Inventory (Schedule Of Inventories) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Inventory [Abstract]
Raw materials and starting stock	$ 8,178	$ 6,848
Semi-finished and finished steel products	75,924	69,333
Operating materials	8,825	8,463
Gross inventory	92,927	84,644
Less: inventory reserves	(1,749)	(2,051)
Total inventory, net	$ 91,178	$ 82,593