Condensed Consolidated Balance Sheets (Current Period Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 1,775	$ 17,823
Accounts receivable, net of allowance for doubtful accounts of $396 and $393, respectively	44,875	43,807
Accounts receivable, related party	11,440	11,858
Notes receivable	7,007	14,120
Costs and estimated earnings in excess of billings on uncompleted contracts	37,281	31,423
Construction in progress	14,702	16,078
Inventories, net	1,448	1,618
Prepaid expenses and other current assets	4,404	4,267
Restricted cash	20	20
Total current assets	122,952	141,014
Intangible assets	1,560	1,703
Restricted cash	494	400
Notes receivable, noncurrent	7,938
Property, plant and equipment at cost, net	18,500	18,754
Other assets	822	958
Total assets	152,266	162,829
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable	13,055	15,709
Accounts payable, related party	51,350	51,804
Lines of credit	9,819	10,877
Accrued liabilities	6,500	6,635
Billings in excess of costs and estimated earnings on uncompleted contracts	2,166	4,935
Billings in excess of costs and estimated earnings on uncompleted contracts, related party		49
Loans payable and capital lease obligations	28,579	28,601
Total current liabilities	111,469	118,610
Financing and capital lease obligations, net of current portion	18,269	18,760
Other liabilities	1,337	1,337
Total liabilities	131,075	138,707
Commitments and contingencies	0	0
Stockholders’ equity:
Preferred stock, par $0.0001, 20,000,000 shares authorized; none issued and outstanding	0	0
Common stock, par $0.0001, 250,000,000 shares authorized; 198,214,456 and 198,214,456 shares, respectively, issued and outstanding	20	20
Additional paid in capital	48,290	48,219
Accumulated other comprehensive loss	(148)	(287)
Accumulated deficit	(26,971)	(23,830)
Total stockholders’ equity	21,191	24,122
Total liabilities and stockholders’ equity	$ 152,266	$ 162,829