Note 5 - Derivative Instruments (Tables)

12 Months Ended

Aug. 31, 2018

Notes Tables

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

	Gross Notional Value				Fair Value (Liability) Asset
Currency Hedged ( in thousands, in U.S. dollars)	August 31, 2018		August 31, 2017		August 31, 2018			August 31, 2017
Philippine Peso	$	52,000	$	—	$	(1,230	)	$	—
Indian Rupee		50,780		51,000		(1,490	)		6,142
Euro		26,312		—		(503	)		—
British Pound Sterling		18,995		—		(723	)		—
Total	$	148,087	$	51,000	$	(3,946	)	$	6,142

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

Designation of Derivatives (in thousands)	Balance Sheet Location	August 31, 2018		August 31, 2017
Derivatives designated as hedging instruments	Assets: Foreign Currency Forward Contracts
	Prepaid expenses and other current assets	$	90	$	3,796
	Other assets	$	—	$	2,346
	Liabilities: Foreign Currency Forward Contracts
	Accounts payable and accrued expenses	$	1,731	$	—
	Deferred rent and other non-current liabilities	$	2,305	$	—

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

(in thousands)	(Loss) Gain Recognized in AOCL on Derivatives (Effective Portion)								Location of Gain (Loss) Reclassified from AOCL	Gain (Loss) Reclassified from AOCL into Income (Effective Portion)
Derivatives in Cash Flow Hedging Relationships	2018			2017		2016			into Income (Effective Portion)	2018		2017			2016
Foreign currency forward contracts	$	(7,700	)	$	5,183	$	(1,806	)	SG&A	$	3,106	$	(2,883	)	$	(451	)