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Note 13 - Financial Instruments - Swaps Outstanding (Details) - Cross Currency Interest Rate Contract [Member] - EUR (€)
€ in Thousands
6 Months Ended
Jun. 03, 2017
Feb. 24, 2017
Oct. 07, 2015
Derivative, Notional Amount € 177,336 € 42,600 € 134,736
Fair Value (5,054)    
Currency Swap 1 [Member]      
Derivative, Notional Amount 44,912    
Fair Value € (378)    
Interest rate maximum 3.9145%    
Fiscal Year of Expiration 2017    
Interest rate minimum 3.05%    
Currency Swap 2 [Member]      
Derivative, Notional Amount € 44,912    
Fair Value € (847)    
Interest rate maximum 4.5374%    
Fiscal Year of Expiration 2018    
Interest rate minimum 3.45%    
Currency Swap 3 [Member]      
Derivative, Notional Amount € 44,912    
Fair Value € (1,248)    
Interest rate maximum 5.053%    
Fiscal Year of Expiration 2019    
Interest rate minimum 3.80%    
Currency Swap 4 [Member]      
Derivative, Notional Amount € 42,600    
Fair Value € (2,581)    
Interest rate maximum 4.30375%    
Fiscal Year of Expiration 2020    
Interest rate minimum 1.95%