CONSOLIDATED CONDENSED BALANCE SHEETS (UNAUDITED) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
ASSETS
Cash and Cash Equivalents	$ 273,321	$ 471,378
Restricted Cash	35,817	23,550
Accounts Receivable, including retainage	1,312,360	880,614
Costs and Estimated Earnings in Excess of Billings	374,325	139,449
Deferred Income Taxes	18,559	3,737
Other Current Assets	93,767	42,314
Total Current Assets	2,108,149	1,561,042
Long-term Investments	67,061	88,129
Property and Equipment (net of Accumulated Depreciation of $95,164 in 2011 and $79,942 in 2010)	472,528	362,437
Other Assets:
Goodwill	881,538	621,920
Intangible Assets, net	203,075	132,551
Other	21,386	13,141
Total Assets	3,753,737	2,779,220
LIABILITIES AND STOCKHOLDERS' EQUITY
Current Maturities of Long-term Debt	73,836	21,334
Accounts Payable, including retainage	766,771	653,542
Billings in Excess of Costs and Estimated Earnings	381,464	199,750
Accrued Expenses and Other Current Liabilities	204,085	93,488
Total Current Liabilities	1,426,156	968,114
Long-term Debt, less current maturities	758,970	374,350
Deferred Income Taxes	94,445	79,082
Other Long-term Liabilities	92,971	44,680
Contingencies and Commitments
Stockholders' Equity:
Common Stock - $1 par value: 75,000,000 shares authorized; Shares issued and outstanding: 47,315,050 and 47,089,593, respectively	47,315	47,090
Additional Paid-in Capital	991,884	985,413
Retained Earnings	378,631	316,531
Accumulated Other Comprehensive Loss	(36,635)	(36,040)
Total Stockholders' Equity	1,381,195	1,312,994
Total Liability and Stockholders' Equity	$ 3,753,737	$ 2,779,220