CONSOLIDATED CONDENSED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
CURRENT ASSETS:
Cash and cash equivalents	$ 142,678	$ 168,056
Restricted cash	47,019	38,717
Accounts receivable, including retainage	1,389,511	1,224,613
Costs and estimated earnings in excess of billings	504,911	465,002
Deferred income taxes	9,452	10,071
Other current assets	53,814	75,388
Total current assets	2,147,385	1,981,847
LONG-TERM INVESTMENTS	46,283	46,283
PROPERTY AND EQUIPMENT (net of accumulated depreciation of $162,228 in 2013 and $146,553 in 2012)	491,457	485,095
OTHER ASSETS:
Goodwill	570,646	570,646
Intangible assets, net	120,281	126,821
Other	81,432	85,718
Total assets	3,457,484	3,296,410
CURRENT LIABILITIES:
Current maturities of long-term debt	108,134	67,710
Accounts payable, including retainage	760,512	696,473
Billings in excess of costs and estimated earnings	306,391	301,761
Accrued expenses and other current liabilities	180,545	168,326
Total current liabilities	1,355,582	1,234,270
LONG-TERM DEBT, less current maturities	675,642	669,380
DEFERRED INCOME TAXES	109,900	109,900
OTHER LONG-TERM LIABILITIES	135,505	138,996
Total liabilities	2,276,629	2,152,546
CONTINGENCIES AND COMMITMENTS
STOCKHOLDERS' EQUITY:
Preferred stock, $1 par value: Authorized - 1,000,000 shares Issued and outstanding - none
Common stock - $1 par value: 75,000,000 shares authorized; Shares issued and outstanding: 47,896,879 shares and 47,556,056 shares	47,897	47,556
Additional paid-in capital	1,008,995	1,002,603
Retained earnings	167,557	137,279
Accumulated other comprehensive loss	(43,594)	(43,574)
Total stockholders' equity	1,180,855	1,143,864
Total liabilities and stockholders' equity	$ 3,457,484	$ 3,296,410