Note 10 - Post Employment Benefit Obligations (Details) - Components of Net Periodic Pension Cost - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May. 30, 2015	May. 31, 2014	May. 30, 2015	May. 31, 2014
Components of Net Periodic Pension Cost [Abstract]
Service cost	$ 26	$ 19	$ 52	$ 39
Interest cost	94	93	187	186
Amortization of transition obligation	11	11	21	22
Amortization of loss	49	31	97	61
Net periodic pension cost	$ 180	$ 154	$ 357	$ 308