Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 126,687	$ 133,676
Restricted cash	523	382
Receivables, net	238,585	232,854
Retainage	31,392	30,172
Costs and estimated earnings in excess of billings	93,443	67,740
Inventories	61,764	59,123
Prepaid expenses and other current assets	32,724	27,728
Current assets of discontinued operations	12,365	8,986
Total current assets	597,483	560,661
Property, plant & equipment, less accumulated depreciation	187,294	183,163
Other assets
Goodwill	334,416	272,294
Identified intangible assets, less accumulated amortization	212,506	159,629
Investments	10,920	19,181
Deferred income tax assets	7,731	7,989
Other assets	13,241	8,153
Total other assets	578,814	467,246
Non-current assets of discontinued operations	1,242	6,824
Total Assets	1,364,833	1,217,894
Current liabilities
Accounts payable	85,091	74,724
Accrued expenses	88,393	79,580
Billings in excess of costs and estimated earnings	24,953	31,552
Current maturities of long-term debt and line of credit	26,879	33,775
Current liabilities of discontinued operations	2,401	4,885
Total current liabilities	227,717	224,516
Long-term debt, less current maturities	366,469	221,848
Deferred income tax liabilities	37,140	39,790
Other non-current liabilities	11,354	15,620
Total liabilities	642,680	501,774
(See Commitments and Contingencies: Note 7)
Equity
Preferred stock, undesignated, $.10 par – shares authorized 2,000,000; none outstanding	0	0
Common stock, $.01 par – shares authorized 125,000,000; shares issued and outstanding 38,576,118 and 38,952,561, respectively	386	390
Additional paid-in capital	244,189	257,209
Retained earnings	456,319	426,457
Accumulated other comprehensive income	3,615	15,260
Total stockholders’ equity	704,509	699,316
Non-controlling interests	17,644	16,804
Total equity	722,153	716,120
Total Liabilities and Equity	$ 1,364,833	$ 1,217,894