Note 7 - Components of Provision (Benefit) for Income Taxes for Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 26, 2015	Dec. 27, 2014	Dec. 28, 2013
U.S. Federal	$ 5	$ (307)	$ (1,539)
U.S. State	28	40	42
Foreign	1,956	4,088	780
Total current	1,989	3,821	(717)
U.S. Federal	89	112	763
U.S. State	49	(17)	24
Foreign	84	737	(2,443)
Total deferred	222	832	(1,656)
	$ 2,211	$ 4,653	$ (2,373)