Segment Reporting (Details) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Summary of financial information by reportable segment
Intersegment sales	$ 56,880	$ 33,594	$ 158,203	$ 109,362
Net sales	143,671	102,593	387,734	317,129
Operating income (loss)	7,693	(2,228)	23,190	11,545
Titanium Group [Member]
Summary of financial information by reportable segment
Segment Revenue	45,028	32,263	116,983	101,660
Intersegment sales	42,709	20,006	114,677	67,062
Net sales	87,737	52,269	231,660	168,722
Group before corporate allocations	7,366	3,633	30,475	24,570
Corporate allocations	(2,428)	(2,328)	(7,616)	(6,441)
Operating income (loss)	4,938	1,305	22,859	18,129
Fabrication Group [Member]
Summary of financial information by reportable segment
Segment Revenue	40,220	34,116	110,474	100,013
Intersegment sales	13,916	12,753	42,470	40,184
Net sales	54,136	46,869	152,944	140,197
Group before corporate allocations	1,647	187	1,841	(291)
Corporate allocations	(3,146)	(3,205)	(9,870)	(8,784)
Operating income (loss)	(1,499)	(3,018)	(8,029)	(9,075)
Distribution Group [Member]
Summary of financial information by reportable segment
Segment Revenue	58,423	36,214	160,277	115,456
Intersegment sales	255	835	1,056	2,116
Net sales	58,678	37,049	161,333	117,572
Group before corporate allocations	6,139	1,268	14,273	7,455
Corporate allocations	(1,885)	(1,783)	(5,913)	(4,964)
Operating income (loss)	$ 4,254	$ (515)	$ 8,360	$ 2,491