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Note 13 - Employee Benefit Plans (Details) - Pension Expense (Benefit) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 29, 2013
Sep. 30, 2012
Sep. 29, 2013
Sep. 30, 2012
Pension Expense (Benefit) [Abstract]        
Service cost $ 6 $ (2) $ 18 $ 18
Interest cost on projected benefit obligation 413 472 1,239 1,404
Net amortizations, deferrals and other costs 206 229 618 631
Expected return on plan assets (631) (607) (1,892) (1,823)
$ (6) $ 92 $ (17) $ 230