Note 5 - Derivative Instruments (Details) - Hedging Positions and Corresponding Fair Values In Thousands, unless otherwise specified	Aug. 31, 2014 USD ($)	Aug. 31, 2014 PHP	Aug. 31, 2013 USD ($)	Aug. 31, 2014 India, Rupees USD ($)	Aug. 31, 2014 India, Rupees INR	Aug. 31, 2013 India, Rupees USD ($)	Aug. 31, 2014 Philippines, Pesos USD ($)	Aug. 31, 2013 Philippines, Pesos USD ($)	Aug. 31, 2014 United Kingdom, Pounds USD ($)	Aug. 31, 2013 United Kingdom, Pounds USD ($)
Note 5 - Derivative Instruments (Details) - Hedging Positions and Corresponding Fair Values [Line Items]
Gross Notional Value	$ 44,979	288,600	$ 69,524	$ 38,479	2,500,000	$ 47,388	$ 6,500	$ 11,700	$ 0	$ 10,436
Fair Value Asset (Liability)	$ 815		$ (7,740)	$ 700		$ (7,693)	$ 115	$ (178)	$ 0	$ 131