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Note 16 - Accumulated Other Comprehensive Income - Loss Reclassified From Accumulated Other Comprehensive Income (Loss) Into Earnings (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Losses on cash flow swaps to:      
Interest expense $ (55) $ (196)
Income tax benefit 21 76
Total reclassifications $ (34) $ (120)