Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019		Dec. 31, 2018
Current assets
Cash and cash equivalents	$ 64,874		$ 83,527
Restricted cash	1,348		1,359
Receivables, net of allowances of $7,224 and $9,695, respectively	192,604		204,541
Retainage	33,103		33,572
Contract assets	51,092	[1]	62,467	[2]
Inventories	57,193		56,437	[3]
Prepaid expenses and other current assets	33,909		32,172
Assets held for sale	16,092		7,792
Total current assets	450,215		481,867
Property, plant & equipment, less accumulated depreciation	101,091		107,059
Other assets
Goodwill, net	256,835		260,633
Intangible assets, less accumulated amortization	104,828		119,696
Operating lease assets	71,466	[4]	0
Deferred income tax assets	1,216		1,561
Other non-current assets	9,862		21,601
Total other assets	444,207		403,491
Total Assets	995,513		992,417
Current liabilities
Accounts payable	60,614		64,562
Accrued expenses	96,577		88,020
Contract liabilities	37,562	[1]	32,339	[2]
Current maturities of long-term debt	32,803		29,469
Liabilities held for sale	6,485		5,260
Total current liabilities	234,041		219,650
Long-term debt, less current maturities	243,629		282,003
Other liabilities
Operating lease liabilities	56,253		0
Deferred income tax liabilities	11,254		8,361
Other non-current liabilities	15,243		12,216
Total other liabilities	82,750		20,577
Total liabilities	560,420		522,230
(See Commitments and Contingencies: Note 13)
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 30,715,959 and 31,922,409, respectively	307		319
Additional paid-in capital	101,148		122,818
Retained earnings	358,998		379,890
Accumulated other comprehensive loss	(32,694)		(40,290)
Total stockholders’ equity	427,759		462,737
Non-controlling interests	7,334		7,450
Total equity	435,093		470,187
Total Liabilities and Equity	$ 995,513		$ 992,417

[1] Amounts exclude contract assets of $5.4 million and contract liabilities of $0.1 million that were classified as held for sale at December 31, 2019 (see Note 6).

[2] Amounts exclude contract assets of $1.8 million and contract liabilities of less than $0.1 million that were classified as held for sale at December 31, 2018 (see Note 6).

[3] During 2018, the Company incurred non-cash charges of $2.8 million related to estimates for inventory obsolescence within its cathodic protection operations. The charges were recorded to cost of revenues in the Consolidated Statement of Operations.

[4] Amounts exclude operating lease assets of $0.3 million, accrued expenses of $0.2 million and other liabilities of $0.2 million that were classified as held for sale at December 31, 2019 (see Note 5).