Note 13 - Accumulated Other Comprehensive (Loss) Income (Details) - Components of Accumulated Other Comprehensive Income, Net of Tax (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Feb. 28, 2015	Mar. 01, 2014	Feb. 28, 2015		Mar. 01, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance			$ (2,533)	[1]
Other comprehensive (loss) income before reclassification			(18,953)
Amounts reclassified from accumulated other comprehensive loss			151
Net current period other comprehensive (loss) income	(11,213)	(4,207)	(18,802)		(4,415)
Balance	(21,335)		(21,335)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance			2,711
Other comprehensive (loss) income before reclassification			(16,892)
Net current period other comprehensive (loss) income			(16,892)
Balance	(14,181)		(14,181)
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance			(5,244)
Other comprehensive (loss) income before reclassification			(1,417)
Amounts reclassified from accumulated other comprehensive loss			151
Net current period other comprehensive (loss) income			(1,266)
Balance	(6,510)		(6,510)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive (loss) income before reclassification			(644)
Net current period other comprehensive (loss) income			(644)
Balance	$ (644)		$ (644)

[1] Derived from audited financial statements