Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Inventories (Details Textual)

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Note 6 - Inventories (Details Textual) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Percentage of LIFO Inventory 63.00%   67.00%
Inventory Write-down [1] $ (2.8) $ (0.9)  
[1] Represents the impact of lower of cost or market adjustments to domestic metal inventory.