CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 227,523	$ 259,219
Receivables	495,007	333,467
Inventories	56,554	64,335
Deferred income taxes, net	37,061	51,413
Other current assets	28,026	46,965
Total current assets	844,171	755,399
Investments	9,400	8,500
Property, plant and equipment, net	248,084	259,972
Goodwill	75,261	75,261
Other non-current assets	27,135	31,668
Total assets	1,204,051	1,130,800	[1]
Current liabilities:
Accounts payable and accrued expenses	268,874	234,379
Deferred revenues and customer advances	77,331	104,970
Total current liabilities	346,205	339,349
Long-term obligations	135,701	131,182
Other non-current liabilities	24,685	16,990
Total liabilities	506,591	487,521
Commitments and contingencies
Stockholders' equity:
Preferred Stock, par value $.01; 10,000,000 shares authorized, none outstanding
Common Stock, par value $.01; 200,000,000 shares authorized, 59,486,517 and 58,914,802 shares outstanding, respectively	595	589
Additional paid-in capital	572,469	566,624
Accumulated other comprehensive loss	(2,088)	(3,359)
Retained earnings	126,484	79,425
Total stockholders' equity	697,460	643,279
Total liabilities and stockholders' equity	$ 1,204,051	$ 1,130,800

[1] As of December 31, 2011.