Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets
Cash and cash equivalents	$ 127,859	$ 209,253
Restricted cash	6,615	5,796
Receivables, net of allowances of $7,544 and $14,524, respectively	171,747	200,883
Retainage	36,708	37,285
Costs and estimated earnings in excess of billings	99,911	89,141
Inventories	63,432	47,779
Prepaid expenses and other current assets	62,811	66,999
Assets held for sale	0	21,060
Total current assets	569,083	678,196
Property, plant & equipment, less accumulated depreciation	151,086	144,833
Other assets
Goodwill	294,479	249,120
Identified intangible assets, less accumulated amortization	205,498	174,118
Deferred income tax assets	3,116	2,130
Other assets	5,120	5,616
Total other assets	508,213	430,984
Total Assets	1,228,382	1,254,013
Current liabilities
Accounts payable	66,655	72,732
Accrued expenses	99,619	112,951
Billings in excess of costs and estimated earnings	86,962	87,475
Current maturities of long-term debt and line of credit	17,649	17,648
Liabilities held for sale	0	6,961
Total current liabilities	270,885	297,767
Long-term debt, less current maturities	363,381	333,480
Deferred income tax liabilities	17,872	19,386
Other non-current liabilities	11,091	8,824
Total liabilities	$ 663,229	$ 659,457
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 35,156,241 and 36,053,499, respectively	352	361
Additional paid-in capital	186,036	199,951
Retained earnings	421,782	425,574
Accumulated other comprehensive loss	(52,355)	(47,861)
Total stockholders’ equity	555,815	578,025
Non-controlling interests	9,338	16,531
Total equity	565,153	594,556
Total Liabilities and Equity	$ 1,228,382	$ 1,254,013