Inventory (Schedule Of Inventories) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Inventory [Abstract]
Raw materials and starting stock	$ 7,989		$ 6,848
Semi-finished and finished steel products	78,391		69,333
Operating materials	8,829		8,463
Gross inventory	95,209		84,644
Less: inventory reserves	(1,338)		(2,051)
Total inventory, net	93,871		82,593
Cost Of Goods Sold, Amortization of Operating Materials	$ 1,200	$ 867