Note 9 - Financial Instruments (Details Textual) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	May 28, 2016	May 28, 2016	May 30, 2015	Nov. 28, 2015	Oct. 07, 2015
Cross Currency Interest Rate Contract [Member] | Other Assets [Member]
Foreign Currency Cash Flow Hedge Liability at Fair Value	$ 1,111	$ 1,111
Cross Currency Interest Rate Contract [Member]
Derivative, Notional Amount	134,736	134,736			$ 134,736
Gain (Loss) on Foreign Currency Cash Flow Hedge Ineffectiveness	(37)
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax	1,508	1,508
Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months	783	783
Forward Contracts [Member]
Gain (Loss) on Foreign Currency Derivatives Recorded in Earnings, Net	(5,551)
Interest Rate Swap [Member]
Derivative, Amount of Hedged Item	75,000	75,000
Interest Rate Fair Value Hedge Liability at Fair Value	2,673	2,673
Interest Rate Fair Value Hedge Asset at Fair Value	2,760	2,760		$ 3,395
Derivative, Net Hedge Ineffectiveness Gain (Loss)		48	$ 59
Interest Rate Fair Value Hedge Asset at Fair Value	$ 2,760	$ 2,760		$ 3,395