Note 5 - Derivative Instruments (Tables)

12 Months Ended

Aug. 31, 2013

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Foreign Exchange Contracts, Statement of Financial Position [Table Text Block]

	Gross Notional Value				Fair Value Asset (Liability)
Currency Hedged (in U.S. dollars)	Aug 31, 2013		Aug 31, 2012		Aug 31, 2013			Aug 31, 2012
Indian Rupee	$	47,388	$	36,286	$	(7,693	)	$	(2,434	)
British Pound		10,436		-		131			-
Philippine Peso		11,700		-		(178	)		-
Euro		-		10,160		-			60
Total	$	69,524	$	46,446	$	(7,740	)	$	(2,374	)

Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block]

Designation of Derivatives	Balance Sheet Location	Aug 31,  2013		Aug 31, 2012
Derivatives designated as hedging instruments	Liabilities: Foreign Currency Forward Contracts
	Accounts payable and accrued expenses	$	3,085	$	2,374
	Deferred rent and other non-current liabilities	$	4,655	$	-

Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	Loss Recognized in AOCL on Derivatives (Effective Portion)						Location of LossReclassified from AOCL into Income	Loss Reclassifiedfrom AOCL into Income(Effective Portion)
Derivatives in Cash Flow Hedging Relationships	2013			2012			(Effective Portion)	2013			2012
Foreign currency forward contracts	$	(4,296	)	$	(3,172	)	SG&A	$	(1,000	)	$	(1,031	)

Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

	Twelve Months Ended August 31,
	2013			2012
Beginning balance	$	(1,551	)	$	590
Changes in fair value		(4,296	)		(3,172	)
Realized loss reclassified to earnings		1,000			1,031
Ending balance	$	(4,847	)	$	(1,551	)