Note 8 - Post Employment Benefit Obligations (Details) - Deferred Compensation Arrangement Expenses (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	May 31, 2014	Jun. 01, 2013	May 31, 2014	Jun. 01, 2013
Deferred Compensation Arrangement Expenses [Abstract]
Deferred compensation plan expense	$ 72	$ 72	$ 144	$ 144