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Note 18 - Accumulated Other Comprehensive Loss - Summary of Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Pension liability adjustment, net of income tax benefit of $911 and $866 $ (1,551) $ (1,436)
Unrealized gain (loss) on cash flow hedges, net of income tax expense (benefit) of $8 and $(1) 15 (9)
Total $ (1,536) $ (1,445)