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Note 3 - Exit and Disposal Activities - Segregation of Assets Held for Sale (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Property, plant and equipment $ 28,874 $ 6,673
Accumulated depreciation (25,976) (5,841)
Property, plant and equipment, net $ 2,898 $ 832