Note 6 - Other Comprehensive (Loss) Income and Accumulated Other Comprehensive Loss - Components of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	Aug. 31, 2017	Aug. 31, 2016
Accumulated unrealized losses on cash flow hedges, net of tax	$ 3,802	$ (1,215)
Accumulated foreign currency translation adjustments	(38,522)	(67,338)
Total accumulated other comprehensive loss	$ (34,720)	$ (68,553)

Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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Reference 5: http://www.xbrl.org/2003/role/presentationRef
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