CONSOLIDATED CONDENSED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 139,858	$ 119,923
Restricted cash	42,627	42,594
Accounts receivable, including retainage	1,454,045	1,291,246
Costs and estimated earnings in excess of billings	660,952	573,248
Deferred income taxes	7,982	8,240
Other current assets	52,420	50,669
Total current assets	2,357,884	2,085,920
LONG-TERM INVESTMENTS		46,283
PROPERTY AND EQUIPMENT (net of accumulated depreciation of $199,615 in 2014 and $183,793 in 2013)	529,545	498,125
OTHER ASSETS:
Goodwill	585,006	577,756
Intangible assets, net	106,403	113,740
Other	75,685	75,614
Total assets	3,654,523	3,397,438
CURRENT LIABILITIES:
Current maturities of long-term debt	68,232	114,658
Accounts payable, including retainage	849,628	758,225
Billings in excess of costs and estimated earnings	299,389	267,586
Accrued expenses and other current liabilities	136,774	158,017
Total current liabilities	1,354,023	1,298,486
LONG-TERM DEBT, less current maturities	761,034	619,226
DEFERRED INCOME TAXES	115,536	114,333
OTHER LONG-TERM LIABILITIES	122,463	117,858
Total liabilities	2,353,056	2,149,903
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: 48,571,741 shares and 48,421,467 shares	48,572	48,421
Additional paid-in capital	1,016,823	1,007,918
Retained earnings	269,059	224,575
Accumulated other comprehensive loss	(32,987)	(33,379)
Total stockholders' equity	1,301,467	1,247,535
Total liabilities and stockholders' equity	$ 3,654,523	$ 3,397,438