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Note 7 - Income (Loss) Before Income Taxes from Continuing Operations (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 26, 2015
Dec. 27, 2014
Dec. 28, 2013
U.S. $ (5,214) $ 1,076 $ (23,193)
Foreign 13,217 18,357 (7,728)
Total $ 8,003 $ 19,433 $ (30,921)