquisition Cost (in Dollars)			$ 186,000