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Note 14 - Employee Benefit Plans (Details) - Components of Pension (Income) Expense (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 30, 2014
Mar. 31, 2013
Components of Pension (Income) Expense [Abstract]    
Service cost $ 6 $ 7
Interest cost on projected benefit obligation 447 416
Net amortizations, deferrals and other costs 142 212
Expected return on plan assets (607) (630)
$ (12) $ 5