Note 5 - Derivative Instruments (Details)			12 Months Ended
	Aug. 31, 2013 USD ($)	Aug. 31, 2012 USD ($)	Aug. 31, 2013 Through The End Of The Second Quarter Of Fiscal 2016 [Member] India, Rupees	Aug. 31, 2013 Through The End Of The Second Quarter Of Fiscal 2014 [Member] United Kingdom, Pounds	Aug. 31, 2013 Through The End Of Fiscal 2014 [Member] Philippines, Pesos	Aug. 31, 2013 India, Rupees USD ($)	Aug. 31, 2013 India, Rupees INR	Aug. 31, 2012 India, Rupees USD ($)	Aug. 31, 2013 United Kingdom, Pounds USD ($)	Aug. 31, 2013 United Kingdom, Pounds GBP (£)	Aug. 31, 2013 Philippines, Pesos USD ($)	Aug. 31, 2013 Philippines, Pesos PHP
Note 5 - Derivative Instruments (Details) [Line Items]
Percent Of Foreign Exchange Contracts Hedged			75.00%	40.00%	50.00%
Derivative Asset, Notional Amount (in Rupees)	$ 69,524,000	$ 46,446,000				$ 47,388,000	2,900,000,000	$ 36,286,000	$ 10,436,000	£ 6,800,000	$ 11,700,000	515,900,000
Foreign Currency Derivatives at Fair Value, Net (in Dollars)						(7,700,000)			100,000		(200,000)
Derivative Asset, Notional Amount (in Pounds)	69,524,000	46,446,000				47,388,000	2,900,000,000	36,286,000	10,436,000	6,800,000	11,700,000	515,900,000
Derivative Asset, Notional Amount (in Pesos)	$ 69,524,000	$ 46,446,000				$ 47,388,000	2,900,000,000	$ 36,286,000	$ 10,436,000	£ 6,800,000	$ 11,700,000	515,900,000