Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012		Dec. 31, 2011
Assets
Cash and cash equivalents	$ 106,725		$ 106,129
Restricted cash	1,544		82
Receivables, net	217,604		228,313
Retainage	36,874		33,933
Costs and estimated earnings in excess of billings	74,374		67,683
Inventories	60,157		54,540
Prepaid expenses and other current assets	28,472		27,305
Total current assets	525,750		517,985
Property, plant & equipment, less accumulated depreciation	174,072		168,945
Goodwill	271,491	[1]	249,888	[1]
Identified intangible assets, less accumulated amortization	161,512		149,655
Investments	25,727		26,680
Deferred income tax assets	5,242		5,418
Other assets	7,348		6,393
Total other assets	471,320		438,034
Total Assets	1,171,142		1,124,964
Liabilities and Equity
Accounts payable	79,310		72,326
Accrued expenses	70,782		69,417
Billings in excess of costs and estimated earnings	18,630		24,435
Current maturities of long-term debt and line of credit	28,610		26,541
Total current liabilities	197,332		192,719
Long-term debt, less current maturities	237,349		222,868
Deferred income tax liabilities	39,876		38,167
Other non-current liabilities	25,613		22,221
Total liabilities	500,170		475,975
(See Commitments and Contingencies: Note 7)
Common stock, $.01 par – shares authorized 125,000,000; shares issued and outstanding 39,279,799 and 39,352,375, respectively	393		394
Additional paid‑in capital	259,050		260,680
Retained earnings	392,018		373,796
Accumulated other comprehensive income	5,455		5,862
Total stockholders' equity	656,916		640,732
Non-controlling interests	14,056		8,257
Total equity	670,972		648,989
Total Liabilities and Equity	$ 1,171,142		$ 1,124,964

[1] The Company does not have any accumulated impairment charges.