Note 7 - Contingencies (Details) (USD $) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended	6 Months Ended					6 Months Ended
	Oct. 31, 2012	May 26, 2012	May 26, 2012	Jun. 01, 2013	Nov. 24, 2012	Jun. 01, 2013 Lease Obligations of Licensee Operators [Member]	Nov. 24, 2012 Lease Obligations of Licensee Operators [Member]	Jun. 01, 2013 Minimum [Member]	Jun. 01, 2013 Maximum [Member]
Note 7 - Contingencies (Details) [Line Items]
Loss Contingency, Damages Awarded, Value	$ 1,449
Income from Continued Dumping and Subsidy Offset Act		9,010	9,010
Operating Leases, Future Minimum Payments Due				83,605	72,800
Lease Guarantees Term								1 year	10 years
Loss Contingency, Estimate of Possible Loss						$ 1,783	$ 2,007