Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets
Cash and cash equivalents	$ 173,072	$ 174,965
Restricted cash	3,175	2,075
Receivables, net of allowances of $18,484 and $19,307, respectively	216,490	227,481
Retainage	36,592	38,318
Costs and estimated earnings in excess of billings	103,384	94,045
Inventories	56,974	59,192
Prepaid expenses and other current assets	40,643	42,046
Total current assets	630,330	638,122
Property, plant & equipment, less accumulated depreciation	162,592	168,213
Other assets
Goodwill	294,492	293,023
Identified intangible assets, less accumulated amortization	180,482	182,273
Deferred income tax assets	3,029	3,334
Other assets	9,913	10,708
Total other assets	487,916	489,338
Total Assets	1,280,838	1,295,673
Current liabilities
Accounts payable	90,380	83,285
Accrued expenses	105,912	111,617
Billings in excess of costs and estimated earnings	63,406	43,022
Current maturities of long-term debt and line of credit	26,399	26,399
Total current liabilities	286,097	264,323
Long-term debt, less current maturities	336,812	351,076
Deferred income tax liabilities	24,287	22,913
Other non-current liabilities	12,655	12,276
Total liabilities	$ 659,851	$ 650,588
Commitments and contingencies
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 36,227,841 and 37,360,515, respectively	362	374
Additional paid-in capital	201,078	217,289
Retained earnings	443,684	433,641
Accumulated other comprehensive loss	(41,450)	(24,669)
Total stockholders’ equity	603,674	626,635
Non-controlling interests	17,313	18,450
Total equity	620,987	645,085
Total Liabilities and Equity	$ 1,280,838	$ 1,295,673