CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 210,691	$ 232,324
Receivables	560,944	499,222
Inventories	69,224	61,251
Deferred income taxes, net	33,061	38,216
Other current assets	10,817	17,810
Total current assets	884,737	848,823
Investments	9,800	9,200
Property, plant and equipment, net	250,713	251,360
Goodwill	71,260	75,261
Other non-current assets	25,382	26,810
Total assets	1,241,892	1,211,454	[1]
Current liabilities:
Accounts payable and accrued expenses	270,201	257,113
Deferred revenues and customer advances	29,469	62,098
Current portion of long-term obligations	8,236	7,500
Total current liabilities	307,906	326,711
Long-term obligations	138,750	143,236
Deferred income tax, net	19,674	10,879
Other non-current liabilities	16,382	17,082
Total liabilities	482,712	497,908
Stockholders' equity:
Commitments and contingencies
Preferred Stock, par value $.01; 10,000,000 shares authorized, none outstanding	0	0
Common Stock, par value $.01; 200,000,000 shares authorized, 60,163,610 and 59,616,736 shares outstanding, respectively	602	596
Additional paid-in capital	584,040	575,300
Accumulated other comprehensive loss	(1,774)	(2,781)
Retained earnings	176,312	140,431
Total stockholders' equity	759,180	713,546
Total liabilities and stockholders' equity	$ 1,241,892	$ 1,211,454

[1] As of December 31, 2012.