Consolidated Statements Of Operations (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Sales and Service Revenues
Product sales	$ 552,408	$ 367,563	$ 372,371
Service revenues	28,506	40,843	58,377
Net Sales	580,914	408,406	430,748
Operating Costs and Expenses:
Cost of product sales	453,473	296,104	305,705
Cost of service revenues	21,505	32,156	46,210
Selling, general and administrative expenses	85,790	53,678	49,615
Goodwill impairment	54,273		12,936
Total Operating Costs and Expenses	615,041	381,938	414,466
Operating (Loss)/Income	(34,127)	26,468	16,282
Interest Expense, Net	(18,198)	(1,805)	(2,522)
(Loss)/Income Before Taxes	(52,325)	24,663	13,760
Income Tax Benefit/(Expense), Net	4,742	(4,855)	(3,577)
Net (Loss)/Income	$ (47,583)	$ 19,808	$ 10,183
Earnings Per Share:
Basic (loss)/earnings per share	$ (4.52)	$ 1.89	$ 0.97
Diluted (loss)/earnings per share	$ (4.52)	$ 1.87	$ 0.97
Weighted Average Number of Common Shares Outstanding:
Basic	10,536,000	10,488,000	10,461,000
Diluted	10,621,000	10,596,000	10,510,000