Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 9,265	$ 25,181	$ 37,890	$ 7,741
Receivables, net	8,361	16,594
Receivables, related parties, net	1,918	1,439
Restricted cash	728	2,527
Costs in excess of billings on uncompleted contracts	2,137	6,153
Prepaid expenses and other assets	2,306	2,535
Total current assets	24,715	54,429
Restricted cash, long-term	10,980	8,771
Property and equipment, net of accumulated depreciation of $4,557 and $5,924, respectively	2,040	4,808
Investment securities, restricted, long-term	336	336
Cost method investment	2,776	2,776
Equity method investments	17,232	19,584
Other assets	2,696	2,995
Total Assets	60,775	93,699
LIABILITIES AND STOCKHOLDERS’ DEFICIT
Accounts payable	6,174	7,514
Accrued payroll and related liabilities	5,800	5,158
Current portion of notes payable, related parties	1,837	1,479
Billings in excess of costs on uncompleted contracts	9,708	22,518
Short-term borrowings	12,676	0
Settlement and royalty indemnity obligation	6,502	3,749
Other current liabilities	6,198	6,739
Total current liabilities	48,895	47,157
Long-term portion of notes payable, related parties	13,512	14,431
Settlement and royalty indemnification, long-term	13,797	20,273
Advance deposit, related party	2,980	6,524
Other long-term liabilities	6,569	6,011
Total Liabilities	$ 85,753	$ 94,396
Commitments and contingencies (Note 14)
Stockholders’ deficit:
Preferred stock: par value of $.001 and no par value per share, respectively, 50,000,000 shares authorized, none outstanding	$ 0	$ 0
Common stock: par value of $.001 per share, 100,000,000 shares authorized, 21,943,872 and 21,853,263 shares issued and 21,809,164 and 21,643,342 shares outstanding at December 31, 2015 and 2014, respectively	22	22
Additional paid-in capital	116,029	110,169
Accumulated deficit	(141,029)	(110,888)
Total stockholders’ deficit	(24,978)	(697)
Total Liabilities and Stockholders’ Deficit	$ 60,775	$ 93,699