Note 9 - Income Taxes - Income Tax Reconciliation Applicable to Discontinued Operations (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 28, 2015	Jun. 29, 2014
Discontinued Operations [Member]
Income tax expense at statutory rates	$ (319)	$ (147)
State income taxes, net of federal benefit	(41)	(19)
Other, primarily federal FICA tip credit net benefit	(42)	(364)
	$ (402)	$ (530)
Effective tax rate	44.20%	126.60%
	$ 8,807	$ 7,566
Effective tax rate	32.30%	32.60%