CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 241,311	$ 232,324
Receivables	542,096	499,222
Inventories	64,665	61,251
Deferred income taxes, net	31,014	38,216
Other current assets	11,945	17,810
Total current assets	891,031	848,823
Investments	9,600	9,200
Property, plant and equipment, net	247,644	251,360
Goodwill	71,260	75,261
Other non-current assets	25,445	26,810
Total assets	1,244,980	1,211,454	[1]
Current liabilities:
Accounts payable and accrued expenses	256,589	257,113
Deferred revenues and customer advances	27,103	62,098
Current portion of long-term obligations	8,236	7,500
Total current liabilities	291,928	326,711
Long-term obligations	136,875	143,236
Deferred income tax, net	24,070	10,879
Other non-current liabilities	17,142	17,082
Total liabilities	470,015	497,908
Commitments and contingencies
Stockholders' equity:
Preferred Stock, par value $.01; 10,000,000 shares authorized, none outstanding	0	0
Common Stock, par value $.01; 200,000,000 shares authorized, 60,456,253 and 59,616,736 shares outstanding, respectively	605	596
Additional paid-in capital	584,596	575,300
Accumulated other comprehensive loss	(2,099)	(2,781)
Retained earnings	191,863	140,431
Total stockholders' equity	774,965	713,546
Total liabilities and stockholders' equity	$ 1,244,980	$ 1,211,454

[1] As of December 31, 2012.